Programme

Workshops and Tutorials

	Morning	Afternoon	Whole Day
Workshop: CaRR			X
Workshop: MRMD			X
Workshop: GamifIR			X
Tutorial: VAIRE			X
Workshop: Supporting Complex Search Tasks	X
Tutorial: Measuring Document Retrievability	X
Tutorial: Formal Approach to Effectiveness Metrics for Information Access	X
Workshop: Bibliometric-Enhanced IR		X
Tutorial: Statistical Power Analysis		X
Tutorial: Living Lab		X

Conference Programme

Sunday the 29th of March
8:00	Registration Opens
9:00 – 10:30	Morning Workshops and Tutorials
10:30 – 11:00	Coffee Break (Foyer)
11:00 – 12:30	Morning Workshops and Tutorials (Cont.)
12:30 – 13:45	Lunch (Foyer)
13:45 – 15:15	Afternoon Workshops and Tutorials
15:15 – 15:45	Coffee Break (Foyer)
15:45 – 17:15	Afternoon Workshops and Tutorials (Cont.)
17:30 – 21:00	Welcome Reception (Foyer)

Monday the 30th of March
8:00	Registration Opens (Foyer)
9:00 – 9:15	Welcome by Chairs and PC Chairs (Lecture Hall EI7)
9:15 – 10:30	Opening Keynote: Marti Hearst (Lecture Hall EI7) “Still Haven’t Found What I’m Looking For: Suggestions for Search Research” Chair: Mihai Lupu
10:30 – 11:00	Coffee Break (Foyer)
11:00 – 12:15	Session – Reproducible IR (Lecture Hall EI7) Chair: Norbert Fuhr Twitter Sentiment Detection via Ensemble Classification Using Averaged Confidence Scores Matthias Hagen, Martin Potthast, Michel Büchner and Benno Stein Reproducible Experiments on Lexical and Temporal Feedback for Tweet Search Jinfeng Rao, Jimmy Lin and Miles Efron Rank-Biased Precision Reloaded: Reproducibility and Generalization Nicola Ferro and Gianmaria Silvello
12:15 – 13:45	Lunch (Foyer)
13:45 – 15:00	Panel – Evaluating IR Research: A Technical or Social Science? Chair: Andreas Rauber Panel Members: Norbert Fuhr, Jaap Kamps, Diane Kelly, Udo Kruschwitz
15:00 – 15:30	Coffee Break (Foyer)
15:30 – 16:45	Session – Topic Models (Lecture Hall EI7) Chair: Fabio Crestani Prediction of Venues in Foursquare using Flipped Topic Models Wen Haw Chong, Bing Tian Dai and Ee-Peng Lim Geographical Latent Variable Models for Microblog Retrieval Alexander Kotov, Vineeth Rakesh, Eugene Agichtein and Chandan Reddy Nonparametric Topic Modeling using Chinese Restaurant Franchise with Buddy Customers Shoaib Jameel, Wai Lam and Lidong Bing
15:30 – 16:45	Session – Evaluation (Lecture Hall EI9) Chair: Nicola Ferro A Discriminative Approach to Predicting Assessor Accuracy Hyun Joon Jung and Matthew Lease WHOSE – A Tool for Whole-Session Analysis in IIR Daniel Hienert, Wilko van Hoek, Alina Weber and Dagmar Kern Looking for Books in Social Media: An Analysis of Complex Search Requests Marijn Koolen, Toine Bogers, Antal van den Bosch and Jaap Kamps
16:45 – 19:00	Poster and Demo Session (Foyer)

Tuesday the 31st of March
8:00	Registration Opens (Foyer)
9:00 – 9:15	Announcement of the KSJ Award (Lecture Hall EI7)
9:15 – 10:30	KSJ Keynote: Ryen White (Lecture Hall EI7) Chair: John Tait “Mining and Modeling Online Health Search”
10:30 – 11:00	Coffee Break (Foyer)
11:00 – 12:15	Session – Cross-Lingual and Discourse (Lecture Hall EI7) Chair: Wessel Kraaij Multi-Modal Correlated Centroid Space for Multi-Lingual Cross-Modal Retrieval Aditya Mogadala and Achim Rettinger A Discourse Search Engine based on Rhetorical Structure Theory Pascal Kuyten, Danushka Bollegala, Bernd Hollerit, Helmut Prendinger and Kiyoharu Aizawa Knowledge-based Representation for Transductive Multilingual Document Classification Salvatore Romeo, Dino Ienco and Andrea Tagarelli
11:00 – 12:15	Session – Recommender Systems (Lecture Hall EI9) Chair: Markus Schedl Active Learning applied to Rating Elicitation for Incentive Purposes Marden Pasinato, Carlos Mello and Geraldo Zimbrão Entity-Centric Stream Filtering and ranking: Filtering and Unfilterable Documents Gebrekirstos Gebremeskel and Arjen P. de Vries Generating Music Playlists with Hierarchical Clustering and Q-Learning James King and Vaiva Imbrasaite
12:15 – 13:45	Lunch (Foyer)
13:45 – 15:00	Session – Temporal Models and Features (Lecture Hall EI7) Chair: Guillaume Cabanac Long time, no tweets! Time-aware personalised hashtag suggestion Morgan Harvey and Fabio Crestani Temporal Multinomial Mixture for Instance-oriented Evolutionary Clustering Young-Min Kim, Julien Velcin, Stéphane Bonnevay and Marian-Andrei Rizoiu Temporal Latent Topic User Profiles for Search Personalisation Thanh Vu, Alistair Willis, Son Tran and Dawei Song
13:45 – 15:00	Session – Semantic and Graph-based Models (Lecture Hall EI9) Chair: Krisztian Balog Exploiting Semantic Annotations for Domain-Specific Entity Search Tuukka Ruotsalo and Eero Hyvönen Reachability Analysis of Graph Modelled Collections Serwah Sabetghadam, Mihai Lupu, Ralf Bierig and Andreas Rauber Main Core Retention on Graph-of-words for Single-Document Keyword Extraction Francois Rousseau and Michalis Vazirgiannis
15:00 – 15:30	Coffee Break (Foyer)
15:30 – 17:10	Session – Efficiency (Lecture Hall EI7) Chair: Arjen de Vries Adaptive Caching of Fresh Web Search Results Liudmila Ostroumova Prokhorenkova, Yury Ustinovskiy, Egor Samosvat, Damien Lefortier and Pavel Serdyukov Approximating Weighted Hamming Distance by Probabilistic Selection for Multiple Hash Tables Chiang-Yu Tsai, Yin-Hsi Kuo and Winston H. Hsu Graph Regularised Hashing Sean Moran and Victor Lavrenko Approximate Nearest-Neighbour Search with Inverted Signature Slice Lists Timothy Chappell, Guido Zuccon and Shlomo Geva
15:30 – 17:10	Session – User Behaviour (Lecture Hall EI9) Chair: David Elsweiler User simulations for interactive search: evaluating personalized query suggestion Suzan Verberne, Maya Sappelli, Kalervo Järvelin and Wessel Kraaij The Impact of Query Interface Design on Stress, Workload and Performance Ashlee Edwards, Diane Kelly and Leif Azzopardi Detecting Spam URLs in Social Media via Behavioral Analysis Cheng Cao and James Caverlee Predicting Re-finding Activity and Difficulty Sargol Sadeghi, Roi Blanco, Peter Mika, David Vallet, Falk Scholer and Mark Sanderson
18:30 – 22:30	Conference Dinner at the Palais Niederösterreich

Wednesday the 01st of April
8:00	Registration Opens (Foyer)
9:15 – 10:30	Session – Sentiment and Opinion (Lecture Hall EI7) Chair: Guido Zuccon Beyond Sentiment Analysis: Mining Defects and Improvements from Customer Feedback Samaneh Moghaddam Measuring User Influence, Susceptibility and Cynicalness in Sentiment Diffusion Roy Lee and Ee-Peng Lim Automated Controversy Detection on the Web Shiri Dori-Hacohen and James Allan
9:15 – 10:30	Session – Event Mining and Summarization (Lecture Hall EI9) Chair: Mark Sanderson Retrieving Time from Scanned Books John Foley and James Allan A Noise-Filtering Approach for Spatio-Temporal Event Detection in Social Media Yuan Liang, James Caverlee and Cheng Cao Timeline Summarization from Relevant Headlines Giang Tran, Mohammad Alrifai and Eelco Herder
10:30 – 11:00	Coffee Break (Foyer)
11:00 – 12:15	Session – Social Media (Lecture Hall EI7) Chair: Jussi Karlgren Towards Deep Semantic Analysis of Hashtags Piyush Bansal, Romil Bansal and Vasudeva Varma Chalk and Cheese in Twitter: Discriminating Personal and Organization Accounts Richard Jayadi Oentaryo, Jia-Wei Low and Ee-Peng Lim Handling Topic Drift for Topic Tracking in Microblogs Yue Fei, Yihong Hong and Jianwu Yang
11:00 – 12:15	Session – Specific Search Tasks (Lecture Hall EI9) Chair: Udo Kruschwitz A Corpus of Realistic Known-Item Topics With Associated Web Pages in the ClueWeb09 Matthias Hagen, Daniel Wägner and Benno Stein Designing States, Actions, and Rewards for Using POMDP in Session Search Jiyun Luo, Sicong Zhang, Xuchu Dong and Hui Yang Retrieving Medical Literature for Clinical Decision Support Luca Soldaini, Arman Cohan, Andrew Yates, Nazli Goharian and Ophir Frieder
12:15 – 13:45	Lunch (Foyer)
13:45 – 15:00	Session – Aggregated Search and Diversity (Lecture Hall EI7) Chair: Pavel Serdyukov Towards Query Level Resource Weighting For Diversified Query Expansion Arbi Bouchoucha, Xiaohua Liu and Jian-Yun Nie Exploring Composite Retrieval from the Users’ Perspective Horatiu Bota, Ke Zhou and Joemon Jose Improving Aggregated Search Coherence Jaime Arguello
15:00 – 15:30	Coffee Break (Foyer)
15:30 – 16:45	Closing Keynote: Stefan Thurner (Lecture Hall EI7) “What to Do If You Know Everything? Studying Human Behavior in a Virtual World“ Chair: Allan Hanbury
16:45 – 17:00	Closing (Lecture Hall EI7) by the General Chairs

Thursday the 2nd of April: Industry Day (Lecture Hall EI9)
8:00	Registration Opens
9:00 – 9:30	Welcome by Jussi Karlgren
9:30 – 10:30	Keynote Speaker: William Stevens (Europe Unlimited)
10:30 – 11:00	Coffee Break (Foyer)
11:00 – 12:30	Discussion Panel: The Idea Reactor
12:30 – 13:30	Lunch
13:30 – 16:30	Startup & Technology Talks Catalyst – focus on an existing real world problem Jeremy Pickens, Catalyst, Denver Signal: The journey so far… Miguel Martinez and Udo Kruschwitz, Signal, London Thomson Reuters: Challenges and Evolution of an Information Company over time Vassilis Plachouras, Thomson Reuters, London Seznam.cz – the story of a successful web search engine Jiří Materna, Seznam, Prague From Last.fm to Lumi – Helping people find great content based on implicit userdata Martin Stiksel, Lumi, London Task selection based on topic induction from an IR perspective João Graça, Unbabel, Lisbon Spinque: a story of adaptation Arjen P. de Vries, Spinque, Utrecth
15:00 – 15:30	Coffee Break (Foyer)
16:30 – 17:15	Summing up, final comments, and closing