Table of Contents

• Cross-Domain Retrieval in the Legal and Patent Domains: A Reproducibility StudySophia Althammer, Sebastian Hofstätter, Allan Hanbury. 3-17 [doi]
• A Critical Assessment of State-of-the-Art in Entity AlignmentMax Berrendorf, Ludwig Wacker, Evgeniy Faerman. 18-32 [doi]
• System Effect Estimation by Sharding: A Comparison Between ANOVA Approaches to Detect Significant DifferencesGuglielmo Faggioli, Nicola Ferro 0001. 33-46 [doi]
• Reliability Prediction for Health-Related Content: A Replicability StudyMarcos Fernández-Pichel, David E. Losada, Juan Carlos Pichel, David Elsweiler. 47-61 [doi]
• An Empirical Comparison of Web Page Segmentation AlgorithmsJohannes Kiesel, Lars Meyer, Florian Kneist, Benno Stein 0001, Martin Potthast. 62-74 [doi]
• Re-assessing the "Classify and Count" Quantification MethodAlejandro Moreo, Fabrizio Sebastiani 0001. 75-91 [doi]
• Reproducibility, Replicability and Beyond: Assessing Production Readiness of Aspect Based Sentiment Analysis in the WildRajdeep Mukherjee, Shreyas Shetty, Subrata Chattopadhyay, Subhadeep Maji, Samik Datta, Pawan Goyal. 92-106 [doi]
• Robustness of Meta Matrix Factorization Against Strict Privacy ConstraintsPeter Müllner, Dominik Kowald, Elisabeth Lex. 107-119 [doi]
• Textual Characteristics of News Title and Body to Detect Fake News: A Reproducibility StudyAnu Shrestha, Francesca Spezzano. 120-133 [doi]
• Federated Online Learning to Rank with Evolution Strategies: A Reproducibility StudyShuyi Wang, Shengyao Zhuang, Guido Zuccon. 134-149 [doi]
• Comparing Score Aggregation Approaches for Document Retrieval with Pretrained TransformersXinyu Zhang, Andrew Yates, Jimmy Lin. 150-163 [doi]
• Transformer-Based Approach Towards Music Emotion Recognition from LyricsYudhik Agrawal, Ramaguru Guru Ravi Shanker, Vinoo Alluri. 167-175 [doi]
• th GradesGarrett Allen, Brody Downs, Aprajita Shukla, Casey Kennington, Jerry Alan Fails, Katherine Landau Wright, Maria Soledad Pera. 176-184 [doi]
• How Do Users Revise Zero-Hit Product Search Queries?Yuki Amemiya, Tomohiro Manabe, Sumio Fujita, Tetsuya Sakai. 185-192 [doi]
• Query Performance Prediction Through Retrieval CoherencyNegar Arabzadeh, Amin Bigdeli, Morteza ZiHayat, Ebrahim Bagheri. 193-200 [doi]
• From the Beatles to Billie Eilish: Connecting Provider Representativeness and Exposure in Session-Based Recommender SystemsAlejandro Ariza, Francesco Fabbri, Ludovico Boratto, Maria Salamó. 201-208 [doi]
• Bayesian System Inference on Shallow PoolsRodger Benham, Alistair Moffat, J. Shane Culpepper. 209-215 [doi]
• Exploring Gender Biases in Information Retrieval Relevance Judgement DatasetsAmin Bigdeli, Negar Arabzadeh, Morteza ZiHayat, Ebrahim Bagheri. 216-224 [doi]
• Assessing the Benefits of Model Ensembles in Neural Re-ranking for Passage RetrievalLuís Borges, Bruno Martins 0001, Jamie Callan. 225-232 [doi]
• Event Detection with Entity MarkersEmanuela Boros, Jose G. Moreno, Antoine Doucet. 233-240 [doi]
• Simplified TinyBERT: Knowledge Distillation for Document RetrievalXuanang Chen, Ben He, Kai Hui, Le Sun 0001, Yingfei Sun. 241-248 [doi]
• Improving Cold-Start Recommendation via Multi-prior Meta-learningZhengyu Chen, Donglin Wang, Shiqian Yin. 249-256 [doi]
• A White Box Analysis of ColBERTThibault Formal, Benjamin Piwowarski, Stéphane Clinchant. 257-263 [doi]
• Diversity Aware Relevance Learning for Argument SearchMichael Fromm, Max Berrendorf, Sandra Obermeier, Thomas Seidl 0001, Evgeniy Faerman. 264-271 [doi]
• SQE-GAN: A Supervised Query Expansion Scheme via GANTianle Fu, Qi Tian, Hui Li 0005. 272-279 [doi]
• Rethink Training of BERT Rerankers in Multi-stage Retrieval PipelineLuyu Gao, Zhuyun Dai, Jamie Callan. 280-286 [doi]
• Should I Visit This Place? Inclusion and Exclusion Phrase Mining from ReviewsOmkar Gurjar, Manish Gupta. 287-294 [doi]
• Dynamic Cross-Sentential Context Representation for Event DetectionDorian Kodelja, Romaric Besançon, Olivier Ferret. 295-302 [doi]
• Transfer Learning and Augmentation for Word Sense DisambiguationHarsh Kohli. 303-311 [doi]
• Cross-modal Memory Fusion Network for Multimodal Sequential Learning with Missing ValuesChen Lin, Joyce C. Ho, Eugene Agichtein. 312-319 [doi]
• Social Media Popularity Prediction of Planned Events Using Deep LearningSreekanth Madisetty, Maunendra Sankar Desarkar. 320-326 [doi]
• Right for the Right Reasons: Making Image Classification Intuitively ExplainableAnna Nguyen, Adrian Oberföll, Michael Färber 0001. 327-333 [doi]
• Weakly Supervised Label SmoothingGustavo Penha, Claudia Hauff. 334-341 [doi]
• Neural Feature Selection for Learning to RankAlberto Purpura, Karolina Buchner, Gianmaria Silvello, Gian Antonio Susto. 342-349 [doi]
• Exploring the Incorporation of Opinion Polarity for Abstractive Multi-document SummarisationDominik Ramsauer, Udo Kruschwitz. 350-358 [doi]
• Multilingual Evidence Retrieval and Fact Verification to Combat Global Disinformation: The Power of PolyglotismDenisa A. O. Roberts. 359-367 [doi]
• How Do Active Reading Strategies Affect Learning Outcomes in Web Search?Nirmal Roy, Manuel Valle Torre, Ujwal Gadiraju, David Maxwell, Claudia Hauff. 368-375 [doi]
• Fine-Tuning BERT for COVID-19 Domain Ad-Hoc IR by Using Pseudo-qrelsXabier Saralegi, Iñaki San Vicente. 376-383 [doi]
• Windowing Models for Abstractive Summarization of Long TextsLeon Schüller, Florian Wilhelm, Nico Kreiling, Goran Glavas. 384-392 [doi]
• Towards Dark Jargon Interpretation in Underground ForumsDominic Seyler, Wei Liu, Xiaofeng Wang 0001, ChengXiang Zhai. 393-400 [doi]
• Multi-span Extractive Reading Comprehension Without Multi-span SupervisionTakumi Takahashi, Motoki Taniguchi, Tomoki Taniguchi, Tomoko Ohkuma. 401-409 [doi]
• Textual Complexity as an Indicator of Document RelevanceAnastasia Taranova, Martin Braschler. 410-417 [doi]
• A Comparison of Question Rewriting Methods for Conversational Passage RetrievalSvitlana Vakulenko, Nikos Voskarides, Zhucheng Tu, Shayne Longpre. 418-424 [doi]
• Predicting Question Responses to Improve the Performance of Retrieval-Based ChatbotDisen Wang, Hui Fang 0001. 425-431 [doi]
• Multi-head Self-attention with Role-Guided MasksDongsheng Wang, Casper Hansen, Lucas Chaves Lima, Christian Hansen 0004, Maria Maistro, Jakob Grue Simonsen, Christina Lioma. 432-439 [doi]
• PGT: Pseudo Relevance Feedback Using a Graph-Based TransformerHongChien Yu, Zhuyun Dai, Jamie Callan. 440-447 [doi]
• Clustering-Augmented Multi-instance Learning for Neural Relation ExtractionQi Zhang, Siliang Tang, Jinquan Sun, Yu Wang, Lei Zhang. 448-454 [doi]
• Detecting and Forecasting Misinformation via Temporal and Geometric Propagation PatternsQiang Zhang, Jonathan Cook, Emine Yilmaz. 455-462 [doi]
• Deep Query Likelihood Model for Information RetrievalShengyao Zhuang, Hang Li, Guido Zuccon. 463-470 [doi]
• Tweet Length Matters: A Comparative Analysis on Topic Detection in MicroblogsFurkan Sahinuç, Cagri Toraman. 471-478 [doi]
• repro_eval: A Python Interface to Reproducibility Measures of System-Oriented IR ExperimentsTimo Breuer, Nicola Ferro 0001, Maria Maistro, Philipp Schaer. 481-486 [doi]
• Signal Briefings: Monitoring News Beyond the BrandJames Brill, Dyaa Albakour, José Esquivel, Udo Kruschwitz, Miguel Martinez, Jon Chamberlain. 487-491 [doi]
• Time-Matters: Temporal Unfolding of TextsRicardo Campos 0001, Jorge Duque, Tiago Cândido, Jorge Mendes, Gaël Dias, Alípio Jorge, Célia Nunes. 492-497 [doi]
• An Extensible Toolkit of Query Refinement Methods and Gold Standard Dataset GenerationHossein Fani, Mahtab Tamannaee, Fattane Zarrinkalam, Jamil Samouh, Samad Paydar, Ebrahim Bagheri. 498-503 [doi]
• CoralExp: An Explainable System to Support Coral Taxonomy ResearchJaiden Harding, Tom Bridge, Gianluca Demartini. 504-508 [doi]
• AWESSOME: An Unsupervised Sentiment Intensity Scoring Framework Using Neural Word EmbeddingsAmal Htait, Leif Azzopardi. 509-513 [doi]
• HSEarch: Semantic Search System for Workplace Accident ReportsEmrah Inan, Paul Thompson 0002, Tim Yates, Sophia Ananiadou. 514-519 [doi]
• Multi-view Conversational Search Interface Using a Dialogue-Based AgentAbhishek Kaushik 0002, Nicolas Loir, Gareth J. F. Jones. 520-524 [doi]
• LogUI: Contemporary Logging Infrastructure for Web-Based ExperimentsDavid Maxwell, Claudia Hauff. 525-530 [doi]
• LEMONS: Listenable Explanations for Music recOmmeNder SystemsAlessandro B. Melchiorre, Verena Haunschmid, Markus Schedl, Gerhard Widmer. 531-536 [doi]
• Aspect-Based Passage Retrieval with Contextualized Discourse VectorsJens-Michalis Papaioannou, Manuel Mayrdorfer, Sebastian Arnold 0001, Felix A. Gers, Klemens Budde, Alexander Löser. 537-542 [doi]
• News Monitor: A Framework for Querying News in Real TimeAntonia Saravanou, Nikolaos Panagiotou, Dimitrios Gunopulos. 543-548 [doi]
• Chattack: A Gamified Crowd-Sourcing Platform for Tagging Deceptive & Abusive BehaviourEmmanouil Smyrnakis, Katerina Papantoniou, Panagiotis Papadakos, Yannis Tzitzikas. 549-553 [doi]
• PreFace++: Faceted Retrieval of Prerequisites and Technical DataPrajna Upadhyay, Maya Ramanath. 554-558 [doi]
• Brief Description of COVID-SEE: The Scientific Evidence Explorer for COVID-19 Related ResearchKarin Verspoor, Simon Suster, Yulia Otmakhova, Shevon Mendis, Zenan Zhai, Biaoyan Fang, Jey Han Lau, Timothy Baldwin, Antonio Jimeno-Yepes, David Martínez 0001. 559-564 [doi]
• Overview of PAN 2021: Authorship Verification, Profiling Hate Speech Spreaders on Twitter, and Style Change Detection - Extended AbstractJanek Bevendorff, Berta Chulvi, Gretel Liz De la Peña Sarracén, Mike Kestemont, Enrique Manjavacas, Ilia Markov, Maximilian Mayerl, Martin Potthast, Francisco Manuel Rangel Pardo, Paolo Rosso, Efstathios Stamatatos, Benno Stein 0001, Matti Wiegmann, Magdalena Wolska, Eva Zangerle. 567-573 [doi]
• Overview of Touché 2021: Argument Retrieval - Extended AbstractAlexander Bondarenko, Lukas Gienapp, Maik Fröbe, Meriem Beloucif, Yamen Ajjour, Alexander Panchenko, Chris Biemann, Benno Stein 0001, Henning Wachsmuth, Martin Potthast, Matthias Hagen. 574-582 [doi]
• Text Simplification for Scientific Information Access - CLEF 2021 SimpleText WorkshopLiana Ermakova, Patrice Bellot, Pavel Braslavski, Jaap Kamps, Josiane Mothe, Diana Nurbakova, Irina Ovchinnikova, Eric SanJuan. 583-592 [doi]
• CLEF eHealth Evaluation Lab 2021Lorraine Goeuriot, Hanna Suominen, Liadh Kelly, Laura Alonso Alemany, Nicola Brew-Sam, Viviana Cotik, Darío Filippo, Gabriela González Sáez, Franco Luque, Philippe Mulhem, Gabriella Pasi, Roland Roller, Sandaru Seneviratne, Jorge Vivaldi, Marco Viviani, Chenchen Xu. 593-600 [doi]
• LifeCLEF 2021 Teaser: Biodiversity Identification and Prediction ChallengesAlexis Joly, Hervé Goëau, Elijah Cole, Stefan Kahl, Lukás Picek, Hervé Glotin, Benjamin Deneu, Maximilien Servajean, Titouan Lorieul, Willem-Pier Vellinga, Pierre Bonnet, Andrew Durso, Rafael Luis Ruiz De Castaneda, Ivan Eggel, Henning Müller. 601-607 [doi]
• ChEMU 2021: Reaction Reference Resolution and Anaphora Resolution in Chemical PatentsJiayuan He, Biaoyan Fang, Hiyori Yoshikawa, Yuan Li, Saber A. Akhondi, Christian Druckenbrodt, Camilo Thorne, Zubair Afzal, Zenan Zhai, Lawrence Cavedon, Trevor Cohn, Timothy Baldwin, Karin Verspoor. 608-615 [doi]
• The 2021 ImageCLEF Benchmark: Multimedia Retrieval in Medical, Nature, Internet and Social Media ApplicationsBogdan Ionescu, Henning Müller, Renaud Péteri, Asma Ben Abacha, Dina Demner-Fushman, Sadid A. Hasan, Mourad Sarrouti, Obioma Pelka, Christoph M. Friedrich, Alba Garcia Seco de Herrera, Janadhip Jacutprakart, Vassili Kovalev, Serge Kozlovski, Vitali Liauchuk, Yashin Dicente Cid, Jon Chamberlain, Adrian Clark, Antonio Campello, Hassan Moustahfid, Thomas Oliver, Abigail Schulz, Paul Brie, Raul Berari, Dimitri Fichou, Andrei Tauteanu, Mihai Dogariu, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Jérôme Deshayes, Adrian Popescu. 616-623 [doi]
• BioASQ at CLEF2021: Large-Scale Biomedical Semantic Indexing and Question AnsweringAnastasia Krithara, Anastasios Nentidis, Georgios Paliouras, Martin Krallinger, Antonio Miranda. 624-630 [doi]
• Advancing Math-Aware Search: The ARQMath-2 Lab at CLEF 2021Behrooz Mansouri, Anurag Agarwal, Douglas W. Oard, Richard Zanibbi. 631-638 [doi]
• The CLEF-2021 CheckThat! Lab on Detecting Check-Worthy Claims, Previously Fact-Checked Claims, and Fake NewsPreslav Nakov, Giovanni Da San Martino, Tamer Elsayed, Alberto Barrón-Cedeño, Rubén Míguez, Shaden Shaar, Firoj Alam, Fatima Haouari, Maram Hasanain, Nikolay Babulkov, Alex Nikolov, Gautam Kishore Shahi, Julia Maria Struß, Thomas Mandl 0001. 639-649 [doi]
• eRisk 2021: Pathological Gambling, Self-harm and Depression ChallengesJavier Parapar, Patricia Martín-Rodilla, David E. Losada, Fabio Crestani. 650-656 [doi]
• Living Lab Evaluation for Life and Social Sciences Search Platforms - LiLAS at CLEF 2021Philipp Schaer, Johann Schaible, Leyla Jael García-Castro. 657-664 [doi]
• Automated Multi-document Text Summarization from Heterogeneous Data SourcesMahsa Abazari Kia. 667-671 [doi]
• Background Linking of News ArticlesMarwa Essam. 672-676 [doi]
• Multidimensional Relevance in Task-Specific RetrievalDivi Galih Prasetyo Putri. 677-681 [doi]
• Deep Semantic Entity LinkingPedro Ruas. 682-687 [doi]
• Deep Learning System for Biomedical Relation Extraction Combining External Sources of KnowledgeDiana Sousa. 688-693 [doi]
• Second International Workshop on Algorithmic Bias in Search and Recommendation (BIAS@ECIR2021)Ludovico Boratto, Stefano Faralli 0001, Mirko Marras, Giovanni Stilo. 697-700 [doi]
• th International Workshop on Narrative Extraction from Texts: Text2Story 2021Ricardo Campos 0001, Alípio Jorge, Adam Jatowt, Sumit Bhatia, Mark A. Finlayson. 701-704 [doi]
• Bibliometric-Enhanced Information Retrieval: 11th International BIR WorkshopIngo Frommholz, Philipp Mayr 0001, Guillaume Cabanac, Suzan Verberne. 705-709 [doi]
• MICROS: Mixed-Initiative ConveRsatiOnal Systems WorkshopIda Mele, Cristina Ioana Muntean, Mohammad Aliannejadi, Nikos Voskarides. 710-713 [doi]
• ROMCIR 2021: Reducing Online Misinformation through Credible Information RetrievalFabio Saracco, Marco Viviani. 714-717 [doi]