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SIGIR
2012
ACM
13 years 7 months ago
Unsupervised linear score normalization revisited
We give a fresh look into score normalization for merging result-lists, isolating the problem from other components. We focus on three of the simplest, practical, and widelyused l...
Ilya Markov, Avi Arampatzis, Fabio Crestani
SIGIR
2012
ACM
13 years 7 months ago
Inferring missing relevance judgments from crowd workers via probabilistic matrix factorization
In crowdsourced relevance judging, each crowd worker typically judges only a small number of examples, yielding a sparse and imbalanced set of judgments in which relatively few wo...
Hyun Joon Jung, Matthew Lease
SIGIR
2012
ACM
13 years 7 months ago
Friend or frenemy?: predicting signed ties in social networks
Shuang-Hong Yang, Alexander J. Smola, Bo Long, Hon...
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SIGIR
2012
ACM
13 years 7 months ago
Explanatory semantic relatedness and explicit spatialization for exploratory search
Exploratory search, in which a user investigates complex concepts, is cumbersome with today’s search engines. We present a new exploratory search approach that generates interac...
Brent Hecht, Samuel Carton, Mahmood Quaderi, Johan...
SIGIR
2012
ACM
13 years 7 months ago
Effect of dynamic pruning safety on learning to rank effectiveness
Craig Macdonald, Nicola Tonellotto, Iadh Ounis
SIGIR
2012
ACM
13 years 7 months ago
Learning to suggest: a machine learning framework for ranking query suggestions
We consider the task of suggesting related queries to users after they issue their initial query to a web search engine. We propose a machine learning approach to learn the probab...
Umut Ozertem, Olivier Chapelle, Pinar Donmez, Emre...
SIGIR
2012
ACM
13 years 7 months ago
Prefetching query results and its impact on search engines
Simon Jonassen, Berkant Barla Cambazoglu, Fabrizio...
SIGIR
2012
ACM
13 years 7 months ago
An uncertainty-aware query selection model for evaluation of IR systems
We propose a mathematical framework for query selection as a mechanism for reducing the cost of constructing information retrieval test collections. In particular, our mathematica...
Mehdi Hosseini, Ingemar J. Cox, Natasa Milic-Frayl...
SIGIR
2012
ACM
13 years 7 months ago
Creating temporally dynamic web search snippets
Content on the Internet is always changing. We explore the value of biasing search result snippets towards new webpage content. We present results from a user study comparing trad...
Krysta Marie Svore, Jaime Teevan, Susan T. Dumais,...