| Vol-1179 urn:nbn:de:0074-1179-2 Copyright © 2013 for the individual papers by the papers' authors. Copying permitted only for private and academic purposes. This volume is published and copyrighted by its editors.

# CLEF 2013
CLEF2013 Working Notes

### Working Notes for CLEF 2013 Conference

### Valencia, Spain, September 23-26, 2013.

Edited by

### Pamela Forner *
Roberto Navigli **
Dan Tufis ***
Nicola Ferro (CEUR-WS Republishing Managing Editor) ****

* CELCT, Center for the Evaluation of Language and Communication Technologies, Trento, Italy
** Sapienza University of Rome, Rome, Italy
*** Racai, Research Institute for Artificial Intelligence, Romanian Academy, Romania
**** Department of Information Engineering (DEI), University of Padua, Via Gradenigo 6/B, 35131, Padova, Italy

## Table of Contents

### Preface

- Introduction to the CLEF2013 Labs and Workshop
  Roberto Navigli, Dan Tufis

### Cross-Language Evaluation for eHealth Document Analysis

- A Supervised Named-Entity Extraction System for Medical Text
  Andreea Bodnari, Louise Deleger, Thomas Lavergne, Aurelie Neveol, Pierre Zweigenbaum
- Medical Disorder Recognition with Structural Support Vector Machines
  James Cogley, Nicola Stokes, Joe Carthy
- Disorder Concept Identification from Clinical Notes: an Experience with the ShARe/CLEF 2013 Challenge
  Jung-wei Fan, Navdeep Sood, Yang Huang
- Using Relations for Identification and Normalization of Disorders: Team CLEAR in the ShARe/CLEF 2013 eHealth Evaluation Lab
  James Gung
- UCM at CLEF eHealth 2013 Shared Task1a
  Lucia Hervas, Victor Martinez, Irene Sanchez, Alberto Diaz
- UCM at CLEF eHealth 2013 Shared Task1b
  Lucia Hervas, Victor Martinez, Irene Sanchez, Alberto Diaz
- NCBI at 2013 ShARe/CLEF eHealth Shared Task: Disorder Normalization in Clinical Notes with Dnorm
  Robert Leaman, Ritu Khare, Zhiyong Lu
- Integrated cTAKES for Concept Mention Detection and Normalization
  Hongfang Liu, Kavishwar Wagholikar, Siddhartha Jonnalagadda, Sunghwan Sohn
- Evaluation of YTEX and MetaMap for Clinical Concept Recognition
  John David Osborne, Binod Gyawali, Thamar Solorio
- ShARe/CLEF eHealth 2013 Named Entity Recognition and Normalization of Disorders Challenge
  Jon D. Patrick, Leila Safari, Ying Ou
- Performance of a Multi-class Biomedical Tagger on Clinical Records
  S. V. Ramanan, Shereen Broido, P. Senthil Nathan
- Recognizing and Encoding Discorder Concepts in Clinical Text using Machine Learning and Vector Space Model
  Buzhou Tang, Yonghui Wu, Min Jiang, Joshua C. Denny, Hua Xu
- UCSC's System for CLEF eHealth 2013 Task 1
  Chunye Wang, Ramakrishna Akella
- Combining MetaMap and cTAKES in Disorder Recognition: THCIB at CLEF eHealth Lab 2013 Task 1
  Yunqing Xia, Xiaoshi Zhong, Peng Liu, Cheng Tan, Sen Na, Qinan Hu, Yaohai Huang
- Identify Disorders in Health Records using Conditional Random Fields and Metamap AEHRC at ShARe/CLEF 2013 eHealth Evaluation Lab Task 1
  Guido Zuccon, Alexander Holloway, Bevan Koopman, Anthony Nguyen
- Task 1: ShARe/CLEF eHealth Evaluation Lab 2013
  Sameer Pradhan, Noemie Elhadad, Brett R. South, David Martinez, Lee Christensen, Amy Vogel, Hanna Suominen, Wendy W. Chapman, Guergana Savova
- WVU NLP Class Participation in ShARe/CLEF Challenge
  V. Jagannathan, D. Ganesan, A. Jagannathan, R. Kavi, A. Lamb, F. Peters, S. Seeger
- ShARe/CLEF eHealth 2013 Normalization of Acronyms/Abbreviations Challenge
  Jon D. Patrick, Leila Safari, Ying Ou
- Clinical Acronym/Abbreviation Normalization using a Hybrid Approach
  Yonghui Wu, Buzhou Tang, Min Jiang, Sungrim Moon, Joshua C. Denny, Hua Xu
- Normalization of Abbreviations/Acronyms: THCIB at CLEF eHealth 2013 Task 2
  Yunqing Xia, Xiaoshi Zhong, Peng Liu, Cheng Tan, Sen Na, Qinan Hu, Yaohai Huang
- A Supervised Abbreviation Resolution System for Medical Text
  Pierre Zweigenbaum, Louise Deleger, Thomas Lavergne, Aurelie Neveol, Andreea Bodnari
- Task 2: ShARe/CLEF eHealth Evaluation Lab 2013
  Danielle L. Mowery, Brett R. South, Lee Christensen, Laura-Maria Murtola, Sanna Salantera, Hanna Suominen, David Martinez, Noemie Elhadad, Sameer Pradhan, Guergana Savova, Wendy W. Chapman
- Lucene, MetaMap, and Language Modeling: OHSU at CLEF eHealth 2013
  Steven Bedrick, Golnar Sheikshabbafghi
- Incorporating Statistical Topic Models in the Retrieval of Healthcare Documents
  Karla L Caballero Barajas, Ram Akella
- Working Notes for TopSig at ShARe/CLEF eHealth 2013
  Timothy Chappell, Shlomo Geva
- SNUMedinfo at CLEFeHealth2013 Task 3
  Sungbin Choi, Jinwook Choi
- University of Glasgow at CLEF 2013: Experiments in eHealth Task 3 with Terrier
  Nut Limsopatham, Craig Macdonald, Iadh Ounis
- Evaluation of Vector Space Models for Medical Disorders Information Retrieval
  Yaoyun Zhang, Trevor Cohen, Min Jiang, Buzhou Tang, Hua Xu
- Concept-based Medical Document Retrieval: THCIB at CLEF eHealth Lab 2013 Task 3
  Xiaoshi Zhong, Yunqing Xia, Zhongda Xie, Sen Na, Qinan Hu, Yaohai Huang
- Retrieval of Health Advice on the Web AEHRC at ShARe/CLEF eHealth Evaluation Lab Task 3
  G. Zuccon, B. Koopman, A. Nguyen
- Using Discharge Summaries to Improve Information Retrieval in Clinical Domain
  Dongqing Zhu, Wu Stephen, Masanz James, Ben Carterette, Hongfang Liu
- ShARe/CLEF eHealth Evaluation Lab 2013, Task 3: Information Retrieval to Address Patients' Questions when Reading Clinical Reports
  Lorraine Goeuriot, Gareth J.F. Jones, Liadh Kelly, Johannes Leveling, Allan Hanbury, Henning Müller, Sanna Salanterä, Hanna Suominen, Guido Zuccon
- Using Text Mining to Explore Factors Associated with Acute Confusion in Cardiac Patients Documentation
  Laura-Maria Murtola, Lotta Kauhanen, Hans Moen, Heljä Lundgrén-Laine, Tapio Salakoski, Sanna Salanterä

### Cross-Language Retrieval in Image Collections

- Renmin University of China at ImageCLEF 2013 Scalable Concept Image Annotation
  Xirong Li, Shuai Liao, Binbin Liu, Gang Yang, Qin Jin, Jieping Xu, Xiaoyong Du
- URJC&UNED at ImageCLEF 2013 Photo Annotation Task
  Jesús Sánchez-Oro, Soto Montalvo, Antonio Sanz Montemayor, Juan José Pantrigo, Abraham Duarte, Victor Fresno, Raquel Martínez
- CNRS - TELECOM ParisTech at ImageCLEF 2013 Scalable Concept Image Annotation Task: Winning Annotations with Context Dependent SVMs
  Hichem Sahbi
- A Multimedia IR-based System for the Photo Annotation Task at ImageCLEF2013
  X. Benavent, A. Castellanos, E. de Ves, D. Hernández-Aranda, R. Granados, A. Garcia-Serrano
- CEA LIST@ImageCLEF 2013: Scalable Concept Image Annotation
  Hervé Le Borgne, Adrian Popescu, Amel Znaidia
- UNIMORE at ImageCLEF 2013: Scalable Concept Image Annotation
  Costantino Grana, Giuseppe Serra, Marco Manfredi, Rita Cucchiara, Riccardo Martoglia, Federica Mandreoli
- MIL at ImageCLEF 2013: Personal Photo Retrieval
  Masaru Mizuochi, Takayuki Higuchi, Chie Kamada, Tatsuya Harada
- BTU DBIS' Personal Photo Retrieval Runs at ImageCLEF 2013
  Thomas Böttcher, David Zellhöfer, Ingo Schmitt
- MICC-UNIFI at ImageCLEF 2013 Scalable Concept Image Annotation
  Tiberio Uricchio, Marco Bertini, Lamberto Ballan, Alberto Del Bimbo
- KDEVIR at ImageCLEF 2013 Image Annotation Subtask
  Ismat Ara Reshma, Md Zia Ullah, Masaki Aonoy
- MIL at ImageCLEF 2013: Scalable System for Image Annotation
  Masatoshi Hidaka, Naoyuki Gunji, Tatsuya Harada
- Overview of the ImageCLEF 2013 Scalable Concept Image Annotation Subtask
  Mauricio Villegas, Roberto Paredes, Bart Thomee
- Overview of the ImageCLEF 2013 Personal Photo Retrieval Subtask
  David Zellhöfer
- Inria's Participation at ImageCLEF 2013 Plant Identification Task
  Vera Bakic, Sofiene Mouine, Saloua Ouertani-Litayem, Anne Verroust-Blondet, Itheri Yahiaoui, Hervé Goëau, Alexis Joly
- Has an Image Classification Approach any Chance at all (in Plant Classification)?...
  Christoph Rasche, Laura Florea, Constantin Vertan
- Late Information Fusion for Multi-modality Plant Species Identification
  Guillaume Cerutti, Laure Tougne, Celine Sacca, Thierry Joliveau, Pierre-Olivier Mazagol, Didier Coquin, Antoine Vacavant
- SIFT, BoW Architecture and one-against-all Support Vector Machine
  Mohamed Issolah, Diane Lingrand, Frederic Precioso
- AgSPPR at ImageCLEF 2013 Plant Identification Task
  Lu Zhang, Cheng Cai
- Sabanci-Okan System at ImageClef 2013 Plant Identification Competition
  Berrin Yanikoglu, Erchan Aptoula, S. Tolga Yildiran
- NLab-UTokyo at ImageCLEF 2013 Plant Identification Task
  Hideki Nakayama
- Combining Image Retrieval, Metadata Processing and Naive Bayes Classification at Plant Identification 2013
  Cristina Şerban, Alexandra Siriţeanu, Claudia Gheorghiu, Adrian Iftene, Lenuţa Alboaie, Mihaela Breabăn
- BTU DBIS at ImageCLEF2013 Plant Identification Task
  Sascha Saretz, Thomas Böttcher
- MICA at ImageClef 2013 Plant Identification Task
  Thi-Lan Le, Ngoc-Hai Pham
- The ImageCLEF 2013 Plant Identification Task
  Hervé Goëau, Pierre Bonnet, Alexis Joly, Vera Bakic, Daniel Barthelemy, Nozha Boujemaa, Jean-Francois Molino
- MIAR ICT Participation at Robot Vision 2013
  Ruihan Xu, Shuqiang Jiang, Xinhang Song, Shuang Wang, Yi Xie, Fang Wang, Xiong Lv
- REGIMRobvid: Objects and Scenes Detection for Robot Vision 2013
  Amel Ksibi, Boudour Ammar, Anis Ben Ammar, Chokri Ben Amar, Adel M. Alimi
- Overview of the ImageCLEF 2013 Robot Vision Task
  Jesus Martinez-Gomez, Ismael Garcia-Varea, Miguel Cazorla, Barbara Caputo
- DEMIR at ImageCLEFMed 2013: The Effects of Modality Classification to Information Retrieval
  Okan Ozturkmenoglu, Nefise Meltem Ceylan, Adil Alpkocak
- The medGIFT Group in ImageCLEFmed 2013
  Alba G. Seco de Herrera, Dimitrios Markonis, Roger Schaer, Ivan Eggel, Henning Müller
- FCSE at Medical Tasks of ImageCLEF 2013
  Ivan Kitanovski, Ivica Dimitrovski, Suzana Loskovska
- SNUMedinfo at ImageCLEF 2013: Medical Retrieval Task
  Sungbin Choi, Jeongeun Lee, Jinwook Choi
- Fast Filtering Techniques in Medical Image Classification and Retrieval
  Xin Zhou, Miaofei Han, Yanli Song, Qiang Li
- NovaSearch on Medical ImageCLEF 2013
  André Mourão, Flavio Martins, Joao Magalhaes
- IPL at CLEF 2013 Medical Retrieval Task
  Spyridon Stathopoulos, Ismini Lourentzou, Antonia Kyriakopoulou, Theodore Kalamboukis
- ITI's Participation in the 2013 Medical Track of ImageCLEF
  Matthew S. Simpson, Daekeun You, Md Mahmudur Rahman, Dina Demner-Fushman, Sameer Antani, George Thoma
- Text-Based Medical Case Retrieval Using MeSH Ontology
  Mario Taschwer
- Overview of the ImageCLEF 2013 Medical Tasks
  Alba G. Seco de Herrera, Jayashree Kalpathy Cramer, Dina Demner Fushman, Sameer Antani, Henning Müller

### Cultural Heritage in CLEF

- Cultural Heritage in CLEF (CHiC) 2013 - Multilingual Task Overview
  Vivien Petras, Toine Bogers, Nicola Ferro, Ivano Masiero
- Pseudo-Relevance Feedback for CLEF-CHiC Adhoc
  Ray R. Larson
- UniNE at CLEF - CHiC 2013
  Mitra Akasereh, Nada Naji, Jacques Savoy
- Multimedia Information Modeling and Retrieval (MRIM) /Laboratoire d'Informatique de Grenoble (LIG) at CHiC2013
  Kian Lam Tan, Mohannad ALMasri, Jean-Pierre Chevallet, Philippe Mulhem, Catherine Berrut
- CEA LIST's Participation at the CLEF CHiC 2013
  Adrian Popescu
- Identifying the Most Suitable Stemmer for the CHiC Multilingual Ad-hoc Task
  Thomas Wilhelm-Stein, Benjamin Schürer, Maximilian Eibl
- Using the Divergence Framework for Randomness: CHiC 2013 Lab Report
  Diana Tanase
- The Polish Task within Cultural Heritage in CLEF (CHiC) 2013. Torun Runs
  Piotr Malak
- Polish Monolingual Task within Cultural Heritage in CLEF (CHiC) 2013. Wrocław Runs.
  Adam Pawłowski
- Sheffield Submission to the CHiC Interactive Task: Exploring Digital Cultural Heritage
  Mark Hall, Robert Villa, Sophie A Rutter, Daniel Bell, Paul Clough, Elaine Toms
- RSLIS/AAU at CHiC 2013
  Mette Skov, Toine Bogers, Haakon Lund, Maj Lauge Ward Jensen, Erik Wistrup, Birger Larsen
- The CHiC Interactive Task (CHiCi) at CLEF2013
  Elaine G. Toms, Mark M. Hall

### Entity Recognition @ CLEF

- Multilingual Named-Entity Recognition from Parallel Corpora
  Andreea Bodnari, Aurélie Névéol, Ozlem Uzuner, Pierre Zweigenbaum, Peter Szolovits
- Exploiting BabelNet for Multilingual Biomedical Synonym Expansion
  Simon Clematide, Martin Davtyan, Fabio Rinaldi, Dietrich Rebholz-Schuhmann
- Machine Translation of Bio-Thesauri
  Erik M. van Mulligen, Quoc-Chinh Bui, Jan A. Kors
- An Evaluation of the Concept Retrieval Annotation for Spanish-English CLEFER Parallel Corpora
  Rafael Berlanga, Antonio Jimeno-Yepes, María Pérez-Catalán, Dietrich Rebholz-Schuhmann
- Creating Multilingual Gold Standard Corpora for Biomedical Concept Recognition
  Jan A. Kors, Simon Clematide, Saber A. Akhondi, Erik M. van Mulligen, Dietrich Rebholz-Schuhmann
- Multilingual Semantic Resources and Parallel Corpora in the Biomedical Domain: the CLEF-ER Challenge
  Dietrich Rebholz-Schuhmann, Simon Clematide, Fabio Rinaldi, Senay Kafkas, Erik M. van Mulligen, Chinh Bui, Johannes Hellrich, Ian Lewin, David Milward, Michael Poprat, Antonio Jimeno-Yepes, Udo Hahn, Jan A. Kors.
- Deriving an English Biomedical Silver Standard Corpus for CLEF-ER
  Ian Lewin, Simon Clematide
- The JULIE LAB MANTRA System for the CLEF-ER 2013 Challenge
  Johannes Hellrich, Udo Hahn
- A Dutch Treat for Healthcare Terminology
  Ronald Cornet
- A Semi-Automatically Enriched Multi-Lingual Terminology in Commercial Products
  P. Daumke, M. Poprat, D. Milward, I. Lewin
- German-Language Content in Biomedical Vocabularies
  Stefan Schulz, Josef Ingenerf, Sylvia Thun, Philipp Daumke
- An Overview of Terminological Resources available for French bioNLP
  Aurélie Névéol, Dietrich Rebholz-Schuhmann, Pierre Zweigenbaum
- Multi-lingual Features of the Unified Medical Language System
  Olivier Bodenreider
- Machine Translation for Entity Recognition across Languages in Biomedical Documents
  Giuseppe Attardi, Andrea Buzzelli, Daniele Sartiano

### Evaluation of Online Reputation Management Systems

- Modelling Techniques for Twitter Contents: A Step beyond Classification based Approaches
  Angel Castellanos, Juan Cigarrán, Ana García-Serrano
- REINA at RepLab2013 Topic Detection Task: Community Detection
  José Luis Alonso Berrocal, Carlos G. Figuerola, ángel Zazo Rodríguez
- UAMCLyR at Replab2013: Monitoring Task
  Christian Sanchez-Sanchez, Hector Jimenez-Salazar, Wulfrano Arturo Luna-Ramirez
- Filtering and Polarity Detection for Reputation Management on Tweets
  Viktor Hangya, Richárd Farkas
- LIA@RepLab 2013
  Jean-Valere Cossu, Benjamin Bigot, Ludovic Bonnefoy, Mohamed Morchid, Xavier Bost, Gregory Senay, Richard Dufour, Vincent Bouvier, Juan-Manuel Torres-Moreno, Marc El-Beze
- UNED Online Reputation Monitoring Team at RepLab 2013
  Damiano Spina, Jorge Carrillo-de-Albornoz, Tamara Martin, Enrique Amigo, Julio Gonzalo, Fernando Giner
- RepLab 2013: Comparative Evaluation of Online Reputation Monitoring Systems and Components
  Enrique Amigo, Jorge Carrillo-de-Albornoz, Irina Chugur, Adolfo Corujo, Julio Gonzalo, Tamara Martin, Edgar Meij, Maarten de Rijke, Damiano Spina
- Semantic Space Models for Profiling Reputation of Corporate Entities
  Jussi Karlgren, Linus Ericsson
- UAMCLyR at RepLab 2013: Profiling Task
  Esau Villatoro-Tello, Carlos Rodríguez-Lucatero, Christian Sanchez-Sanchez, A. Pastor Lopez-Monroy
- POPSTAR at RepLab 2013: Polarity for Reputation Classification
  Joao Filgueiras, Silvio Amir
- In Search of Reputation Assessment: Experiences with Polarity Classification in RepLab 2013
  José Saias
- DLSI-Volvam at RepLab 2013: Polarity Classification on Twitter Data
  Alejandro Mosquera, Javi Fernandez, Jose M. Gomez, Patricio Martinez-Barco, Paloma Moreda
- Towards an Active Learning System for Company Name Disambiguation in Microblog Streams
  Maria-Hendrike Peetz, Damiano Spina, Julio Gonzalo, Maarten de Rijke
- POPSTAR at RepLab 2013: Name Ambiguity Resolution on Twitter
  Pedro Saleiro, Luis Rei, Arian Pasquali, Carlos Soares, Jorge Teixeira, Fabio Pinto, Mohammad Nozari, Catarina Felix, Pedro Strecht
- CIRG IRGDISCO at RepLab2013 Filtering Task: Use of Wikipedia's Graph Structure for Entity Name Disambiguation in Tweets
  Muhammad Atif Qureshi, Arjumand Younus, Daniel Abril, Colm O'Riordan, Gabriella Pasi
- UNED-READERS: Filtering Relevant Tweets using Probabilistic Signature Models
  Henry Anaya-Sanchez, Anselmo Penas, Bernardo Cabaleiro
- Using Linked Open Data Sources for Entity Disambiguation
  Esther Villar Rodríguez, Ana I. Torre Bastida, Ana García Serrano, Marta González Rodríguez

### INitiative for the Evaluation of XML retrieval

- SPAR-Key: Processing SPARQL-Fulltext Queries to Solve Jeopardy! Clues
  Arunav Mishra, Sairam Gurajada, Martin Theobald
- Overview of the INEX 2013 Linked Data Track
  Sairam Gurajada, Jaap Kamps, Arunav Mishra, Ralf Schenkel, Martin Theobald, Qiuyue Wang
- RSLIS at INEX 2013: Social Book Search Track
  Toine Bogers, Birger Larsen
- Comparing Topic Representations for Social Book Search
  Marijn Koolen, Hugo Huurdeman, Jaap Kamps
- Social Feature Re-ranking in INEX 2013 Social Book Search Track
  Wei-Lun Xiao, Shih-Hung Wu, Liang-Pu Chen, Hung-Sheng Chiu, Ren-Dar Yang
- Book Recommendation based on Social Information
  Chahinez Benkoussasy, Patrice Belloty
- OUC's Participation in the 2012 INEX Book and Linked-Data Tracks
  Michael Preminger, David Massey
- Overview of the INEX 2013 Social Book Search Track
  Marijn Koolen, Gabriella Kazai, Michael Preminger, Antoine Doucet
- Ultra-stemming and Statistical Summarization at INEX 2013 Tweet Contextualization Track
  Juan-Manuel Torres-Moreno, Patricia Velazquez-Morales
- Tweet Contextualization: a Strategy Based on Document Retrieval Using Query Enrichment and Automatic Summarization
  Jorge Vivaldi, Iria da Cunha
- An Automatic Greedy Summarization System at INEX 2013 Tweet Contextualization Track
  Andrea Carneiro Linhares
- Effective Tweet Contextualization with Hashtags Performance Prediction and Multi-Document Summarization
  Romain Deveaud, Florian Boudin
- A Pipeline Tweet Contextualization System at INEX 2013
  Khaled Hossain Ansary, Anh Tuan Tran, Nam Khanh Tran
- IRIT at INEX 2013: Tweet Contextualization Track
  Liana Ermakova, Josiane Mothe
- Refining Methodologies for the INEX 2013 Snippet Generation and Tweet Contextualization Tracks
  Carolyn J. Crouch, Donald B. Crouch, Swapnil Nawale, Mihir Atmakuri, Kiran Bushireddy, Sameer Kulkarni
- Tweet Contextualization (Answering Tweet Question) - the Role of Multi-document Summarization
  Pinaki Bhaskar, Somnath Banerjee, Sivaji Bandyopadhyay
- Overview of the INEX 2013 Snippet Retrieval Track
  Matthew Trappett, Shlomo Geva, Andrew Trotman, Falk Scholer, Mark Sanderson
- Overview of INEX Tweet Contextualization 2013 Track
  Patrice Bellot, Veronique Moriceau, Josiane Mothe, Eric SanJuan, Xavier Tannier

### Question Answering for Machine Reading Evaluation

- VENSES GetAsk: a System for Hybrid Question Answering And Answer Recovery using Text Entailment
  Rodolfo Delmonte
- Inter-Sentence Features and Thresholded Minimum Error Rate Training: NAIST at CLEF 2013 QA4MRE
  Philip Arthur, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura
- Question Answering System Using Query Expansion and Heuristic Features
  Yolanda Sjafrizal, Indra Budi, Mirna Adriani, Philip Arthur
- Two Approaches for QA4MRE: Information Retrieval and Graph-based Knowledge Representation
  Helena Gomez-Adorno, David Pinto, Darnes Vilarino
- Towards Knowledge-enriched Cross-Lingual Answer Validation
  Valentin Zhikov, Georgi Georgiev
- An Approach to the Main Task of QA4MRE-2013
  Marilia Santos, Jose Saias, Paulo Quaresma
- Using Anaphora Resolution in a Question Answering System for Machine Reading Evaluation
  Adrian Iftene, Alex Moruz, Eugen Ignat
- Multiple Choice Question (MCQ) Answering for Machine Reading Evaluation
  Pinaki Bhaskar, Somnath Banerjee, Partha Pakray, Samadrita Banerjee, Sivaji Bandyopadhyay, Alexander Gelbukh
- Selecting Answers with Structured Lexical Expansion and Discourse Relations LIMSI's Participation at QA4MRE 2013
  Martin Gleize, Brigitte Grau, Van-Minh Pho, Anne-Laure Ligozat, Gabriel Illouz, Frédéric Gianetti, Loïc Lahondes
- Combining Text Mining Techniques for QA4MRE 2013
  Guilherme de Oliveira da Costa Marques, Mathias Verbeke
- Overview of QA4MRE Main Task at CLEF 2013
  Richard Sutcliffe, Anselmo Peñas, Eduard Hovy, Pamela Forner, Álvaro Rodrigo, Corina Forascu, Yassine Benajiba, Petya Osenova
- Using a Question-Answering Approach in Machine Reading Task of Biomedical Texts about the Alzheimer Disease
  Dina Vishnyakova, Julien Gobeill, Patrick Ruch
- Building Optimal Question Answering System Automatically using Configuration Space Exploration (CSE) for QA4MRE 2013 Tasks
  Alkesh Patel, Zi Yang, Eric Nyberg, Teruko Mitamura
- Machine Reading of Biomedical Texts about Alzheimer's Disease
  Roser Morante, Martin Krallinger, Alfonso Valencia, Walter Daelemans
- Question Answering System for Entrance Exams in QA4MRE
  Xinjian Li, Tian Ran, Ngan L.T. Nguyen, Yusuke Miyao, Akiko Aizawa
- Multiple Choice Question (MCQ) Answering System for Entrance Examination
  Somnath Banerjee, Pinaki Bhaskar, Partha Pakray, Sivaji Bandyopadhyay, Alexander Gelbukh
- NAIST at the CLEF 2013 QA4MRE Pilot Task
  Philip Arthur, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura
- Overview of QA4MRE 2013 Entrance Exams Task
  Anselmo Peñas, Yusuke Miyao, Eduard Hovy, Pamela Forner, Noriko Kando

### Question Answering over Linked Data

- CASIA@QALD-3: A Question Answering System over Linked Data
  Shizhu He, Shulin Liu, Yubo Chen, Guangyou Zhou, Kang Liu, Jun Zhao
- squall2sparql: a Translator from Controlled English to Full SPARQL 1.1
  Sébastien Ferré
- Scalewelis: a Scalable Query-based Faceted Search System on Top of SPARQL Endpoints
  Joris Guyonvarch, Sébastien Ferré
- A HMM-based Approach to Question Answering against Linked Data
  Cristina Giannone, Valentina Bellomaria, Roberto Basili
- Intui2: A Prototype System for Question Answering over Linked Data
  Corina Dima
- SWIP at QALD-3: Results, Criticisms and Lesson Learned
  Camille Pradel, Guillaume Peyet, Ollivier Haemmerl e, Nathalie Hernandez
- QALD-3: Multilingual Question Answering over Linked Data
  Elena Cabrio, Philipp Cimiano, Vanessa Lopez, Axel-Cyrille Ngonga Ngomo, Christina Unger, Sebastian Walter

### Retrieval in the Intellectual Property Domain

- Passage Retrieval Starting from Patent Claims A Clef-Ip 2013 Task Overview
  Florina Piroi, Mihai Lupu, Allan Hanbury
- Report on the CLEF-IP 2013 Experiments: Multilayer Collection Selection on Topically Organized Patents
  Anastasia Giachanou, Michail Salampasis, Maya Satratzemi, Nikolaos Samaras
- Query Formulation for Prior Art Search - Georgetown University at CLEF-IP 2013
  Jiyun Luo, Hui Yang
- Innovandio S.A. at CLEF-IP 2013
  Andreas Eiselt, Gabriel Oberreuter

### Uncovering Plagiarism, Authorship and Social Software Misuse

- Approaches for Source Retrieval and Text Alignment of Plagiarism Detection Notebook for PAN at CLEF 2013
  Kong Leilei, Qi Haoliang, Du Cuixia,Wang Mingxing, Han Zhongyuan
- Text Alignment Module in CoReMo 2.1 Plagiarism Detector Notebook for PAN at CLEF 2013
  Diego A. Rodríguez Torrejón, José Manuel Martín Ramos
- Guess Again and See if They Line up: Surrey's Runs at Plagiarism Detection Notebook for PAN at CLEF 2013
  Lee Gillam
- Unsupervised Ranking for Plagiarism Source Retrieval Notebook for PAN at CLEF 2013
  Kyle Williams, Hung-Hsuan Chen, Sagnik Ray Choudhury, C. Lee Giles
- Plagiarism Candidate Retrieval Using Selective Query Formulation and Discriminative Query Scoring Notebook for PAN at CLEF 2013
  Osama Haggag, Samhaa El-Beltagy
- Diverse Queries and Feature Type Selection for Plagiarism Discovery Notebook for PAN at CLEF 2013
  Šimon Suchomel, Jan Kasprzak, Michal Brandejs
- Using a Variety of n-Grams for the Detection of Different Kinds of Plagiarism Notebook for PAN at CLEF 2013
  Prasha Shrestha, Thamar Solorio
- CopyCaptor : Plagiarized Source Retrieval System using Global Word Frequency and Local Feedback Notebook for PAN at CLEF 2013
  Taemin Lee, Jeongmin Chae, Kinam Park, Soonyoung Jung
- Using Statistic and Semantic Analysis to Detect Plagiarism Notebook for PAN at CLEF 2013
  Victoria Elizalde
- Source Retrieval via Naïve Approach and Passage Selection Heuristics Notebook for PAN at CLEF2013
  Ondřej Veselý, Tomáš Foltýnek, Jiří Rybička
- Using Hybrid Similarity Methods for Plagiarism Detection Notebook for PAN at CLEF 2013
  Yurii Palkovskii, Alexei Belov
- Overview of the 5th International Competition on Plagiarism Detection
  Martin Potthast, Matthias Hagen, Tim Gollub, Martin Tippmann, Johannes Kiesel, Paolo Rosso, Efstathios Stamatatos, Benno Stein
- Authorship Verification via k-Nearest Neighbor Estimation Notebook for PAN at CLEF 2013
  Oren Halvani, Martin Steinebach, Ralf Zimmermann
- Lexical-Syntactic and Graph-Based Features for Authorship Verification Notebook for PAN at CLEF 2013
  Darnes Vilariño, David Pinto, Helena Gómez Saúl León, Esteban Castillo
- A Textual Modus Operandi: Surrey's Simple System for Author Identification Notebook for PAN at CLEF 2013
  Anna Vartapetiance, Lee Gillam
- Intrinsic Author Identification Using Modified Weighted KNN Notebook for PAN at CLEF 2013
  M.R. Ghaeini
- Distance Learning for Author Verification Notebook for PAN at CLEF 2013
  Paola Ledesma, Gibran Fuentes, Gabriela Jasso, Angel Toledo, Ivan Meza
- Authorship Verification with Compression Features
  Cor J. Veenman, Zhenshi Li
- Authorship Verification with Entity Coherence and Other Rich Linguistic Features Notebook for PAN at CLEF 2013
  Vanessa Wei Feng, Graeme Hirst
- Local n-grams for Author Identification Notebook for PAN at CLEF 2013
  Robert Layton, Paul Watters, Richard Dazeley
- Vector Space Model and Overlap Metric for Author Identification Notebook for PAN at CLEF 2013
  Arun Jayapal, Binayak Goswami
- Authorship Identification Using Correlations of Frequent Features Notebook for PAN at CLEF 2013
  Timo Petmanson
- Proximity Based One-class Classification with Common N-Gram Dissimilarity for Authorship Verification Task Notebook for PAN at CLEF 2013
  Magdalena Jankowska, Vlado Kešelj, Evangelos Milios
- Authorship Detection with PPM Notebook for PAN at CLEF 2013
  Victoria Bobicev
- Grammar Checker Features for Author Identification and Author Profiling Notebook for PAN at CLEF 2013
  Roman Kern
- Style-based Distance Features for Author Verification Notebook for PAN at CLEF 2013
  Erwan Moreau, Carl Vogel
- Authorship Verification Using the Impostors Method Notebook for PAN at CLEF 2013
  Shachar Seidman
- A Basic Character N-gram Approach to Authorship Verification Notebook for PAN at CLEF 2013
  Michiel van Dam
- Overview of the Author Identification Task at PAN 2013
  Patrick Juola, Efstathios Stamatatos
- Automatic Author Profiling Based on Linguistic and Stylistic Features Notebook for PAN at CLEF 2013
  Braja Gopal Patra, Somnath Banerjee, Dipankar Das, Tanik Saikh, Sivaji Bandyopadhyay
- Content-centric Age and Gender Profiling Notebook for PAN at CLEF 2013
  Wee-Yong Lim, Jonathan Goh, Vrizlynn L. L. Thing
- Author Profiling Using Style-based Features Notebook for PAN at CLEF 2013
  Seifeddine Mechti, Maher Jaoua, Lamia Hadrich Belguith
- Author Profiling Using Corpus Statistics, Lexicons and Stylistic Features Notebook for PAN at CLEF-2013
  Maria De-Arteaga, Sergio Jimenez, George Dueñas, Sergio Mancera, Julia Baquero
- Experiments with SMS Translation and Stochastic Gradient Descent in Spanish Text Author Profiling Notebook for PAN at CLEF 2013
  Andrés Alfonso Caurcel Díaz, José María Gómez Hidalgo
- Ensemble-based Classification for Author Profiling Using Various Features Notebook for PAN at CLEF 2013
  Michal Meina, Karolina Brodzinska, Bartosz Celmer, Maja Czoków, Martyna Patera, Jakub Pezacki, Mateusz Wilk
- Can We Hide in the Web? Large Scale Simultaneous Age and Gender Author Profiling in Social Media Notebook for PAN at CLEF 2013
  Lucie Flekova, Iryna Gurevych
- Two Methodologies Applied to the Author Profiling Task
  Yuridiana Aleman, Nahun Loya, Darnes Vilariño, David Pinto
- Readability for Author Profiling? Notebook for PAN at CLEF 2013
  Lee Gillam
- ITALICA at PAN 2013: An Ensemble Learning Approach to Author Profiling Notebook for PAN at CLEF 2013
  Fermín L. Cruz, Rafa Haro R., F. Javier Ortega
- INAOE's Participation at PAN'13: Author Profiling Task Notebook for PAN at CLEF 2013
  A. Pastor López-Monroy, Manuel Montes-y-Gómez, Hugo Jair Escalante, Luis Villaseñor-Pineda, Esaú Villatoro-Tello
- Using Simple Content Features for the Author Profiling Task Notebook for PAN at CLEF 2013
  Edson R. D. Weren, Viviane P. Moreira, José P. M. de Oliveira
- CNG Text Classification for Authorship Profiling Task Notebook for PAN at CLEF 2013
  Magdalena Jankowska, Vlado Kešelj, Evangelos Milios
- Author Profiling: Predicting Age and Gender from Blogs Notebook for PAN at CLEF 2013
  K Santosh, Romil Bansal, Mihir Shekhar, Vasudeva Varma
- Author Profiling using LDA and Maximum Entropy Notebook for PAN at CLEF 2013
  Aditya Pavan, Aditya Mogadala, Vasudeva Varma
- Style-based Distance Features for Author Profiling Notebook for PAN at CLEF 2013
  Erwan Moreau, Carl Vogel
- Semantic-based Features for Author Profiling Identification: First insights Notebook for PAN at CLEF 2013
  Delia-Irazú Hernández, Rafael Guzmán-Cabrera, Antonio Reyes, Martha-Alicia Rocha
- Author Profiling for English and Spanish Text Notebook for PAN at CLEF 2013
  Upendra Sapkota, Thamar Solorio, Manuel Montes-y-Gómez, Gabriela Ramírez-de-la-Rosa
- Overview of the Author Profiling Task at PAN 2013
  Francisco Rangel, Paolo Rosso, Moshe Koppel, Efstathios Stamatatos, Giacomo Inches

2014-09-04: submitted by Nicola Ferro
2014-09-07: published on CEUR-WS.org |valid HTML5|