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» Relevance Evaluation of Search Engines' Query Results
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CIKM
2007
Springer
15 years 10 months ago
Improve retrieval accuracy for difficult queries using negative feedback
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...
Xuanhui Wang, Hui Fang, ChengXiang Zhai
CIKM
2010
Springer
15 years 5 months ago
Learning to rank relevant and novel documents through user feedback
We consider the problem of learning to rank relevant and novel documents so as to directly maximize a performance metric called Expected Global Utility (EGU), which has several de...
Abhimanyu Lad, Yiming Yang
FLAIRS
2008
15 years 8 months ago
Unsupervised Approach for Selecting Sentences in Query-based Summarization
When a user is served with a ranked list of relevant documents by the standard document search engines, his search task is usually not over. He has to go through the entire docume...
Yllias Chali, Shafiq R. Joty
WETICE
2003
IEEE
15 years 11 months ago
Historical Awareness Support and Its Evaluation in Collaborative Software Engineering
The types of awareness relevant to collaborative software engineering are identified and an additional type, “historical awareness” is proposed. This new type of awareness is...
David Nutter, Cornelia Boldyreff
PVLDB
2008
232views more  PVLDB 2008»
15 years 4 months ago
FINCH: evaluating reverse k-Nearest-Neighbor queries on location data
A Reverse k-Nearest-Neighbor (RkNN) query finds the objects that take the query object as one of their k nearest neighbors. In this paper we propose new solutions for evaluating R...
Wei Wu, Fei Yang, Chee Yong Chan, Kian-Lee Tan