Welcome to Fei Liu's Homepage

2024

Yebowen Hu, Kaiqiang Song, Sangwoo Cho, Xiaoyang Wang, Hassan Foroosh, Dong Yu and Fei Liu. SportsMetrics: Blending Text and Numerical Data to Understand Information Fusion in LLMs. In Proceedings of the 62nd Annual Meeting of the Association for Computational Linguistics (ACL), 2024.

@misc{hu2024sportsmetricsblendingtextnumerical,
      title={SportsMetrics: Blending Text and Numerical Data to Understand Information Fusion in LLMs}, 
      author={Yebowen Hu and Kaiqiang Song and Sangwoo Cho and Xiaoyang Wang and Hassan Foroosh and Dong Yu and Fei Liu},
      year={2024},
      eprint={2402.10979},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2402.10979}, 
}

Yiwei Qin, Kaiqiang Song, Yebowen Hu, Wenlin Yao, Sangwoo Cho, Xiaoyang Wang, Xuansheng Wu, Fei Liu, Pengfei Liu and Dong Yu. InFoBench: Evaluating Instruction Following Ability in Large Language Models. In Proceedings of the 62nd Annual Meeting of the Association for Computational Linguistics (ACL), Findings, 2024.

@misc{qin2024infobenchevaluatinginstructionfollowing,
      title={InFoBench: Evaluating Instruction Following Ability in Large Language Models}, 
      author={Yiwei Qin and Kaiqiang Song and Yebowen Hu and Wenlin Yao and Sangwoo Cho and Xiaoyang Wang and Xuansheng Wu and Fei Liu and Pengfei Liu and Dong Yu},
      year={2024},
      eprint={2401.03601},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2401.03601}, 
}

Yikun Wang, Rui Zheng, Haoming Li, Qi Zhang, Tao Gui and Fei Liu. Rescue: Ranking LLM Responses with Partial Ordering to Improve Response Generation. In Proceedings of the 62nd Annual Meeting of the Association for Computational Linguistics (ACL), Student Research Workshop, 2024.

@misc{wang2024rescuerankingllmresponses,
      title={Rescue: Ranking LLM Responses with Partial Ordering to Improve Response Generation}, 
      author={Yikun Wang and Rui Zheng and Haoming Li and Qi Zhang and Tao Gui and Fei Liu},
      year={2024},
      eprint={2311.09136},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2311.09136}, 
}

Jiaqi Xue, Mengxin Zheng, Yebowen Hu, Fei Liu, Xun Chen and Qian Lou. BadRAG: Identifying Vulnerabilities in Retrieval Augmented Generation of Large Language Models. arXiv preprint arXiv:2406.00083, 2024.

@misc{xue2024badragidentifyingvulnerabilitiesretrieval,
      title={BadRAG: Identifying Vulnerabilities in Retrieval Augmented Generation of Large Language Models}, 
      author={Jiaqi Xue and Mengxin Zheng and Yebowen Hu and Fei Liu and Xun Chen and Qian Lou},
      year={2024},
      eprint={2406.00083},
      archivePrefix={arXiv},
      primaryClass={cs.CR},
      url={https://arxiv.org/abs/2406.00083}, 
}

Liyan Xu, Zhenlin Su, Mo Yu, Jin Xu, Jinho D. Choi, Jie Zhou and Fei Liu. Identifying Factual Inconsistencies in Summaries: Grounding Model Inference via Task Taxonomy. arXiv preprint arXiv:2402.12821, 2024.

@misc{xu2024identifyingfactualinconsistenciessummaries,
      title={Identifying Factual Inconsistencies in Summaries: Grounding Model Inference via Task Taxonomy}, 
      author={Liyan Xu and Zhenlin Su and Mo Yu and Jin Xu and Jinho D. Choi and Jie Zhou and Fei Liu},
      year={2024},
      eprint={2402.12821},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2402.12821}, 
}

Yebowen Hu, Kaiqiang Song, Sangwoo Cho, Xiaoyang Wang, Wenlin Yao, Hassan Foroosh, Dong Yu, Fei Liu. When Reasoning Meets Information Aggregation: A Case Study with Sports Narratives. arXiv preprint arXiv:2406.12084, 2024.

@misc{hu2024reasoningmeetsinformationaggregation,
      title={When Reasoning Meets Information Aggregation: A Case Study with Sports Narratives}, 
      author={Yebowen Hu and Kaiqiang Song and Sangwoo Cho and Xiaoyang Wang and Wenlin Yao and Hassan Foroosh and Dong Yu and Fei Liu},
      year={2024},
      eprint={2406.12084},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2406.12084}, 
}

Jiangshu Du, Yibo Wang, Wenting Zhao, Zhongfen Deng, Shuaiqi Liu, Renze Lou, Henry Peng Zou, Pranav Narayanan Venkit, Nan Zhang, Mukund Srinath, Haoran Ranran Zhang, Vipul Gupta, Yinghui Li, Tao Li, Fei Wang, Qin Liu, Tianlin Liu, Pengzhi Gao, Congying Xia, Chen Xing, Jiayang Cheng, Zhaowei Wang, Ying Su, Raj Sanjay Shah, Ruohao Guo, Jing Gu, Haoran Li, Kangda Wei, Zihao Wang, Lu Cheng, Surangika Ranathunga, Meng Fang, Jie Fu, Fei Liu, Ruihong Huang, Eduardo Blanco, Yixin Cao, Rui Zhang, Philip S. Yu and Wenpeng Yin. LLMs Assist NLP Researchers: Critique Paper (Meta-)Reviewing. arXiv preprint arXiv:2406.16253, 2024.

@misc{du2024llmsassistnlpresearchers,
      title={LLMs Assist NLP Researchers: Critique Paper (Meta-)Reviewing}, 
      author={Jiangshu Du and Yibo Wang and Wenting Zhao and Zhongfen Deng and Shuaiqi Liu and Renze Lou and Henry Peng Zou and Pranav Narayanan Venkit and Nan Zhang and Mukund Srinath and Haoran Ranran Zhang and Vipul Gupta and Yinghui Li and Tao Li and Fei Wang and Qin Liu and Tianlin Liu and Pengzhi Gao and Congying Xia and Chen Xing and Jiayang Cheng and Zhaowei Wang and Ying Su and Raj Sanjay Shah and Ruohao Guo and Jing Gu and Haoran Li and Kangda Wei and Zihao Wang and Lu Cheng and Surangika Ranathunga and Meng Fang and Jie Fu and Fei Liu and Ruihong Huang and Eduardo Blanco and Yixin Cao and Rui Zhang and Philip S. Yu and Wenpeng Yin},
      year={2024},
      eprint={2406.16253},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2406.16253}, 
}

2023

Yebowen Hu, Kaiqiang Song, Sangwoo Cho, Xiaoyang Wang, Hassan Foroosh and Fei Liu. DecipherPref: Analyzing Influential Factors in Human Preference Judgments via GPT-4. In Proceedings of the 2023 Conference on Empirical Methods in Natural Language Processing (EMNLP), 2023. Acceptance rate: 1047/4909 = 21.3%

@inproceedings{hu-etal-2023-decipherpref,
    title = "{D}ecipher{P}ref: Analyzing Influential Factors in Human Preference Judgments via {GPT}-4",
    author = "Hu, Yebowen and Song, Kaiqiang and Cho, Sangwoo and Wang, Xiaoyang and Foroosh, Hassan and Liu, Fei",
    editor = "Bouamor, Houda and Pino, Juan and Bali, Kalika",
    booktitle = "Proceedings of the 2023 Conference on Empirical Methods in Natural Language Processing",
    month = dec,
    year = "2023",
    address = "Singapore",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2023.emnlp-main.519",
    doi = "10.18653/v1/2023.emnlp-main.519",
    pages = "8344--8357",
}

Yebowen Hu, Tim Ganter, Hanieh Deilamsalehy, Franck Dernoncourt, Hassan Foroosh and Fei Liu. MeetingBank: A Benchmark Dataset for Meeting Summarization. In Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (ACL), 2023. Acceptance rate: 1074/4864 = 22.1%.

@inproceedings{hu-etal-2023-meetingbank,
    title = "{M}eeting{B}ank: A Benchmark Dataset for Meeting Summarization",
    author = "Hu, Yebowen and Ganter, Timothy and Deilamsalehy, Hanieh and Dernoncourt, Franck and Foroosh, Hassan and Liu, Fei",
    booktitle = "Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
    month = jul,
    year = "2023",
    address = "Toronto, Canada",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2023.acl-long.906",
    pages = "16409--16423",
}

Pengshan Cai, Kaiqiang Song, Sangwoo Cho, Hongwei Wang, Xiaoyang Wang, Hong Yu, Fei Liu and Dong Yu. Generating User-Engaging News Headlines. In Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (ACL), 2023. Acceptance rate: 1074/4864 = 22.1%.

@inproceedings{cai-etal-2023-generating,
    title = "Generating User-Engaging News Headlines",
    author = "Cai, Pengshan and Song, Kaiqiang and Cho, Sangwoo and Wang, Hongwei and Wang, Xiaoyang and Yu, Hong and Liu, Fei and Yu, Dong",
    booktitle = "Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
    month = jul,
    year = "2023",
    address = "Toronto, Canada",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2023.acl-long.183",
    pages = "3265--3280",
}

Pengshan Cai, Kaiqiang Song, Sangwoo Cho, Hongwei Wang, Xiaoyang Wang, Hong Yu, Fei Liu and Dong Yu. PaniniQA: Enhancing Patient Education Through Interactive Question Answering. Transactions of the Association for Computational Linguistics (TACL), 2023.

@article{cai-etal-2023-paniniqa,
    title = "{P}anini{QA}: Enhancing Patient Education Through Interactive Question Answering",
    author = "Cai, Pengshan and Yao, Zonghai and Liu, Fei and Wang, Dakuo and Reilly, Meghan and Zhou, Huixue and Li, Lingxi and Cao, Yi and Kapoor, Alok and Bajracharya, Adarsha and Berlowitz, Dan and Yu, Hong",
    journal = "Transactions of the Association for Computational Linguistics",
    volume = "11",
    year = "2023",
    address = "Cambridge, MA",
    publisher = "MIT Press",
    url = "https://aclanthology.org/2023.tacl-1.86",
    doi = "10.1162/tacl_a_00616",
    pages = "1518--1536",
}

2022

Sangwoo Cho, Kaiqiang Song, Xiaoyang Wang, Fei Liu and Dong Yu. Toward Unifying Text Segmentation and Long Document Summarization. In Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing (EMNLP), 2022. Acceptance rate: 829/4190 = 19.8%. (Oral Presentation)

@inproceedings{cho-etal-2022-toward,
    title = "Toward Unifying Text Segmentation and Long Document Summarization",
    author = "Cho, Sangwoo and Song, Kaiqiang and Wang, Xiaoyang and Liu, Fei and Yu, Dong",
    booktitle = "Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing",
    month = dec,
    year = "2022",
    address = "Abu Dhabi, United Arab Emirates",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2022.emnlp-main.8",
    pages = "106--118",
}

Pengshan Cai, Fei Liu, Adarsha Bajracharya, Weisong Liu, Dan Berlowitz, Joe Sills, Alok Kapoor, Richeek Pradhan, David Levy and Hong Yu. Generation of Patient After-Visit Summaries to Support Physicians. In Proceedings of the 29th International Conference on Computational Linguistics (COLING), 2022. Acceptance rate: 634/2026 = 31.3%.

@inproceedings{cai-etal-2022-generation,
    title = "Generation of Patient After-Visit Summaries to Support Physicians",
    author = "Cai, Pengshan and Liu, Fei and Bajracharya, Adarsha and Sills, Joe and Kapoor, Alok and Liu, Weisong and Berlowitz, Dan and Levy, David and Pradhan, Richeek and Yu, Hong",
    booktitle = "Proceedings of the 29th International Conference on Computational Linguistics",
    month = oct,
    year = "2022",
    address = "Gyeongju, Republic of Korea",
    publisher = "International Committee on Computational Linguistics",
    url = "https://aclanthology.org/2022.coling-1.544",
    pages = "6234--6247",
}

Pengshan Cai, Mo Yu, Fei Liu and Hong Yu. Generating Coherent Narratives with Subtopic Planning to Answer How-to Questions. In Proceedings of the 2nd Workshop on Natural Language Generation, Evaluation, and Metrics (GEM) at EMNLP, pp.26--42, 2022.

@inproceedings{cai-etal-2022-generating,
    title = "Generating Coherent Narratives with Subtopic Planning to Answer How-to Questions",
    author = "Cai, Pengshan and Yu, Mo and Liu, Fei and Yu, Hong",
    booktitle = "Proceedings of the 2nd Workshop on Natural Language Generation, Evaluation, and Metrics (GEM)",
    month = dec,
    year = "2022",
    address = "Abu Dhabi, United Arab Emirates (Hybrid)",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2022.gem-1.3",
    pages = "26--42",
}

Kaiqiang Song, Chen Li, Xiaoyang Wang, Dong Yu and Fei Liu. Towards Abstractive Grounded Summarization of Podcast Transcripts. In Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (ACL), 2022. Acceptance rate: 701/3378 = 20.8%.

@inproceedings{song-etal-2022-towards,
    title = "Towards Abstractive Grounded Summarization of Podcast Transcripts",
    author = "Song, Kaiqiang and Li, Chen and Wang, Xiaoyang and Yu, Dong and Liu, Fei",
    booktitle = "Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
    month = may,
    year = "2022",
    address = "Dublin, Ireland",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2022.acl-long.302",
    doi = "10.18653/v1/2022.acl-long.302",
    pages = "4407--4418",
}

Pengshan Cai, Hui Wan, Fei Liu, Mo Yu, Hong Yu and Sachindra Joshi. Learning as Conversation: Dialogue Systems Reinforced for Information Acquisition. In Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL), 2022. Acceptance rate: 442/2103 = 21%. (Oral Presentation)

@inproceedings{cai-etal-2022-learning,
    title = "Learning as Conversation: Dialogue Systems Reinforced for Information Acquisition",
    author = "Cai, Pengshan and Wan, Hui and Liu, Fei and Yu, Mo and Yu, Hong and Joshi, Sachindra",
    booktitle = "Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies",
    month = jul,
    year = "2022",
    address = "Seattle, United States",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2022.naacl-main.352",
    doi = "10.18653/v1/2022.naacl-main.352",
    pages = "4781--4796",
}

2021

Sangwoo Cho, Franck Dernoncourt, Tim Ganter, Trung Bui, Nedim Lipka, Walter Chang, Hailin Jin, Jonathan Brandt, Hassan Foroosh and Fei Liu. StreamHover: Livestream Transcript Summarization and Annotation. In Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing (EMNLP), Online and at Punta Cana, Dominican Republic, 2021. Acceptance rate: 840/3600 = 23.3%. (Oral Presentation)

@inproceedings{cho-etal-2021-streamhover,
    title = "{S}tream{H}over: Livestream Transcript Summarization and Annotation",
    author = "Cho, Sangwoo and Dernoncourt, Franck and Ganter, Tim and Bui, Trung and Lipka, Nedim and Chang, Walter and Jin, Hailin and Brandt, Jonathan and Foroosh, Hassan and Liu, Fei",
    booktitle = "Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing",
    month = nov,
    year = "2021",
    address = "Online and Punta Cana, Dominican Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.emnlp-main.520",
    doi = "10.18653/v1/2021.emnlp-main.520",
    pages = "6457--6474",
}

Jia Jin Koay, Alexander Roustai, Xiaojin Dai and Fei Liu. A Sliding-Window Approach to Automatic Creation of Meeting Minutes. In Proceedings of the 2021 Annual Conference of the North American Chapter of the Association for Computational Linguistics (NAACL), Student Research Workshop, Online, 2021. (Oral Presentation)

@inproceedings{koay-etal-2021-sliding,
    title = "A Sliding-Window Approach to Automatic Creation of Meeting Minutes",
    author = "Koay, Jia Jin and Roustai, Alexander and Dai, Xiaojin and Liu, Fei",
    booktitle = "Proceedings of the 2021 Conference of the North American Chapter of the Association for Computational Linguistics: Student Research Workshop",
    month = jun,
    year = "2021",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.naacl-srw.10",
    doi = "10.18653/v1/2021.naacl-srw.10",
    pages = "68--75",
}

Kaiqiang Song, Bingqing Wang, Zhe Feng and Fei Liu. A New Approach to Overgenerating and Scoring Abstractive Summaries. In Proceedings of the 2021 Annual Conference of the North American Chapter of the Association for Computational Linguistics (NAACL), Online, 2021. Acceptance rate 477/1797 = 26.5%. (Oral Presentation)

@inproceedings{song-etal-2021-new,
    title = "A New Approach to Overgenerating and Scoring Abstractive Summaries",
    author = "Song, Kaiqiang and Wang, Bingqing and Feng, Zhe and Liu, Fei",
    booktitle = "Proceedings of the 2021 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies",
    month = jun,
    year = "2021",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.naacl-main.110",
    doi = "10.18653/v1/2021.naacl-main.110",
    pages = "1392--1404",
}

Logan Lebanoff, Charles Newton, Victor Hung, Beth Atkinson, John Killilea and Fei Liu. Semantic Parsing of Brief and Multi-Intent Natural Language Utterances. In Proceedings of the 16th Conference of the European Chapter of the Association for Computational Linguistics (EACL), Workshop on Domain Adaptation for NLP, Online, 2021. (Oral Presentation)

@inproceedings{lebanoff-etal-2021-semantic,
    title = "Semantic Parsing of Brief and Multi-Intent Natural Language Utterances",
    author = "Lebanoff, Logan and Newton, Charles and Hung, Victor and Atkinson, Beth and Killilea, John and Liu, Fei",
    booktitle = "Proceedings of the Second Workshop on Domain Adaptation for NLP",
    month = apr,
    year = "2021",
    address = "Kyiv, Ukraine",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.adaptnlp-1.25",
    pages = "255--262",
}

Logan Lebanoff, Bingqing Wang, Zhe Feng and Fei Liu. Modeling Endorsement for Multi-Document Abstractive Summarization. In Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing (EMNLP), Workshop on New Frontiers in Summarization, 2021. (Oral Presentation)

@inproceedings{lebanoff-etal-2021-modeling,
    title = "Modeling Endorsement for Multi-Document Abstractive Summarization",
    author = "Lebanoff, Logan and Wang, Bingqing and Feng, Zhe and Liu, Fei",
    booktitle = "Proceedings of the Third Workshop on New Frontiers in Summarization",
    month = nov,
    year = "2021",
    address = "Online and in Dominican Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.newsum-1.13",
    doi = "10.18653/v1/2021.newsum-1.13",
    pages = "119--130",
}

Shen Yan, Kaiqiang Song, Fei Liu and Mi Zhang. CATE: Computation-aware Neural Architecture Encoding with Transformers. In Proceedings of the International Conference on Machine Learning (ICML), Online, 2021. Acceptance rate 1184/5513 = 21.5%. (Oral Presentation)

@InProceedings{yan2021cate,
  title = {CATE: Computation-aware Neural Architecture Encoding with Transformers},
  author = {Yan, Shen and Song, Kaiqiang and Liu, Fei and Zhang, Mi},
  booktitle = {Proceedings of the 38th International Conference on Machine Learning},
  year = {2021}
}

2020

Kaiqiang Song, Bingqing Wang, Zhe Feng, Liu Ren and Fei Liu. Controlling the Amount of Verbatim Copying in Abstractive Summarization. In Proceedings of the Thirty-Fourth AAAI Conference on Artificial Intelligence (AAAI), New York City, NY, 2020. Acceptance rate 1591/7737 = 20.6%.
Kaiqiang Song, Logan Lebanoff, Qipeng Guo, Xipeng Qiu, Xiangyang Xue, Chen Li, Dong Yu and Fei Liu. Joint Parsing and Generation for Abstractive Summarization. In Proceedings of the Thirty-Fourth AAAI Conference on Artificial Intelligence (AAAI), New York City, NY, 2020. Acceptance rate 1591/7737 = 20.6%.

Logan Lebanoff, Franck Dernoncourt, Doo Soon Kim, Lidan Wang, Walter Chang and Fei Liu. Learning to Fuse Sentences with Transformers for Summarization. In Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP), Online, 2020. Acceptance rate 752/3359 = 22.4%.

@inproceedings{lebanoff-etal-2020-learning,
    title = "Learning to Fuse Sentences with Transformers for Summarization",
    author = "Lebanoff, Logan and Dernoncourt, Franck and Kim, Doo Soon and Wang, Lidan and Chang, Walter and Liu, Fei",
    booktitle = "Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP)",
    month = nov,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.emnlp-main.338",
    doi = "10.18653/v1/2020.emnlp-main.338",
    pages = "4136--4142",
}

Sangwoo Cho, Kaiqiang Song, Chen Li, Dong Yu, Hassan Foroosh and Fei Liu. Better Highlighting: Creating Sub-Sentence Summary Highlights. In Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP), Online, 2020. Acceptance rate 752/3359 = 22.4%.

@inproceedings{cho-etal-2020-better,
    title = "Better Highlighting: Creating Sub-Sentence Summary Highlights",
    author = "Cho, Sangwoo and Song, Kaiqiang and Li, Chen and Yu, Dong and Foroosh, Hassan and Liu, Fei",
    booktitle = "Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP)",
    month = nov,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.emnlp-main.509",
    doi = "10.18653/v1/2020.emnlp-main.509",
    pages = "6282--6300",
}

Logan Lebanoff, John Muchovej, Franck Dernoncourt, Doo Soon Kim, Lidan Wang, Walter Chang and Fei Liu. Understanding Points of Correspondence between Sentences for Abstractive Summarization. In Proceedings of the 2020 Annual Conference of the Association for Computational Linguistics (ACL), Student Research Workshop, Online, 2020.

@inproceedings{lebanoff-etal-2020-understanding,
    title = "Understanding Points of Correspondence between Sentences for Abstractive Summarization",
    author = "Lebanoff, Logan and Muchovej, John and Dernoncourt, Franck and Kim, Doo Soon and Wang, Lidan and Chang, Walter and Liu, Fei",
    booktitle = "Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics: Student Research Workshop",
    month = jul,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.acl-srw.26",
    doi = "10.18653/v1/2020.acl-srw.26",
    pages = "191--198",
}

Logan Lebanoff, Franck Dernoncourt, Doo Soon Kim, Walter Chang and Fei Liu. A Cascade Approach to Neural Abstractive Summarization with Content Selection and Fusion. In Proceedings of the Conference of the Asia-Pacific Chapter of the Association for Computational Linguistics (AACL), Online, 2020. Acceptance rate 106/375 = 28.3%.

@inproceedings{lebanoff-etal-2020-cascade,
    title = "A Cascade Approach to Neural Abstractive Summarization with Content Selection and Fusion",
    author = "Lebanoff, Logan and Dernoncourt, Franck and Kim, Doo Soon and Chang, Walter and Liu, Fei",
    booktitle = "Proceedings of the 1st Conference of the Asia-Pacific Chapter of the Association for Computational Linguistics and the 10th International Joint Conference on Natural Language Processing",
    month = dec,
    year = "2020",
    address = "Suzhou, China",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.aacl-main.52",
    pages = "529--535",
}

Jia Jin Koay, Alexander Roustai, Xiaojin Dai, Dillon Burns, Alec Kerrigan and Fei Liu. How Domain Terminology Affects Meeting Summarization Performance. In Proceedings of the 28th International Conference on Computational Linguistics (COLING), Online, 2020. Acceptance rate: 644/1956=32.9%

@inproceedings{koay-etal-2020-domain,
    title = "How Domain Terminology Affects Meeting Summarization Performance",
    author = "Koay, Jia Jin and Roustai, Alexander and Dai, Xiaojin and Burns, Dillon and Kerrigan, Alec and Liu, Fei",
    booktitle = "Proceedings of the 28th International Conference on Computational Linguistics",
    month = dec,
    year = "2020",
    address = "Barcelona, Spain (Online)",
    publisher = "International Committee on Computational Linguistics",
    url = "https://aclanthology.org/2020.coling-main.499",
    doi = "10.18653/v1/2020.coling-main.499",
    pages = "5689--5695",

Sangwoo Cho, Muhammad Maqbool, Fei Liu and Hassan Foroosh. Self-Attention Network for Skeleton-based Human Action Recognition. In Proceedings of the 2020 IEEE Winter Applications of Computer Vision Conference (WACV), Colorado, 2020. Acceptance rate: 379/1096 = 34.5%.
Kaiqiang Song, Chen Li, Xiaoyang Wang, Dong Yu and Fei Liu. Automatic Summarization of Open-Domain Podcast Episodes. In Proceedings of the 29th Text REtrieval Conference (TREC), Online, 2020. Won second place in the TREC 2020 Podcast Challenge.

2019

Logan Lebanoff, Kaiqiang Song, Franck Dernoncourt, Doo Soon Kim, Seokhwan Kim, Walter Chang and Fei Liu. Scoring Sentence Singletons and Pairs for Abstractive Summarization. In Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics (ACL), Florence, Italy, 2019. Acceptance rate 660/2905 = 22.7%.

@inproceedings{lebanoff-etal-2019-scoring,
    title = "Scoring Sentence Singletons and Pairs for Abstractive Summarization",
    author = "Lebanoff, Logan and Song, Kaiqiang and Dernoncourt, Franck and Kim, Doo Soon and Kim, Seokhwan and Chang, Walter and Liu, Fei",
    booktitle = "Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2019",
    address = "Florence, Italy",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P19-1209",
    doi = "10.18653/v1/P19-1209",
    pages = "2175--2189",
}

Sangwoo Cho, Logan Lebanoff, Hassan Foroosh, and Fei Liu. Improving the Similarity Measure of Determinantal Point Processes for Extractive Multi-Document Summarization. In Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics (ACL), Florence, Italy, 2019. Acceptance rate 660/2905 = 22.7%. (Oral Presentation)

@inproceedings{cho-etal-2019-improving,
    title = "Improving the Similarity Measure of Determinantal Point Processes for Extractive Multi-Document Summarization",
    author = "Cho, Sangwoo and Lebanoff, Logan and Foroosh, Hassan and Liu, Fei",
    booktitle = "Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2019",
    address = "Florence, Italy",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P19-1098",
    doi = "10.18653/v1/P19-1098",
    pages = "1027--1038",
}

Kristjan Arumae and Fei Liu. Guiding Extractive Summarization with Question-Answering Rewards. In Proceedings of the 2019 Annual Conference of the North American Chapter of the Association for Computational Linguistics (NAACL), Minneapolis, Minnesota, 2019. Acceptance rate 423/1733 = 24.4%. (Oral Presentation)

@inproceedings{arumae-liu-2019-guiding,
    title = "Guiding Extractive Summarization with Question-Answering Rewards",
    author = "Arumae, Kristjan and Liu, Fei",
    booktitle = "Proceedings of the 2019 Conference of the North {A}merican Chapter of the Association for Computational Linguistics: Human Language Technologies, Volume 1 (Long and Short Papers)",
    month = jun,
    year = "2019",
    address = "Minneapolis, Minnesota",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/N19-1264",
    doi = "10.18653/v1/N19-1264",
    pages = "2566--2577",
}

Wei Zhao, Maxime Peyrard, Fei Liu, Yang Gao, Christian M. Meyer and Steffen Eger. MoverScore: Text Generation Evaluating with Contextualized Embeddings and Earth Mover Distance. In Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing (EMNLP), 2019. Acceptance rate 683/2876 = 23.7%. (Oral Presentation)

@inproceedings{zhao-etal-2019-moverscore,
    title = "{M}over{S}core: Text Generation Evaluating with Contextualized Embeddings and Earth Mover Distance",
    author = "Zhao, Wei and Peyrard, Maxime and Liu, Fei and Gao, Yang and Meyer, Christian M. and Eger, Steffen",
    booktitle = "Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP)",
    month = nov,
    year = "2019",
    address = "Hong Kong, China",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D19-1053",
    doi = "10.18653/v1/D19-1053",
    pages = "563--578",
}

Sangwoo Cho, Chen Li, Dong Yu, Hassan Foroosh and Fei Liu. Multi-Document Summarization with Determinantal Point Processes and Contextualized Representations. In Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing (EMNLP), Workshop on New Frontiers in Summarization, 2019.

@inproceedings{cho-etal-2019-multi,
    title = "Multi-Document Summarization with Determinantal Point Processes and Contextualized Representations",
    author = "Cho, Sangwoo and Li, Chen and Yu, Dong and Foroosh, Hassan and Liu, Fei",
    booktitle = "Proceedings of the 2nd Workshop on New Frontiers in Summarization",
    month = nov,
    year = "2019",
    address = "Hong Kong, China",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D19-5412",
    doi = "10.18653/v1/D19-5412",
    pages = "98--103",
}

Logan Lebanoff, John Muchovej, Franck Dernoncourt, Doo Soon Kim, Seokhwan Kim, Walter Chang and Fei Liu. Analyzing Sentence Fusion in Abstractive Summarization. In Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing (EMNLP), Workshop on New Frontiers in Summarization, 2019.

@inproceedings{lebanoff-etal-2019-analyzing,
    title = "Analyzing Sentence Fusion in Abstractive Summarization",
    author = "Lebanoff, Logan and Muchovej, John and Dernoncourt, Franck and Kim, Doo Soon and Kim, Seokhwan and Chang, Walter and Liu, Fei",
    booktitle = "Proceedings of the 2nd Workshop on New Frontiers in Summarization",
    month = nov,
    year = "2019",
    address = "Hong Kong, China",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D19-5413",
    doi = "10.18653/v1/D19-5413",
    pages = "104--110",
}

Kristjan Arumae, Parminder Bhatia and Fei Liu. Towards Annotating and Creating Sub-Sentence Summary Highlights. In Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing (EMNLP), Workshop on New Frontiers in Summarization, 2019.

@inproceedings{arumae-etal-2019-towards,
    title = "Towards Annotating and Creating Summary Highlights at Sub-sentence Level",
    author = "Arumae, Kristjan and Bhatia, Parminder and Liu, Fei",
    booktitle = "Proceedings of the 2nd Workshop on New Frontiers in Summarization",
    month = nov,
    year = "2019",
    address = "Hong Kong, China",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D19-5408",
    doi = "10.18653/v1/D19-5408",
    pages = "64--69",
}

2018

Logan Lebanoff, Kaiqiang Song, and Fei Liu. Adapting the Neural Encoder-Decoder Framework from Single to Multi-Document Summarization. In Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing (EMNLP), Brussels, Belgium, 2018.

@inproceedings{lebanoff-etal-2018-adapting,
    title = "Adapting the Neural Encoder-Decoder Framework from Single to Multi-Document Summarization",
    author = "Lebanoff, Logan and Song, Kaiqiang and Liu, Fei",
    booktitle = "Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing",
    month = oct # "-" # nov,
    year = "2018",
    address = "Brussels, Belgium",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D18-1446",
    doi = "10.18653/v1/D18-1446",
    pages = "4131--4141",
}

Logan Lebanoff and Fei Liu. Automatic Detection of Vague Words and Sentences in Privacy Policies. >In Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing (EMNLP), Brussels, Belgium, 2018.

@inproceedings{lebanoff-liu-2018-automatic,
    title = "Automatic Detection of Vague Words and Sentences in Privacy Policies",
    author = "Lebanoff, Logan and Liu, Fei",
    booktitle = "Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing",
    month = oct # "-" # nov,
    year = "2018",
    address = "Brussels, Belgium",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D18-1387",
    doi = "10.18653/v1/D18-1387",
    pages = "3508--3517",
}

Kaiqiang Song, Lin Zhao, and Fei Liu. Structure-Infused Copy Mechanisms for Abstractive Summarization. In Proceedings of the 27th International Conference on Computational Linguistics (COLING), Santa Fe, New-Mexico, 2018. (Oral Presentation)

@inproceedings{song-etal-2018-structure,
    title = "Structure-Infused Copy Mechanisms for Abstractive Summarization",
    author = "Song, Kaiqiang and Zhao, Lin and Liu, Fei",
    booktitle = "Proceedings of the 27th International Conference on Computational Linguistics",
    month = aug,
    year = "2018",
    address = "Santa Fe, New Mexico, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/C18-1146",
    pages = "1717--1729",
}

Kexin Liao, Logan Lebanoff, and Fei Liu. Abstract Meaning Representation for Multi-Document Summarization. In Proceedings of the 27th International Conference on Computational Linguistics (COLING), Santa Fe, New-Mexico, 2018. (Oral Presentation) [Area Chair Favorite Paper]

@inproceedings{liao-etal-2018-abstract,
    title = "{A}bstract {M}eaning {R}epresentation for Multi-Document Summarization",
    author = "Liao, Kexin and Lebanoff, Logan and Liu, Fei",
    booktitle = "Proceedings of the 27th International Conference on Computational Linguistics",
    month = aug,
    year = "2018",
    address = "Santa Fe, New Mexico, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/C18-1101",
    pages = "1178--1190",
}

Kristjan Arumae and Fei Liu. Reinforced Extractive Summarization with Question-Focused Rewards. In Proceedings of the Student Research Workshop of ACL, Melbourne, Australia, 2018.

@inproceedings{arumae-liu-2018-reinforced,
    title = "Reinforced Extractive Summarization with Question-Focused Rewards",
    author = "Arumae, Kristjan and Liu, Fei",
    booktitle = "Proceedings of {ACL} 2018, Student Research Workshop",
    month = jul,
    year = "2018",
    address = "Melbourne, Australia",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P18-3015",
    doi = "10.18653/v1/P18-3015",
    pages = "105--111",
}

Shomir Wilson, Florian Schaub, Frederick Liu, Kanthashree Mysore Sathyendra, Daniel Smullen, Sebsatian Zimmeck, Rohan Ramanath, Peter Story, Fei Liu, Norman Sadeh, and Noah Smith. Analyzing Privacy Policies at Scale: From Crowdsourcing to Automated Annotations. ACM Transactions on the Web, Accepted with Minor Revision, 2018.
Wencan Luo, Fei Liu, Zitao Liu, and Diane Litman. A Novel ILP Framework for Summarizing Content with High Lexical Variety. Journal of Natural Language Engineering, Cambridge University Press, Accepted, 2018.

2017

Sansiri Tarnpradab, Fei Liu, Kien A. Hua. Toward Extractive Summarization of Online Forum Discussions via Hierarchical Attention Networks. In Proceedings of the 30th Florida Artificial Intelligence Research Society Conference (FLAIRS), Marco Island, Florida, 2017.
Kristjan Arumae, Guo-Jun Qi, Fei Liu. A Study of Question Effectiveness Using Reddit “Ask Me Anything” Threads. In Proceedings of the 30th Florida Artificial Intelligence Research Society Conference (FLAIRS), Marco Island, Florida, 2017.
Patrícia Alves-Oliveira, Richard G. Freedman, Dan Grollman, Laura Herlant, Laura Humphrey, Fei Liu, Ross Mead, Frank Stein, Tom Williams, Shomir Wilson. Reports on the 2016 AAAI Fall Symposium Series. AI Magazine, Vol. 38, No. 2, pp. 86–90, June 2017
Yanshan Wang, Sijia Liu, Majid Rastegar-Mojarad, Liwei Wang, Feichen Shen, Fei Liu, Hongfang Liu. Dependency and AMR Embeddings for Drug-Drug Interaction Extraction from Biomedical Literature. In Proceedings of the ACM International Conference on Bioinformatics, Computational Biology, and Health Informatics (ACM-BCB), Boston, Massachusetts, 2017.
Patrícia Alves-Oliveira, Richard G Freedman, Dan Grollman, Laura Herlant, Laura Humphrey, Fei Liu, Ross Mead, Frank Stein, Tom Williams, Shomir Wilson. Reports on the 2016 AAAI Fall Symposium Series. AI Magazine, Vol. 38, Issue 2, pp. 86–90, Summer 2017.

2016

Wencan Luo, Fei Liu, Zitao Liu and Diane Litman. Automatic Summarization of Student Course Feedback. In Proceedings of the 15th Annual Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL), San Diego, California, 2016. Acceptance rate 182/680=27%. (Oral Presentation)

@inproceedings{luo-etal-2016-automatic,
    title = "Automatic Summarization of Student Course Feedback",
    author = "Luo, Wencan and Liu, Fei and Liu, Zitao and Litman, Diane",
    booktitle = "Proceedings of the 2016 Conference of the North {A}merican Chapter of the Association for Computational Linguistics: Human Language Technologies",
    month = jun,
    year = "2016",
    address = "San Diego, California",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/N16-1010",
    doi = "10.18653/v1/N16-1010",
    pages = "80--85",
}

Wencan Luo, Fei Liu, Diane Litman. An Improved Phrase-based Approach to Annotating and Summarizing Student Course Responses. In Proceedings of the 26th International Conference on Computational Linguistics (COLING), Osaka, Japan, 2016. Acceptance rate 337/1039=32.4%. (Oral Presentation)

@inproceedings{luo-etal-2016-improved,
    title = "An Improved Phrase-based Approach to Annotating and Summarizing Student Course Responses",
    author = "Luo, Wencan and Liu, Fei and Litman, Diane",
    booktitle = "Proceedings of {COLING} 2016, the 26th International Conference on Computational Linguistics: Technical Papers",
    month = dec,
    year = "2016",
    address = "Osaka, Japan",
    publisher = "The COLING 2016 Organizing Committee",
    url = "https://aclanthology.org/C16-1006",
    pages = "53--63",
}

Fei Liu, Nicole Fella, and Kexin Liao. Modeling Language Vagueness in Privacy Policies using Deep Neural Networks. Accepted by the AAAI 2016 Fall Symposium on Privacy and Language Technologies, Washington, D.C., 2016. (Oral Presentation)
Shomir Wilson, Florian Schaub, Rohan Ramanath, Norman Sadeh, Fei Liu, Noah A. Smith, Frederick Liu. Crowdsourcing Annotations for Websites’ Privacy Policies: Can It Really Work? In Proceedings of the 25th International World Wide Web Conference (WWW), Montreal, Canada, 2016. Acceptance rate 5/727=0.7%. (Oral Presentation) [Best Paper Finalist]

2015

Dani Yogatama, Fei Liu, and Noah A. Smith. Extractive Summarization by Maximizing Semantic Volume. In Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing (EMNLP), Lisboa, Portugal, 2015. Acceptance rate 312/1300=24%.

@inproceedings{yogatama-etal-2015-extractive,
    title = "Extractive Summarization by Maximizing Semantic Volume",
    author = "Yogatama, Dani and Liu, Fei and Smith, Noah A.",
    booktitle = "Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing",
    month = sep,
    year = "2015",
    address = "Lisbon, Portugal",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D15-1228",
    doi = "10.18653/v1/D15-1228",
    pages = "1961--1966",
}

Fei Liu, Jeffrey Flanigan, Sam Thomson, Norman Sadeh, and Noah A. Smith. Toward Abstractive Summarization Using Semantic Representations. In Proceedings of the 2015 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL), Denver, Colorado, 2015. Acceptance rate 186/714=26%. (Oral Presentation)

@inproceedings{liu-etal-2015-toward,
    title = "Toward Abstractive Summarization Using Semantic Representations",
    author = "Liu, Fei and Flanigan, Jeffrey and Thomson, Sam and Sadeh, Norman and Smith, Noah A.",
    booktitle = "Proceedings of the 2015 Conference of the North {A}merican Chapter of the Association for Computational Linguistics: Human Language Technologies",
    month = may # "{--}" # jun,
    year = "2015",
    address = "Denver, Colorado",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/N15-1114",
    doi = "10.3115/v1/N15-1114",
    pages = "1077--1086",
}

J. Reidenberg, T.D. Breaux, L.F. Cranor, B. French, A. Grannis, J.T. Graves, F. Liu, A.M. McDonald, T.B. Norton, R. Ramanath, N.C. Russell, N. Sadeh, F. Schaub. Disagreeable Privacy Policies: Mismatches between Meaning and Users’ Understanding. Berkeley Law Technology Journal, Vol. 30, No. 1, 2015.

@article{Reidenberg:2015,
    Author = {Joel R. Reidenberg and Travis Breaux and Lorrie Faith Cranor and Brian French and Amanda Grannis and James T. Graves and Fei Liu and Aleecia M. McDonald and Thomas B. Norton and Rohan Ramanath and N. Cameron Russell and Norman Sadeh and Florian Schaub},
    Journal = {Berkeley Law Technology Journal},
    Number = {1},
    Title = {Disagreeable Privacy Policies: {M}ismatches between Meaning and Users' Understanding},
    Url = {https://scholarship.law.berkeley.edu/cgi/viewcontent.cgi?article=2053&context=btlj},
    Volume = {30},
    Year = {2015},
}

2014

Chen Li, Yang Liu, Fei Liu, Lin Zhao, Fuliang Weng. Improving Multi-document Summarization by Sentence Compression based on Expanded Constituent Parse Tree. In Proceedings of the 2014 Conference on Empirical Methods on Natural Language Processing (EMNLP), Doha, Qatar, 2014. Acceptance rate 225/790=28%.

@inproceedings{li-etal-2014-improving,
    title = "Improving Multi-documents Summarization by Sentence Compression based on Expanded Constituent Parse Trees",
    author = "Li, Chen and Liu, Yang and Liu, Fei and Zhao, Lin and Weng, Fuliang",
    booktitle = "Proceedings of the 2014 Conference on Empirical Methods in Natural Language Processing ({EMNLP})",
    month = oct,
    year = "2014",
    address = "Doha, Qatar",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D14-1076",
    doi = "10.3115/v1/D14-1076",
    pages = "691--701",
}

Fei Liu, Rohan Ramanath, Norman Sadeh, and Noah A. Smith. A Step Towards Usable Privacy Policy: Automatic Alignment of Privacy Statements. In Proceedings of the 25th International Conference on Computational Linguistics (COLING), Dublin, Ireland, 2014. Acceptance rate 217/705=31%. (Oral Presentation)

@inproceedings{liu-etal-2014-step,
    title = "A Step Towards Usable Privacy Policy: Automatic Alignment of Privacy Statements",
    author = "Liu, Fei and Ramanath, Rohan and Sadeh, Norman and Smith, Noah A.",
    booktitle = "Proceedings of {COLING} 2014, the 25th International Conference on Computational Linguistics: Technical Papers",
    month = aug,
    year = "2014",
    address = "Dublin, Ireland",
    publisher = "Dublin City University and Association for Computational Linguistics",
    url = "https://aclanthology.org/C14-1084",
    pages = "884--894",
}

Rohan Ramanath, Florian Schaub, Shomir Wilson, Fei Liu, Norman Sadeh, Noah A. Smith. Identifying Relevant Text Fragments to Help Crowdsource Privacy Policy Annotations. Second AAAI Conference on Human Computation and Crowdsourcing (HCOMP 2014), Pittsburgh, Pennsylvania, 2014

Rohan Ramanath, Fei Liu, Norman Sadeh, and Noah A. Smith. Unsupervised Alignment of Privacy Policies using Hidden Markov Models. In Proceedings of the 52th Annual Meeting of the Association for Computational Linguistics (ACL), Baltimore, Maryland, 2014. Acceptance rate 285/1123=25%.

@inproceedings{ramanath-etal-2014-unsupervised,
    title = "Unsupervised Alignment of Privacy Policies using Hidden {M}arkov Models",
    author = "Ramanath, Rohan and Liu, Fei and Sadeh, Norman and Smith, Noah A.",
    booktitle = "Proceedings of the 52nd Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers)",
    month = jun,
    year = "2014",
    address = "Baltimore, Maryland",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P14-2099",
    doi = "10.3115/v1/P14-2099",
    pages = "605--610",
}

J. Reidenberg, T. Breaux, L. F. Cranor, B. French, A. Grannis, J. T. Graves, F. Liu, A. M. McDonald, T. B. Norton, R. Ramanath, N. C. Russell, N. Sadeh, F. Schaub. Disagreeable Privacy Policies: Mismatches between Meaning and Users’ Understanding. In Proceedings of the 42nd Research Conference on Communication, Information and Internet Policy (TPRC), Arlington, Virginia, 2014.

2013

Chen Li, Fei Liu, Fuliang Weng, and Yang Liu. Document Summarization via Guided Sentence Compression. Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing (EMNLP), Seattle, Washington, 2013. Acceptance rate 205/772=27%.

@inproceedings{li-etal-2013-document,
    title = "Document Summarization via Guided Sentence Compression",
    author = "Li, Chen and Liu, Fei and Weng, Fuliang and Liu, Yang",
    booktitle = "Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing",
    month = oct,
    year = "2013",
    address = "Seattle, Washington, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/D13-1047",
    pages = "490--500",
}

Chao Shen, Fei Liu, Fuliang Weng, and Tao Li. A Participant-based Approach for Event Summarization Using Twitter Streams. In Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics (NAACL), Atlanta, Georgia, 2013. Acceptance rate 146/455=32%. (Oral Presentation)

@inproceedings{shen-etal-2013-participant,
    title = "A Participant-based Approach for Event Summarization Using {T}witter Streams",
    author = "Shen, Chao and Liu, Fei and Weng, Fuliang and Li, Tao",
    booktitle = "Proceedings of the 2013 Conference of the North {A}merican Chapter of the Association for Computational Linguistics: Human Language Technologies",
    month = jun,
    year = "2013",
    address = "Atlanta, Georgia",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/N13-1135",
    pages = "1152--1162",
}

Fei Liu and Yang Liu. Towards Abstractive Speech Summarization: Exploring Unsupervised and Supervised Approaches for Spoken Utterance Compression. IEEE Transactions on Audio, Speech and Language Processing, Vol. 21, No. 7, pp. 1469-1480, March 2013

2012

Fei Liu, Fuliang Weng, and Xiao Jiang. A Broad-Coverage Normalization System for Social Media Language. In Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics (ACL), Jeju Island, South Korea, 2012. Acceptance rate 187/940=20%.

@inproceedings{liu-etal-2012-broad,
    title = "A Broad-Coverage Normalization System for Social Media Language",
    author = "Liu, Fei and Weng, Fuliang and Jiang, Xiao",
    booktitle = "Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
    month = jul,
    year = "2012",
    address = "Jeju Island, Korea",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P12-1109",
    pages = "1035--1044",
}

2011

Fei Liu, Fuliang Weng, Bingqing Wang, and Yang Liu. Insertion, Deletion, or Substitution? Normalizing Text Messages without Pre-categorization nor Supervision. In Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies (ACL), Portland, Oregon, 2011. Acceptance rate 292/1146=25%. (Oral Presentation)

@inproceedings{liu-etal-2011-insertion,
    title = "Insertion, Deletion, or Substitution? Normalizing Text Messages without Pre-categorization nor Supervision",
    author = "Liu, Fei and Weng, Fuliang and Wang, Bingqing and Liu, Yang",
    booktitle = "Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies",
    month = jun,
    year = "2011",
    address = "Portland, Oregon, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P11-2013",
    pages = "71--76",
}

Fei Liu, Yang Liu, and Fuliang Weng. Why is “SXSW” trending? Exploring Multiple Text Sources for Twitter Topic Summarization. In Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Workshop on Language and Social Media (ACL LSM), Portland, Oregon, 2011

@inproceedings{liu-etal-2011-sxsw,
    title = "Why is {``}{SXSW}{''} trending? Exploring Multiple Text Sources for {T}witter Topic Summarization",
    author = "Liu, Fei and Liu, Yang and Weng, Fuliang",
    booktitle = "Proceedings of the Workshop on Language in Social Media ({LSM} 2011)",
    month = jun,
    year = "2011",
    address = "Portland, Oregon",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W11-0709",
    pages = "66--75",
}

Feifan Liu, Fei Liu, and Yang Liu. Learning from Chinese-English Parallel Data for Chinese Tense Prediction. In Proceedings of the International Joint Conference on Natural Language Processing (IJCNLP), Chiang Mai, Thailand, 2011. Acceptance rate 176/478=36%.

@inproceedings{liu-etal-2011-learning,
    title = "Learning from {C}hinese-{E}nglish Parallel Data for {C}hinese Tense Prediction",
    author = "Liu, Feifan and Liu, Fei and Liu, Yang",
    booktitle = "Proceedings of 5th International Joint Conference on Natural Language Processing",
    month = nov,
    year = "2011",
    address = "Chiang Mai, Thailand",
    publisher = "Asian Federation of Natural Language Processing",
    url = "https://aclanthology.org/I11-1125",
    pages = "1116--1124",
}

Fei Liu, Feifan Liu, and Yang Liu. A Supervised Framework for Keyword Extraction from Meeting Transcripts. IEEE Transactions on Audio, Speech and Language Processing, Vol. 19, No. 3, pp. 538-548, March 2011

2010

Fei Liu and Yang Liu. Using Spoken Utterance Compression for Meeting Summarization: A Pilot Study. In Proceedings of the 2010 IEEE Workshop on Spoken Language Technology (IEEE SLT), Berkeley, California, 2010
Fei Liu and Yang Liu. Exploring Speaker Characteristics for Meeting Summarization. In Proceedings of the 11th Annual Conference of the International Speech Communication Association (INTERSPEECH), Chiba, Japan, 2010. Acceptance rate 771/1324=58%.
Yang Liu, Shasha Xie, and Fei Liu. Using N-best Recognition Output for Extractive Summarization and Keyword Extraction in Meeting Speech. In Proceedings of the 2010 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Dallas, Texas. Acceptance rate 1356/2855=48%.

2009

Fei Liu, Yang Liu. From Extractive to Abstractive Meeting Summaries: Can It Be Done by Sentence Compression? Proceedings of Joint Conference of the 47th Annual Meeting of the Association for Computational Linguistics and the 4th International Joint Conference on Natural Language Processing (ACL), Singapore, 2009. Acceptance rate 214/925=23%. (Oral Presentation)

@inproceedings{liu-liu-2009-extractive,
    title = "From Extractive to Abstractive Meeting Summaries: Can It Be Done by Sentence Compression?",
    author = "Liu, Fei and Liu, Yang",
    booktitle = "Proceedings of the {ACL}-{IJCNLP} 2009 Conference Short Papers",
    month = aug,
    year = "2009",
    address = "Suntec, Singapore",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P09-2066",
    pages = "261--264",
}

Feifan Liu, Deana Pennell, Fei Liu, Yang Liu. Unsupervised Approaches To Automatic Keyword Extraction Using Meeting Transcripts. In Proceedings of the 2009 Conference of the North American Chapter of the Association for Computational Linguistics (NAACL), Boulder, Colorado, 2009. Acceptance rate 146/438=33%. (Oral Presentation)

@inproceedings{liu-etal-2009-unsupervised,
    title = "Unsupervised Approaches for Automatic Keyword Extraction Using Meeting Transcripts",
    author = "Liu, Feifan and Pennell, Deana and Liu, Fei and Liu, Yang",
    booktitle = "Proceedings of Human Language Technologies: The 2009 Annual Conference of the North {A}merican Chapter of the Association for Computational Linguistics",
    month = jun,
    year = "2009",
    address = "Boulder, Colorado",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/N09-1070",
    pages = "620--628",
}

2008

Fei Liu, Feifan Liu, Yang Liu. Automatic Keyword Extraction For the Meeting Corpus Using Supervised Approach and Bigram Expansion. In Proceedings of the 2008 IEEE Workshop on Spoken Language Technology (IEEE SLT), Goa, India, 2008.

Fei Liu, Yang Liu. What are Meeting Summaries? An Analysis of Human Extractive Summaries in Meeting Corpus. In Proceedings of the 9th SIGDial Meeting on Discourse and Dialogue (SIGDIAL), Columbus, Ohio, 2008

@inproceedings{liu-liu-2008-meeting,
    title = "What Are Meeting Summaries? An Analysis of Human Extractive Summaries in Meeting Corpus",
    author = "Liu, Fei and Liu, Yang",
    booktitle = "Proceedings of the 9th {SIG}dial Workshop on Discourse and Dialogue",
    month = jun,
    year = "2008",
    address = "Columbus, Ohio",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W08-0112",
    pages = "80--83",
}

Junkuo Cao, Lide Wu, Xuanjing Huang, Yaqian Zhou, Fei Liu. Using Multiple Combined Ranker for Answering Definitional Questions. In Proceedings of the 4th Asia Information Retrieval Symposium (AIRS), Harbin, China, 2008
Fei Liu, Xuanjing Huang, Lide Wu. Approach for Extracting Thematic Terms Based on Association Rules. Journal of Computer Engineering, 2008

Patents

Fuliang Weng, Xu Kui, Fei Liu, Lin Zhao, Zhe Feng, Zhongnan Shen. System And Method For Dialog-Enabled Context-Dependent and User-Centric Content Presentation. Applications US15/104,695, EP14872078.2A, CN201480076121.2A, PCT/US2014/069692. Filed by Robert Bosch LLC, December 2014. US 10,209,853 B2. Granted, February 2019.
Fei Liu, Fuliang Weng, Chao Shen, Lin Zhao. System And Method For Event Summarization Using Observer Social Media Messages. Applications US14/105,233, EP13818081.5A, PCT/US2013/074929. Filed by Robert Bosch LLC, December 2013. US 10,224,025 B2. Granted, March 2019.
Fei Liu, Fuliang Weng. Broad-Coverage Normalization System For Social Media Language. Application US13/779,083. Filed by Robert Bosch LLC, February 2013. US 9,164,983 B2. Granted, October 2015.
Fei Liu, Fuliang Weng. Method and System for Text Message Normalization Based on Character Transformation and Web Data. Applications US13/117,330, CN201280036746.7A, EP12725208.8A, PCT/US2012/038870. Filed by Robert Bosch LLC, May 2011.

Technical Report

Norman Sadeh, Alessandro Acquisti, Travis Breaux, Lorrie Cranor, Aleecia McDonald, Joel Reidenberg, Noah Smith, Fei Liu, Cameron Russel, Florian Schaub, Shomir Wilson. The Usable Privacy Policy Project: Combining Crowdsourcing, Machine Learning and Natural Language Processing to Semi-automatically Answer Those Privacy Questions Users Care About. Technical Report CMU-ISR-13-119, Carnegie Mellon University