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