Schedule (Tentative)

Schedule (Tentative)

Wednesday, February 9, 2011

08:30 – 12:00 Tutorial 1 and 2
- Tutorial 1: Crowdsourcing 101: Putting the “Wisdom of the Crowd” to Work for You
  Presenters: Omar Alonso and Matthew Lease.
  Venue: Room 3
- Tutorial 2: Introduction to Display Advertising
  Presenters: Andrei Broder, Vanja Josifovski and Jayavel Shanmugasundaram.
  Venue: Room 4

08:30 – 17:00 Workshop 1 and 2
- Workshop 1: Crowdsourcing for Search and Data Mining (CSDM 2011)
  Chairs: Evgeniy Gabrilovich and Wai Lam.
  Venue: Room 1
- Workshop 2: User Modelling for Web Applications
  Chairs: David Carmel, Vanja Josifovski and Yoelle Maarek.
  Venue: Room 2

10:00 – 10:30 Coffee Break

12:00 – 13:30 Lunch

13:30 – 17:00 Tutorial 3 and 4
- Tutorial 3: Exploiting Statistical and Relational Information on the Web and in Social Media
  Presenters: Lise Getoor and Lilyana Mihalkova.
  Venue: Room 3
- Tutorial 4: Web Retrieval: The Role of Users
  Presenters: Ricardo Baeza-Yates and Yoelle Maarek.
  Venue: Room 4

15:00 – 15:30 Coffee Break

18:30 Welcome Reception

Thursday, February 10, 2011

08:30 – 08:40 Opening Ceremony

08:40 – 09:40 Keynote I

09:40 – 10:30 Oral Session 1: Web Search I
- Who Uses Web Search for What? And How?
  Ingmar Weber and Alejandro Jaimes.
  Keywords: query logs, demographics, session analysis, topic classification.
- Personalizing Web Search using Long Term Browsing History
  Nicolaas Matthijs and Filip Radlinski.
  Keywords: Personalized Web Search, Browsing History, Large-scale online evaluation, AlterEgo, Interleaving, Ranking, User Profile.

10:30 – 10:50 Coffee Break

10:50 – 12:30 Oral Session 2: Social Search and Mining I
- TwitterSearch: A Comparison of Microblog Search and Web Search
  Jaime Teevan, Daniel Ramage and Meredith Ringel Morris.
  Keywords: social search, query log analysis, microblog search.
- Identifying topical authorities in microblogs
  Aditya Pal and Scott Counts.
  Keywords: Online Social Media, Authority Identification, Recommendation systems, Microblogging and Twitter, Clustering and Ranking.
- Correcting for Missing Data in Information Cascades
  Eldar Sadikov, Montserrat Medina, Jure Leskovec and Hector Garcia-Molina.
  Keywords: missing data, information cascades, sampling, social networks, Twitter.
- Identifying 'Influencers' on Twitter
  Eytan Bakshy, Jake M. Hofman, Winter Mason and Duncan J. Watts.
  Keywords: Communication networks, Twitter, influence, diffusion, word-of-mouth.

12:30 – 14:00 Lunch

14:00 – 15:40 Oral Session 3: Web Search II
- A Comparative Analysis of Cascade Measures for Novelty and Diversity
  Charles Clarke, Nick Craswell, Ian Soboroff and Azin Ashkan.
  Keywords: search effectiveness measures, novelty, diversity, ERR, nDCG, editorial assessment.
- Dynamic Ranked Retrieval
  Christina Brandt, Thorsten Joachims, Yisong Yue and Jacob Bank.
  Keywords: Ranking and Machine Learning for Ranking, Diversified Retrieval, Relevance Feedback, Decision Theory, Personalized Search and Ranking.
- Quality-Biased Ranking of Web Documents
  Michael Bendersky, W. Bruce Croft and Yanlei Diao.
  Keywords: quality-biased ranking, document quality, web search.
- Ranking From Pairs and Triplets: Information Quality, Evaluation Methods and Query Complexity
  Kira Radinsky and Nir Ailon.
  Keywords: Search Quality, Search Evaluation, Ranking Evaluations, Preference Analysis.

15:40 – 16:00 Coffee Break

15:40 – 17:15 Poster Session I

Friday, February 11, 2011

08:30 – 09:30 Keynote II

09:30 – 10:20 Oral Session 4: Social Search and Mining II
- We Feel Fine and Searching the Emotional Web
  Sepandar Kamvar and Jonathan Harris.
  Keywords: Social Media Mining, Sentiment Analysis, Exploratory Sentiment Visualization.
- On the Selection of Tags for Tag Clouds
  Petros Venetis, Georgia Koutrika and Hector Garcia-Molina.
  Keywords: search, tag, tag cloud.

10:20 – 10:50 Coffee Break

10:50 – 12:30 Oral Session 5: Web Search III
- Efficient Indexing of Repeated n-Grams
  Samuel Huston, Alistair Moffat and W. Bruce Croft.
  Keywords: Repeated phrase, n-gram, hash filter, text reuse, scalable algorithm, distributed algorithm.
- Batch Query Processing for Web Search Engines
  Shuai Ding, Josh Attenberg, Ricardo Baeza-Yates and Torsten Suel.
  Keywords: Web Search Performance, Query Processing, Caching, Algorithms, Measurement, Experimentation.
- Detecting Duplicate Web Documents using Clickthrough Data
  Filip Radlinski, Paul N. Bennett and Emine Yilmaz.
  Keywords: Duplication, Redundancy, Novelty, Utility, Web Search.
- KMV-Peer: A Robust and Adaptive Peer-Selection Algorithm
  Yosi Mass, Yehoshua Sagiv and Michal Shmueli-Scheuer.
  Keywords: P2P Search, Performance, Adaptive algorithm.

12:30 – 14:00 Lunch

14:00 – 15:40 Oral Session 6: Social Search and Mining III
- Understanding Temporal Query Dynamics
  Anagha Kulkarni, Jaime Teevan, Krysta Svore and Susan Dumais.
  Keywords: temporal dynamics, query intent, query popularity, results content.
- Patterns of Temporal Variation in Online Media
  Jaewon Yang and Jure Leskovec.
  Keywords: information cascade, time-series clustering, online media.
- Using Graded-Relevance Metrics for Evaluating Community QA Answer Selection
  Tetsuya Sakai, Daisuke Ishikawa, Noriko Kando, Yohei Seki, Kazuko Kuriyama and Chin-Yew Lin.
  Keywords: best answers, community question answering, evaluation, graded relevance, NTCIR, test collections.
- Mining Social Images with Distance Metric Learning for Automated Image Tagging
  Pengcheng Wu, Steven C. H. Hoi, Peilin Zhao and Ying He.
  Keywords: social images, distance metric learning, inductive learning, transductive learning, automated image tagging.

15:40 – 16:00 Coffee Break

15:40 – 17:15 Poster Session II

17:30 – 19:30 Excursion

19:30 Banquet

Saturday, February 12, 2011

09:00 – 10:40 Oral Session 7: Web Mining
- Dynamic Relationship and Event Discovery
  Anish Das Sarma, Alpa Jain and Cong Yu.
  Keywords: entity relationship discovery, event discovery, algorithm.
- Joint Training for Open-domain Extraction on the Web: Exploiting Overlap when Supervision is Limited
  Rahul Gupta and Sunita Sarawagi.
  Keywords: Conditional Random Fields, Collective Training, Graphical Models, Open-domain Ad-hoc Extraction, Learning-based Record Extractors.
- Scalable Knowledge Harvesting with High Precision and High Recall
  Ndapandula Nakashole, Martin Theobald and Gerhard Weikum.
  Keywords: Knowledge Harvesting, Information Extraction, Scalability.
- Mining Named Entities with Temporally Correlated Bursts from Multilingual Web News Streams
  Alexander Kotov, ChengXiang Zhai and Richard Sporat.
  Keywords: text streams, natural language processing, transliteration, probabilistic modeling, dynamic programming.

10:40 – 11:00 Coffee Break

11:00 – 12:40 Oral Session 8: Web Search IV
- Understanding and Predicting Personal Navigation
  Jaime Teevan, Daniel J. Liebling and Gayathri Ravichandran Geetha.
  Keywords: navigation, query intent, personalization, query log analysis.
- Optimizing Two-Dimensional Search Results Presentation
  Flavio Chierichetti, Ravi Kumar and Prabhakar Raghavan.
  Keywords: Two-dimensional search results, Markov chains, Placement problem.
- Result Enrichment in Commerce Search using Browse Trails
  Sreenivas Gollapudi and Debmalya Panigrahi.
  Keywords: commerce search, browse trails, result enrichment, web domain annotation.
- Identifying Task-based Sessions in Search Engine Query Logs
  Claudio Lucchese, Salvatore Orlando, Raffaele Perego, Fabrizio Silvestri and Gabriele Tolomei.
  Keywords: Query Log Mining, Query Log Session Boundary Detection, Task-based Sessions, Query Clustering.

12:40 – 14:00 Lunch

14:00 – 15:00 WSDM General Meeting

15:00 – 15:20 Coffee Break

15:20 – 17:00 Oral Session 9: Social Search and Mining IV
- Recommender Systems with Social Regularization
  Hao Ma, Dengyong Zhou, Chao Liu, Michael R. Lyu and Irwin King.
  Keywords: Recommender Systems, Collaborative Filtering, Social Network, Matrix Factorization, Social Regularization.
- Unbiased Offline Evaluation of Contextual-bandit-based News Article Recommendation Algorithms
  Lihong Li, Wei Chu, John Langford and Xuanhui Wang.
  Keywords: recommendation, offline evaluation, benchmark dataset, contextual multi-armed bandit.
- Efficient Online Ad Serving in a Display Advertising Meta-Exchange
  Kevin Lang, Joaquin Delgado, Swaroop Jagadish, Amita Gajewar, Dongming Jiang, Michael Bindeberger-Ortega, Bhaskar Ghosh, Shirshanka Das, Arathi Seshan, Chavdar Botev, Sunil Nagaraj and Raymie Stata.
  Keywords: Display Advertising, Online Ad Serving, Graph Algorithm, Constrained Path Optimization, Ad Exchange.
- Trend Analysis Model: Trend consists of temporal words, topics, and timestamps
  Noriaki KAWAMAE.
  Keywords: Topic Modeling, Latent Variable Modeling, Graphical Models, Trend Analysis, Timestamped data.

17:00 Closing Ceremony