TAC 2011 
 Proceedings Papers
OVERVIEW PAPERS:
 
Overview of the TAC2011 Knowledge Base Population Track 
Heng Ji (City University of New York) 
Ralph Grishman (New York University) 
Hoa Dang (National Institute of Standards and Technology) 
 
 
Linguistic Resources for 2011 Knowledge Base Population Evaluation 
Xuansong Li, Joe Ellis, Kira Griffit, Stephanie M. Strassel, Robert Parker, Jonathan Wright (Linguistic Data Consortium) 
 
 
The Seventh PASCAL Recognizing Textual Entailment Challenge 
Luisa Bentivogli (FBK-irst) 
Peter Clark (Vulcan Inc.) 
Ido Dagan (Bar-Ilan University) 
Danilo Giampiccolo (CELCT) 
 
 
Overview of the TAC 2011 Summarization Track: Guided Task and AESOP Task 
Karolina Owczarzak, Hoa Dang (National Institute of Standards and Technology) 
 
 
TAC2011 MultiLing Pilot Overview 
George Giannakopoulos (NCSR Demokritos) 
Mahmoud El-Haj (University of Essex) 
Benoit Favre (Aix-Marseille University) 
Marianna Litvak (Sami Shamoon Acedemic College of Engineering) 
Josef Steinberger (JRC) 
Vasudeva Varma (IIIT Hyderabad) 
 
 
  
PARTICIPANT PAPERS (ordered by Team ID): 
BIU: RTE (Main, Novelty Detection) 
Knowledge and Tree-Edits in Learnable Entailment Proofs 
Asher Stern, Shachar Mirkin, Eyal Shnarch, Lili Kotlerman, Ido Dagan (Bar-Ilan University) 
Amnon Lotan, Jonathan Berant (Tel-Aviv University) 
 
BLLIP: Summarization (Guided) 
BLLIP at TAC 2011: A General Summarization System for a Guided Summarization Task 
Rebecca Mason, Eugene Charniak (Brown University) 
 
BUPTTeam: RTE (Main) 
BUPTTeam Participation at TAC 2011 Recognizing Textual Entailment 
Yongmei Tan, Junyu Zeng, Xiaojie Wang (Beijing University of Posts and Telecommunications) 
Eduard Hovy (University of Southern California) 
 
catolicasc: Summarization (AESOP) 
CatolicaSC at TAC 2011 
Paulo C. F. de Oliveira (Catholic University of Santa Catarina State) 
 
cea_lvic: KBP (Regular Slot-Filling) 
Using a weakly supervised approach and lexical patterns for the KBP slot filling task 
Ludovic Jean-Louis, Romaric Besançon, Olivier Ferret, Wei Wang (CEA) 
 
CELI: RTE (Main, Novelty Detection, KBP Validation) 
EDITS 3.0 at RTE-7 
Milen Kouylekov, Alessio Bosca, Luca Dini (Celi SRL) 
 
CIST: Summarization (Guided, MultiLing, AESOP) 
The CIST Summarization System at TAC 2011 
Hongyan Liu, Ping'an Liu, Wei Heng, Lei Li (Beijing University of Posts and Telecommunications) 
 
CLASSY: Summarization (Guided, MultiLing, AESOP) 
CLASSY 2011 at TAC: Guided and Multi-lingual Summaries and Evaluation Metrics 
John M. Conroy, Judith D. Schlesinger (IDA/Center for Computing Sciences) 
Jeff Kubina (Dept. of Defense) 
Peter A. Rankel, Dianne P. O'Leary (University of Maryland) 
 
CMCRC: KBP (English Entity-Linking) 
Naïve but effective NIL clustering baselines - CMCRC at TAC 2011 
Will Radford, Joel Nothman, James R. Curran (University of Sydney, Capital Markets CRC) 
Ben Hachey (Capital Markets CRC, Macquarie University) 
Matthew Honnibal (Macquarie University) 
 
cogcomp: KBP (English Entity-Linking) 
GLOW TAC-KBP2011 Entity Linking System 
Lev Ratinov, Dan Roth (University of Illinois at Urbana-Champaign) 
 
C_S_IIITH: Summarization (Guided, AESOP) 
Using Unsupervised System with least linguistic features for TAC-AESOP Task 
Niraj Kumar, Kannan Srinathan, Vasudeva Varma (IIIT-Hyderabad) 
 
CUNY_BLENDER: KBP (Cross-Lingual Entity-Linking, English Entity-Linking, Temporal Slot-Filling) 
CUNY BLENDER TAC-KBP2011 Temporal Slot Filling System Description 
Javier Artiles, Qi Li, Taylor Cassidy, Suzanne Tamang and Heng Ji (City University of New York) 
 
CUNY_UIUC_SRI: KBP (Cross-Lingual Entity-Linking, English Entity-Linking) 
CUNY-UIUC-SRI TAC-KBP2011 Entity Linking System Description 
Taylor Cassidy, Zheng Chen, Javier Artiles, Heng Ji (City University of New York) 
Hongbo Deng, Lev-Arie Ratinov, Jiawei Han, Dan Roth (University of Illinois at Urbana-Champaign) 
Jing Zheng (SRI International) 
 
DAI: KBP (English Entity-Linking) 
DAI Approaches to the TAC-KBP 2011 Entity Linking Task 
Danuta Ploch, Leonhard Hennig, Ernesto William De Luca, Sahin Albayrak (DAI-Labor, TU Berlin) 
 
DemokritosGR: Summarization (AESOP) 
AutoSummENG and MeMoG in Evaluating Guided Summaries 
George Giannakopoulos, Vangelis Karkaletsis (NCSR Demokritos) 
 
DFKI: RTE (Main, Novelty Detection) 
Using MT-Based Metrics for RTE 
Alexander Volokh, Günter Neumann (DFKI) 
 
dmir_inescid: KBP (English Entity-Linking) 
Supervised Learning for Linking Named Entities to Knowledge Base Entries 
Ivo Anastácio, Bruno Martins, Pável Calado (INESC-ID Lisboa) 
 
ECNU: KBP (Cross-Lingual Entity-Linking, English Entity-Linking, Regular Slot-Filling) 
ECNU: Brief System Description of Submission to Knowledge Base Population at TAC 2011 
Tiantian Zhu, Wenchao Zhang, Yue Lu (East China Normal University) 
 
FBK_irst: RTE (Main) 
FBK Participation in the RTE-7 Main Task 
Yashar Mehdad, José Guilherme Camargo de Souza (FBK-irst, University of Trento) 
Matteo Negri (FBK-irst) 
Alina Petrova (Technical University of Dresden) 
 
GOOGLE: Summarization (Guided) 
Description of the Google update summarizer at TAC-2011 
Jean-Yves Delort, Enrique Alfonseca (Google Research) 
 
HIT: KBP (English Entity-Linking) 
HIT Approaches to Entity Linking at TAC 2011 
Yuhang Guo, Guohua Tang, Wanxiang Che, Ting Liu, Sheng Li (Harbin Institute of Technology, China) 
 
HITS: KBP (Cross-Lingual Entity-Linking) 
HITS' Cross-lingual Entity Linking System at TAC 2011: One Model for All Languages 
Angela Fahrni, Michael Strube (Heidelberg Institute for Theoretical Studies) 
 
hltcoe: KBP (Cross-Lingual Entity-Linking, English Entity-Linking) 
Cross-Language Entity Linking in Maryland during a Hurricane 
Paul McNamee, James Mayfield, Veselin Stoyanov (Johns Hopkins University) 
Douglas W. Oard, Tan Xu, Wu Ke, David Doermann (University of Maryland, College Park) 
 
ICL: RTE (Main) 
ICL Participation at RTE-7 
Xing Xu, Houfeng Wang (Peking University) 
 
 
ICL_KBP: KBP (English Entity-Linking, Regular Slot-Filling) 
Collective Entity Linking and a Simple Slot Filling Method for TAC-KBP 2011 
Zhengyan He, Houfeng Wang (Peking University) 
 
ICL_SUM: Summarization (Guided) 
TAC 2011 Guided Summarization of ICL 
Sujian Li, Tao Song, Xun Wang (Peking University) 
 
ICTCAS: Summarization (Guided) 
Decayed DivRank for Guided Summarization 
Pan Du, Jipeng Yuan, Xianghui Lin, Jin Zhang, Jiafeng Guo, Xueqi Cheng (Chinese Academy of Sciences) 
 
IIRG: KBP (English Entity-Linking, Regular Slot-Filling, Temporal Slot-Filling) 
UCD IIRG at TAC 2011 
Lorna Byrne, John Dunnion (University College Dublin) 
 
IKOMA: RTE (Main, Novelty Detection) 
IKOMA at TAC2011: A Method for Recognizing Textual Entailment using Lexical-level and Sentence Structure-level features 
Masaaki Tsuchida, Kai Ishikawa (NEC Corporation) 
 
ILPS: KBP (Regular Slot-Filling) 
University of Amsterdam at TAC 2011: English slot filling task (Draft) 
Roderik Lagerweij, Marc Bron, Christof Monz, Maarten de Rijke (University of Amsterdam) 
 
JRC: Summarization (Guided, MultiLing) 
JRC's Participation at TAC 2011: Guided and MultiLingual Summarization Tasks 
Josef Steinberger, Mijail Kabadjov, Ralf Steinberger, Hristo Tanev, Marco Turchi, Vanni Zavarella (Joint Research Centre) 
 
JU_CSE_TAC: RTE (Main, Novelty Detection, KBP Validation) 
A Textual Entailment System using Anaphora Resolution 
Partha Pakray, Snehasis Neogi, Pinaki Bhaskar, Soujanya Poria, Sivaji Bandyopadhyay (Jadavpur University) 
Alexander Gelbukh (National Polytechnic Institute) 
 
lcc: KBP (Cross-Lingual Entity-Linking, English Entity-Linking) 
Cross-Lingual Cross-Document Coreference with Entity Linking 
Sean Monahan, John Lehmann, Timothy Nyberg, Jesse Plymale, Arnold Jung (Language Computer Corporation) 
 
LIF: Summarization (MultiLing) 
LIF at TAC MultiLing: Towards a Truly Language Independent Summarizer 
Firas Hmida, Benoit Favre (Aix-Marseille University) 
 
lrlab2011: Summarization (Guided) 
Balanced Coverage of Aspects for Text Summarization 
Takuya Makino, Hiroya Takamura, Manabu Okumura (Tokyo Institute of Technology) 
 
lsv: KBP (Cross-Lingual Entity-Linking, Regular Slot-Filling) 
Saarland University Spoken Language Systems Group at TAC KBP 2011 
Fang Xu, Stefan Kazalski, Grzegorz Chrupala, Benjamin Roth, Xujian Zhao, Michael Wiegand, Dietrich Klakow (Saarland University) 
 
MS_MLI: KBP (English Entity-Linking) 
TAC Entity Linking by Performing Full-document Entity Extraction and Disambiguation 
Silviu Cucerzan (Microsoft Research) 
 
MSRA: KBP (English Entity-Linking) 
MSRA at TAC 2011: Entity Linking 
Yunbo Cao, Chin-Yew Lin (Microsoft Research Asia) 
Guoqing Zheng (Shanghai Jiao Tong University) 
 
NLPR_TAC: KBP (English Entity-Linking) 
The NLPR_TAC Entity Linking System at TAC 2011 
Tao Zhang, Kang Liu, Jun Zhao (Chinese Academy of Sciences) 
 
NUS: Summarization (Guided) 
SWING: Exploiting Category-Specific Information for Guided Summarization 
Jun-Ping Ng, Praveen Bysani, Ziheng Lin, Min-Yen Kan, Chew-Lim Tan (National University of Singapore) 
 
NUSchime: KBP (English Entity-Linking) 
I2R-NUS-MSRA at TAC 2011: Entity Linking 
Wei Zhang, Chew Lim Tan (National University of Singapore) 
Jian Su, Bin Chen, Wenting Wang, Zhiqiang Toh, Yanchuan Sim (Institute for Infocomm Research) 
Yunbo Cao, Chin Yew Lin (Microsoft Research Asia) 
 
NYU: KBP (Regular Slot-Filling) 
New York University 2011 System for KBP Slot Filling 
Ang Sun, Ralph Grishman, Wei Xu, Bonan Min (New York University) 
 
PKUTM: Summarization (Guided, AESOP) 
PKUTM participation at TAC 2011 Summarization Track 
Huiying Li, Yue Hu, Xiaojun Wan, Jianguo Xiao (Peking University) 
Zeyuan Li (Beijing University of Posts and Telecommunications) 
 
PolyCom: Summarization (Guided) 
Guided Summarization with Aspect Recognition 
Renxian Zhang, You Ouyang, Wenjie Li (The Hong Kong Polytechnic University) 
 
PolyUCOMP: KBP (English Entity-Linking, Regular Slot-Filling) 
PolyUCOMP in TAC 2011 Entity Linking and Slot-Filling 
Xu Jian, Hector Liu, Qin Lu (The Hong Kong Polytechnic University) 
Patty Liu (National Tsinghua University) 
Chen Chen Wang (Tongji University)   
 
pris: KBP (English Entity-Linking, Regular Slot-Filling), Summarization (Guided) 
PRIS at TAC2011 KBP Track 
Yan Li, Xiaoning Li, Hanying Huang, Yang Song, Cheng Chang, Liaoming Zhou, Jing Xiao, Dian Yu, Weiran Xu, Guang Chen, Jun Guo (Beijing University of Posts and Telecommunications) 
 
Rali: Summarization (Guided) 
Generated Abstracts for TAC 2011 
Pierre-Etienne Genest, Guy Lapalme (University of Montreal) 
 
REACTION: KBP (English Entity-Linking) 
REACTION at the Entity Linking task in KBP 2011 
David S. Batista, Silvio Moreira, Mário J Silva, Paula Carvalho (INESC-ID) 
Francisco M Couto (LaSIGE) 
 
seme1: Summarization (Guided) 
Using SSM for Enhancing Summarization 
Abdullah Bawakid, Mourad Oussalah (University of Birmingham) 
 
SIEL_IIITH: KBP (Cross-Lingual Entity-Linking, English Entity-Linking), Summarization (Guided, MultiLing) 
IIIT Hyderabad in Summarization and Knowledge Base Population at TAC 2011 
Vasudeva Varma, Sudheer Kovelamudi, Arpit Sood, Jayant Gupta, Harshit Jain, Nikhil Priyatam, Aditya Mogadala, Srikanth Reddy (IIIT Hyderabad) 
 
SINAI: RTE (Main) 
SINAI at RTE-7: Integrating Personalized Page Rank Vectors into EDITS 
Arturo Montejo-Ráez, Fernando Martínez-Santiago, José Manuel Perea-Ortega, L. Alfonso Ureña-López (University of Jaén) 
 
SJTU_CIT: Summarization (Guided), RTE (Main) 
Generate Compressed Sentences with Stanford Typed Dependencies towards Abstractive Summarization 
Peng Li, Yinglin Wang (Shanghai Jiao Tong University) 
 
Stanford1: KBP (Regular Slot-Filling, Temporal Slot-Filling) 
Stanford's Distantly-Supervised Slot-Filling System 
Mihai Surdeanu, Sonal Gupta, John Bauer, David McClosky, Angel X. Chang, Valentin I. Spitkovsky, Christopher D. Manning (Stanford University) 
 
Stanford2: KBP (Cross-Lingual Entity-Linking) 
Strong Baselines for Cross-Lingual Entity Linking 
Strong Baselines for Cross-Lingual Entity Linking 
Valentin I. Spitkovsky, Angel X. Chang (Stanford University, Google Research) 
 
Stanford_UBC: KBP (Cross-Lingual Entity-Linking, English Entity-Linking) 
Stanford-UBC Entity Linking at TAC-KBP, Again 
Stanford-UBC Entity Linking at TAC-KBP, Again 
Angel X. Chang, Valentin I. Spitkovsky, Christopher D. Manning (Stanford University) 
Eneko Agirre (University of the Basque Country) 
 
TALN_UPF: Summarization (MultiLing) 
Using SUMMA for Language Independent Summarization at TAC 2011 
Horacio Saggion (Universitat Pompeu Fabra) 
 
thunlp: KBP (Cross-Lingual Entity-Linking, English Entity-Linking) 
THUNLP at TAC KBP 2011 in Entity Linking 
Yu Zhao, Weipeng He, Zhiyuan Liu, Maosong Sun (Tsinghua University) 
 
TJU_GSummary: Summarization (Guided) 
TJU GSummary at TAC2011: Category oriented extractive content selection for guided summarization 
Ruifang He, Kang Fu (Tianjin University) 
 
txsumm: Summarization (Guided) 
SemQuest: University of Houston's Semantics-based Question Answering System 
Araly Barrera, Rakesh Verma (University of Houston) 
Ryan Vincent (McKendree University) 
 
UAIC2011: RTE (Main) 
UAIC Participation at RTE-7 
Mihai-Alex Moruz ("Al. I. Cuza" University) 
 
ualberta: KBP (Regular Slot-Filling) 
The Effectiveness of Traditional and Open Relation Extraction for the Slot Filling Task at TAC 2011 
Filipe Mesquita, Ying Xu, Denilson Barbosa, Grzegorz Kondrak (University of Alberta) 
Aditya Bhargava (University of Toronto) 
Mirko Bronzi (Roma Tre University) 
 
UBC: KBP (Regular Slot-Filling) 
UBC at Slot Filling TAC-KBP 2011 
Ander Intxaurrondo, Oier Lopez de Lacalle, Eneko Agirre (University of the Basque Country) 
 
UBSummarizer: Summarization (Guided, MultiLing) 
Global and Local Models for Multi-Document Summarization 
Pradipto Das, Rohini Srihari (SUNY Buffalo) 
 
UNED: KBP (Regular Slot-Filling, Temporal Slot-Filling) 
A distant supervised learning system for the TAC-KBP Slot Filling and Temporal Slot Filling Tasks 
Guillermo Garrido, Bernardo Cabaleiro, Anselmo Peñas, Álvaro Rodrigo and Damiano Spina (UNED) 
 
UoEssex: Summarization (MultiLing) 
University of Essex at the TAC 2011 MultiLingual Summarisation Pilot 
Mahmoud El-Haj, Udo Kruschwitz, Chris Fox (University of Essex) 
 
UofL: Summarization (Guided) 
UofL at TAC 2011 Guided Summarization Task 
Yllias Chali, Sadid A. Hasan, Kaisar Imam, Siddharth Subramanian (University of Lethbridge) 
 
uOttawa: Summarization (Guided, AESOP) 
Getting Emotional About News 
Alistair Kennedy, Anna Kazantseva, Terry Copeck, Diana Inkpen (University of Ottawa) 
Stan Szpakowicz (University of Ottawa, Polish Academy of Sciences) 
Saif Mohammad (National Research Council Canada) 
 
USFD2011: KBP (English Entity-Linking, Regular Slot-Filling, Temporal Slot-Filling) 
USFD at KBP 2011: Entity Linking, Slot Filling and Temporal Bounding 
Amev Burman, Arun Jayapal, Sathish Kannan, Madhu Kavilikatta, Ayman Alhelbawy, Leon Derczynski, Robert Gaizauskas (University of Sheffield) 
 
u_tokyo: RTE (Main) 
Effects of Using Simple Semantic Similarity on Textual Entailment Recognition 
Kenichi Yokote, Shohei Tanaka, Mitsuru Ishizuka (University of Tokyo) 
 
UW_2011: Summarization (Guided) 
University of Washington at TAC 2011 
Prescott Klassen (University of Washington) 
 
wbsg: KBP (English Entity-Linking) 
WBSG at TAC-KBP 2011 
Pablo N. Mendes, Joachim Daiber, Max Jakob, Christian Bizer (Freie Universität Berlin) 
 
WHUSUM: Summarization (Guided) 
WHUSUM Participation at TAC 2011 Guided Summarization Track 
Po Hu, Donghong Ji (Wuhan University) 
 
 
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