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Dragomir R. Radev

Publication record assembled from the DBLP archive of ranked conferences.

Papers indexed

116

Venues

18

Active years

1995–2022

Best venue rank

A*

Where they publish

Papers

116 indexed papers, newest first.

YearVenueTitleAuthors
2022ACLSummYusen Zhang, Ansong Ni, Ziming Mao, Chen Henry Wu, Chenguang Zhu, Budhaditya Deb, Ahmed Hassan Awadallah, Dragomir R. Radev, Rui Zhang
2022ACLPromptSource: An Integrated Development Environment and Repository for Natural Language Prompts.Stephen H. Bach, Victor Sanh, Zheng Xin Yong, Albert Webson, Colin Raffel, Nihal V. Nayak, Abheesht Sharma, Taewoon Kim, M. Saiful Bari, Thibault Fvry, Zaid Alyafeai, Manan Dey, Andrea Santilli, Zhiqing Sun, Srulik Ben-David, Canwen Xu, Gunjan Chhablani, Han Wang, Jason Alan Fries, Maged Saeed AlShaibani, Shanya Sharma, Urmish Thakker, Khalid Almubarak, Xiangru Tang, Dragomir R. Radev, Mike Tian-Jian Jiang, Alexander M. Rush
2022ACLBRIO: Bringing Order to Abstractive Summarization.Yixin Liu, Pengfei Liu, Dragomir R. Radev, Graham Neubig
2022ACLDYLE: Dynamic Latent Extraction for Abstractive Long-Input Summarization.Ziming Mao, Chen Henry Wu, Ansong Ni, Yusen Zhang, Rui Zhang, Tao Yu, Budhaditya Deb, Chenguang Zhu, Ahmed Hassan Awadallah, Dragomir R. Radev
2022NAACLInvestigating Crowdsourcing Protocols for Evaluating the Factual Consistency of Summaries.Xiangru Tang, Alexander R. Fabbri, Haoran Li, Ziming Mao, Griffin Adams, Borui Wang, Asli Celikyilmaz, Yashar Mehdad, Dragomir R. Radev
2022NAACLCONFIT: Toward Faithful Dialogue Summarization with Linguistically-Informed Contrastive Fine-tuning.Xiangru Tang, Arjun Nair, Borui Wang, Bingyao Wang, Jai Desai, Aaron Wade, Haoran Li, Asli Celikyilmaz, Yashar Mehdad, Dragomir R. Radev
2021ACLConvoSumm: Conversation Summarization Benchmark and Improved Abstractive Summarization with Argument Mining.Alexander R. Fabbri, Faiaz Rahman, Imad Rizvi, Borui Wang, Haoran Li, Yashar Mehdad, Dragomir R. Radev
2021ACLUnsupervised Cross-Domain Prerequisite Chain Learning using Variational Graph Autoencoders.Irene Li, Vanessa Yan, Tianxiao Li, Rihao Qu, Dragomir R. Radev
2021ACLDocNLI: A Large-scale Dataset for Document-level Natural Language Inference.Wenpeng Yin, Dragomir R. Radev, Caiming Xiong
2021EMNLPAn Exploratory Study on Long Dialogue Summarization: What Works and What's Next.Yusen Zhang, Ansong Ni, Tao Yu, Rui Zhang, Chenguang Zhu, Budhaditya Deb, Asli Celikyilmaz, Ahmed Hassan Awadallah, Dragomir R. Radev
2021EMNLPSummerTime: Text Summarization Toolkit for Non-experts.Ansong Ni, Zhangir Azerbayev, Mutethia Mutuma, Troy Feng, Yusen Zhang, Tao Yu, Ahmed Hassan Awadallah, Dragomir R. Radev
2021ICLRGraPPa: Grammar-Augmented Pre-Training for Table Semantic Parsing.Tao Yu, Chien-Sheng Wu, Xi Victoria Lin, Bailin Wang, Yi Chern Tan, Xinyi Yang, Dragomir R. Radev, Richard Socher, Caiming Xiong
2021NAACLImproving Zero and Few-Shot Abstractive Summarization with Intermediate Fine-tuning and Data Augmentation.Alexander R. Fabbri, Simeng Han, Haoyuan Li, Haoran Li, Marjan Ghazvininejad, Shafiq R. Joty, Dragomir R. Radev, Yashar Mehdad
2021NAACLDART: Open-Domain Structured Data Record to Text Generation.Linyong Nan, Dragomir R. Radev, Rui Zhang, Amrit Rau, Abhinand Sivaprasad, Chiachun Hsieh, Xiangru Tang, Aadit Vyas, Neha Verma, Pranav Krishna, Yangxiaokang Liu, Nadia Irwanto, Jessica Pan, Faiaz Rahman, Ahmad Zaidi, Mutethia Mutuma, Yasin Tarabar, Ankit Gupta, Tao Yu, Yi Chern Tan, Xi Victoria Lin, Caiming Xiong, Richard Socher, Nazneen Fatema Rajani
2021NAACLQMSum: A New Benchmark for Query-based Multi-domain Meeting Summarization.Ming Zhong, Da Yin, Tao Yu, Ahmad Zaidi, Mutethia Mutuma, Rahul Jha, Ahmed Hassan Awadallah, Asli Celikyilmaz, Yang Liu, Xipeng Qiu, Dragomir R. Radev
2020ACLESPRIT: Explaining Solutions to Physical Reasoning Tasks.Nazneen Fatema Rajani, Rui Zhang, Yi Chern Tan, Stephan Zheng, Jeremy Weiss, Aadit Vyas, Abhijit Gupta, Caiming Xiong, Richard Socher, Dragomir R. Radev
2020COLINGR-VGAE: Relational-variational Graph Autoencoder for Unsupervised Prerequisite Chain Learning.Irene Li, Alexander R. Fabbri, Swapnil Hingmire, Dragomir R. Radev
2020EMNLPUniversal Natural Language Processing with Limited Annotations: Try Few-shot Textual Entailment as a Start.Wenpeng Yin, Nazneen Fatema Rajani, Dragomir R. Radev, Richard Socher, Caiming Xiong
2019AAAIWhat Should I Learn First: Introducing LectureBank for NLP Education and Prerequisite Chain Learning.Irene Li, Alexander R. Fabbri, Robert R. Tung, Dragomir R. Radev
2019AAAIScisummNet: A Large Annotated Corpus and Content-Impact Models for Scientific Paper Summarization with Citation Networks.Michihiro Yasunaga, Jungo Kasai, Rui Zhang, Alexander R. Fabbri, Irene Li, Dan Friedman, Dragomir R. Radev
2019ACLMulti-News: A Large-Scale Multi-Document Summarization Dataset and Abstractive Hierarchical Model.Alexander R. Fabbri, Irene Li, Tianwei She, Suyi Li, Dragomir R. Radev
2019ACLSParC: Cross-Domain Semantic Parsing in Context.Tao Yu, Rui Zhang, Michihiro Yasunaga, Yi Chern Tan, Xi Victoria Lin, Suyi Li, Heyang Er, Irene Li, Bo Pang, Tao Chen, Emily Ji, Shreya Dixit, David Proctor, Sungrok Shim, Jonathan Kraft, Vincent Zhang, Caiming Xiong, Richard Socher, Dragomir R. Radev
2019ACLImproving Low-Resource Cross-lingual Document Retrieval by Reranking with Deep Bilingual Representations.Rui Zhang, Caitlin Westerfield, Sungrok Shim, Garrett Bingham, Alexander R. Fabbri, William Hu, Neha Verma, Dragomir R. Radev
2019EMNLPCoSQL: A Conversational Text-to-SQL Challenge Towards Cross-Domain Natural Language Interfaces to Databases.Tao Yu, Rui Zhang, Heyang Er, Suyi Li, Eric Xue, Bo Pang, Xi Victoria Lin, Yi Chern Tan, Tianze Shi, Zihan Li, Youxuan Jiang, Michihiro Yasunaga, Sungrok Shim, Tao Chen, Alexander R. Fabbri, Zifan Li, Luyao Chen, Yuwen Zhang, Shreya Dixit, Vincent Zhang, Caiming Xiong, Richard Socher, Walter S. Lasecki, Dragomir R. Radev
2019EMNLPEditing-Based SQL Query Generation for Cross-Domain Context-Dependent Questions.Rui Zhang, Tao Yu, Heyang Er, Sungrok Shim, Eric Xue, Xi Victoria Lin, Tianze Shi, Caiming Xiong, Richard Socher, Dragomir R. Radev
2019NAACLSyntax-aware Neural Semantic Role Labeling with Supertags.Jungo Kasai, Dan Friedman, Robert Frank, Dragomir R. Radev, Owen Rambow
2019SIGIRJoint Workshop on Bibliometric-enhanced Information Retrieval and Natural Language Processing for Digital Libraries (BIRNDL 2019).Muthu Kumar Chandrasekaran, Philipp Mayr, Michihiro Yasunaga, Dayne Freitag, Dragomir R. Radev, Min-Yen Kan
2019SIGIROverview and Results: CL-SciSumm Shared Task 2019.Muthu Kumar Chandrasekaran, Michihiro Yasunaga, Dragomir R. Radev, Dayne Freitag, Min-Yen Kan
2018AAAISentence Ordering and Coherence Modeling using Recurrent Neural Networks.Lajanugen Logeswaran, Honglak Lee, Dragomir R. Radev
2018AAAIAddressee and Response Selection in Multi-Party Conversations With Speaker Interaction RNNs.Rui Zhang, Honglak Lee, Lazaros Polymenakos, Dragomir R. Radev
2018ACLTutorialBank: A Manually-Collected Corpus for Prerequisite Chains, Survey Extraction and Resource Recommendation.Alexander R. Fabbri, Irene Li, Prawat Trairatvorakul, Yijiao He, Wei Tai Ting, Robert Tung, Caitlin Westerfield, Dragomir R. Radev
2018ACLImproving Text-to-SQL Evaluation Methodology.Catherine Finegan-Dollak, Jonathan K. Kummerfeld, Li Zhang, Karthik Ramanathan, Sesh Sadasivam, Rui Zhang, Dragomir R. Radev
2018ACLNeural Coreference Resolution with Deep Biaffine Attention by Joint Mention Detection and Mention Clustering.Rui Zhang, Ccero Nogueira dos Santos, Michihiro Yasunaga, Bing Xiang, Dragomir R. Radev
2018EMNLPSyntaxSQLNet: Syntax Tree Networks for Complex and Cross-Domain Text-to-SQL Task.Tao Yu, Michihiro Yasunaga, Kai Yang, Rui Zhang, Dongxu Wang, Zifan Li, Dragomir R. Radev
2018EMNLPSpider: A Large-Scale Human-Labeled Dataset for Complex and Cross-Domain Semantic Parsing and Text-to-SQL Task.Tao Yu, Rui Zhang, Kai Yang, Michihiro Yasunaga, Dongxu Wang, Zifan Li, James Ma, Irene Li, Qingning Yao, Shanelle Roman, Zilin Zhang, Dragomir R. Radev
2018NAACLRobust Multilingual Part-of-Speech Tagging via Adversarial Training.Michihiro Yasunaga, Jungo Kasai, Dragomir R. Radev
2018NAACLTypeSQL: Knowledge-Based Type-Aware Neural Text-to-SQL Generation.Tao Yu, Zifan Li, Zilin Zhang, Rui Zhang, Dragomir R. Radev
2018SIGIRThe CL-SciSumm Shared Task 2018: Results and Key Insights.Kokil Jaidka, Michihiro Yasunaga, Muthu Kumar Chandrasekaran, Dragomir R. Radev, Min-Yen Kan
2017CoNLLGraph-based Neural Multi-Document Summarization.Michihiro Yasunaga, Rui Zhang, Kshitijh Meelu, Ayush Pareek, Krishnan Srinivasan, Dragomir R. Radev
2016ACLEffects of Creativity and Cluster Tightness on Short Text Clustering Performance.Catherine Finegan-Dollak, Reed Coke, Rui Zhang, Xiangyi Ye, Dragomir R. Radev
2016EMNLPNested Propositions in Open Information Extraction.Nikita Bhutani, H. V. Jagadish, Dragomir R. Radev
2016LRECExtractive Summarization under Strict Length Constraints.Yashar Mehdad, Amanda Stent, Kapil Thadani, Dragomir R. Radev, Youssef Billawala, Karolina Buchner
2016LRECSentence Similarity based on Dependency Tree Kernels for Multi-document Summarization.Saziye Betl zates, Arzucan zgr, Dragomir R. Radev
2016LRECHumor in Collective Discourse: Unsupervised Funniness Detection in the New Yorker Cartoon Caption Contest.Dragomir R. Radev, Amanda Stent, Joel R. Tetreault, Aasish Pappu, Aikaterini Iliakopoulou, Agustin Chanfreau, Paloma de Juan, Jordi Vallmitjana, Alejandro Jaimes, Rahul Jha, Robert Mankoff
2016NAACLA Low-Rank Approximation Approach to Learning Joint Embeddings of News Stories and Images for Timeline Summarization.William Yang Wang, Yashar Mehdad, Dragomir R. Radev, Amanda Stent
2016NAACLDependency Sensitive Convolutional Neural Networks for Modeling Sentences and Documents.Rui Zhang, Honglak Lee, Dragomir R. Radev
2015AAAISurveyor: A System for Generating Coherent Survey Articles for Scientific Topics.Rahul Jha, Reed Coke, Dragomir R. Radev
2015ACLContent Models for Survey Generation: A Factoid-Based Evaluation.Rahul Jha, Catherine Finegan-Dollak, Ben King, Reed Coke, Dragomir R. Radev
2013ACLIdentifying Opinion Subgroups in Arabic Online Discussions.Amjad Abu-Jbara, Ben King, Mona T. Diab, Dragomir R. Radev
2013ACLA System for Summarizing Scientific Topics Starting from Keywords.Rahul Jha, Amjad Abu-Jbara, Dragomir R. Radev
2013ACLRandom Walk Factoid Annotation for Collective Discourse.Ben King, Rahul Jha, Dragomir R. Radev, Robert Mankoff
2013NAACLPurpose and Polarity of Citation: Towards NLP-based Bibliometrics.Amjad Abu-Jbara, Jefferson Ezra, Dragomir R. Radev
2012ACLSubgroup Detection in Ideological Discussions.Amjad Abu-Jbara, Pradeep Dasigi, Mona T. Diab, Dragomir R. Radev
2012ACLSubgroup Detector: A System for Detecting Subgroups in Online Discussions.Amjad Abu-Jbara, Dragomir R. Radev
2012ACLRediscovering ACL Discoveries Through the Lens of ACL Anthology Network Citing Sentences.Dragomir R. Radev, Amjad Abu-Jbara
2012EMNLPDetecting Subgroups in Online Discussions by Modeling Positive and Negative Relations among Participants.Ahmed Hassan Awadallah, Amjad Abu-Jbara, Dragomir R. Radev
2012NAACLAttitudeMiner: Mining Attitude from Online Discussions.Amjad Abu-Jbara, Ahmed Hassan Awadallah, Dragomir R. Radev
2012NAACLReference Scope Identification in Citing Sentences.Amjad Abu-Jbara, Dragomir R. Radev
2011AAAIExploiting Phase Transition in Latent Networks for Clustering.Vahed Qazvinian, Dragomir R. Radev
2011ACLCoherent Citation-Based Summarization of Scientific Papers.Amjad Abu-Jbara, Dragomir R. Radev
2011ACLClairlib: A Toolkit for Natural Language Processing, Information Retrieval, and Network Analysis.Amjad Abu-Jbara, Dragomir R. Radev
2011ACLIdentifying the Semantic Orientation of Foreign Words.Ahmed Hassan Awadallah, Amjad Abu-Jbara, Rahul Jha, Dragomir R. Radev
2011ACLLearning From Collective Human Behavior to Introduce Diversity in Lexical Choice.Vahed Qazvinian, Dragomir R. Radev
2011EMNLPRumor has it: Identifying Misinformation in Microblogs.Vahed Qazvinian, Emily Rosengren, Dragomir R. Radev, Qiaozhu Mei
2010ACLIdentifying Text Polarity Using Random Walks.Ahmed Hassan Awadallah, Dragomir R. Radev
2010ACLIdentifying Non-Explicit Citing Sentences for Citation-Based Summarization.Vahed Qazvinian, Dragomir R. Radev
2010COLINGCitation Summarization Through Keyphrase Extraction.Vahed Qazvinian, Dragomir R. Radev, Arzucan zgr
2010EMNLPWhat's with the Attitude? Identifying Sentences with Attitude in Online Discussions.Ahmed Hassan Awadallah, Vahed Qazvinian, Dragomir R. Radev
2010ICDMEdge Weight Regularization over Multiple Graphs for Similarity Learning.Pradeep Muthukrishnan, Dragomir R. Radev, Qiaozhu Mei
2010KDDDivRank: the interplay of prestige and diversity in information networks.Qiaozhu Mei, Jian Guo, Dragomir R. Radev
2009EMNLPDetecting Speculations and their Scopes in Scientific Text.Arzucan zgr, Dragomir R. Radev
2009ICWSMContent Based Recommendation and Summarization in the Blogosphere.Ahmed Hassan Awadallah, Dragomir R. Radev, Junghoo Cho, Amruta Joshi
2009ICWSMThe Evolution of Scientific Paper Title Networks.Vahed Qazvinian, Dragomir R. Radev
2009NAACLUsing Citations to Generate surveys of Scientific Paradigms.Saif M. Mohammad, Bonnie J. Dorr, Melissa Egan, Ahmed Hassan Awadallah, Pradeep Muthukrishnan, Vahed Qazvinian, Dragomir R. Radev, David M. Zajic
2008COLINGTracking the Dynamic Evolution of Participants Salience in a Discussion.Ahmed Hassan Awadallah, Anthony Fader, Michael H. Crespin, Kevin M. Quinn, Burt L. Monroe, Michael P. Colaresi, Dragomir R. Radev
2008COLINGDetecting Multiple Facets of an Event using Graph-Based Unsupervised Methods.Pradeep Muthukrishnan, Joshua Gerrish, Dragomir R. Radev
2008COLINGScientific Paper Summarization Using Citation Summary Networks.Vahed Qazvinian, Dragomir R. Radev
2008ISMBIdentifying gene-disease associations using centrality on a literature mined gene-interaction network.Arzucan zgr, Thuy Vu, Gnes Erkan, Dragomir R. Radev
2008LRECThe ACL Anthology Reference Corpus: A Reference Dataset for Bibliographic Research in Computational Linguistics.Steven Bird, Robert Dale, Bonnie J. Dorr, Bryan R. Gibson, Mark Thomas Joseph, Min-Yen Kan, Dongwon Lee, Brett Powley, Dragomir R. Radev, Yee Fan Tan
2008LRECModeling Document Dynamics: an Evolutionary Approach.Jahna Otterbacher, Dragomir R. Radev
2007EMNLPSemi-Supervised Classification for Extracting Protein Interaction Sentences using Dependency Parsing.Gnes Erkan, Arzucan zgr, Dragomir R. Radev
2007EMNLPMavenRank: Identifying Influential Members of the US Senate Using Lexical Centrality.Anthony Fader, Dragomir R. Radev, Michael H. Crespin, Burt L. Monroe, Kevin M. Quinn, Michael P. Colaresi
2006ACLLexNet: A Graphical Environment for Graph-Based NLP.Dragomir R. Radev, Gnes Erkan, Anthony Fader, Patrick Jordan, Siwei Shen, James P. Sweeney
2006ACLAdding Syntax to Dynamic Programming for Aligning Comparable Texts for the Generation of Paraphrases.Siwei Shen, Dragomir R. Radev, Agam Patel, Gnes Erkan
2006LRECLexical similarity can distinguish between automatic and manual translations.Agam Patel, Dragomir R. Radev
2006NAACLGraph-based Algorithms for Natural Language Processing and Information Retrieval.Rada Mihalcea, Dragomir R. Radev
2006SIGIRFact-focused novelty detection: a feasibility study.Jahna Otterbacher, Dragomir R. Radev
2006SIGIRNews to go: hierarchical text summarization for mobile devices.Jahna Otterbacher, Dragomir R. Radev, Omer Kareem
2005NAACLUsing Random Walks for Question-focused Sentence Retrieval.Jahna Otterbacher, Gnes Erkan, Dragomir R. Radev
2005SIGIRHierarchical text summarization for WAP-enabled mobile devices.Dragomir R. Radev, Omer Kareem, Jahna Otterbacher
2004COLINGComparing Semantically Related Sentences: The Case of Paraphrase Versus Subsumption.Jahna Otterbacher, Dragomir R. Radev
2004EMNLPLexPageRank: Prestige in Multi-Document Text Summarization.Gnes Erkan, Dragomir R. Radev
2004IJCNLPCombining Labeled and Unlabeled Data for Learning Cross-Document Structural Relationships.Zhu Zhang, Dragomir R. Radev
2004LRECRevisionBank: A Resource for Revision-based Multi-document Summarization and Evaluation.Jahna Otterbacher, Dragomir R. Radev
2004LRECMEAD - A Platform for Multidocument Multilingual Text Summarization.Dragomir R. Radev, Timothy Allison, Sasha Blair-Goldensohn, John Blitzer, Arda elebi, Stanko Dimitrov, Elliott Drbek, Ali Hakim, Wai Lam, Danyu Liu, Jahna Otterbacher, Hong Qi, Horacio Saggion, Simone Teufel, Michael Topper, Adam Winkel, Zhu Zhang
2004LRECCST Bank: A Corpus for the Study of Cross-document Structural Relationships.Dragomir R. Radev, Jahna Otterbacher, Zhu Zhang
2004NAACLA Smorgasbord of Features for Statistical Machine Translation.Franz Josef Och, Daniel Gildea, Sanjeev Khudanpur, Anoop Sarkar, Kenji Yamada, Alexander M. Fraser, Shankar Kumar, Libin Shen, David Smith, Katherine Eng, Viren Jain, Zhen Jin, Dragomir R. Radev
2004NAACLA Scaleable Multi-document Centroid-based Summarizer.Dragomir R. Radev, Timothy Allison, Matthew Craig, Stanko Dimitrov, Omer Kareem, Michael Topper, Adam Winkel, Jin Yi
2004NAACLComputational Linkuistics: Word Triggers across Hyperlinks.Dragomir R. Radev, Hong Qi, Adam Winkel, Daniel Tam
2003ACLEvaluation Challenges in Large-Scale Document Summarization.Dragomir R. Radev, Simone Teufel, Horacio Saggion, Wai Lam, John Blitzer, Hong Qi, Arda elebi, Danyu Liu, Elliott Drbek
2003CIKMSummarization evaluation using relative utility.Dragomir R. Radev, Daniel Tam
2003CIKMLearning cross-document structural relationships using boosting.Zhu Zhang, Jahna Otterbacher, Dragomir R. Radev
2003SIGIRQuerying XML using structures and keywords in timber.Cong Yu, H. V. Jagadish, Dragomir R. Radev
2002AAAITowards CST-Enhanced Summarization.Zhu Zhang, Sasha Blair-Goldensohn, Dragomir R. Radev
2002COLINGMeta-evaluation of Summaries in a Cross-lingual Environment using Content-based Metrics.Horacio Saggion, Dragomir R. Radev, Simone Teufel, Wai Lam
2002LRECEvaluating Web-based Question Answering Systems.Dragomir R. Radev, Hong Qi, Harris Wu, Weiguo Fan
2002LRECDeveloping Infrastructure for the Evaluation of Single and Multi-document Summarization Systems in a Cross-lingual Environment.Horacio Saggion, Dragomir R. Radev, Simone Teufel, Wai Lam, Stephanie M. Strassel
2002WWWProbabilistic question answering on the web.Dragomir R. Radev, Weiguo Fan, Hong Qi, Harris Wu, Amardeep Grewal
2001CIKMMining the Web for Answers to Natural Language Questions.Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-Goldensohn, Zhu Zhang, Weiguo Fan, John M. Prager
2001NAACLAnswering What-Is Questions by Virtual Annotation.John M. Prager, Dragomir R. Radev, Krzysztof Czuba
2001NAACLNewsInEssence: A System For Domain-Independent, Real-Time News Clustering and Multi-Document Summarization.Dragomir R. Radev, Sasha Blair-Goldensohn, Zhu Zhang, Revathi Sundara Raghavan
2000SIGIRQuestion-answering by predictive annotation.John M. Prager, Eric W. Brown, Anni Coden, Dragomir R. Radev
2000SIGdialA Common Theory of Information Fusion from Multiple Text Sources Step One: Cross-Document Structure.Dragomir R. Radev
1998ACLLearning Correlations between Linguistic Indicators and Semantic Constraints: Reuse of Context-Dependent Decsriptions of Entities.Dragomir R. Radev
1996INLGAn Architecture For Distributed Natural Language Summarization.Dragomir R. Radev
1995SIGIRGenerating Summaries of Multiple News Articles.Kathleen R. McKeown, Dragomir R. Radev