8746 search results - page 58 / 1750 » Diversifying search results |
CIKM
2006
Springer
14 years 23 days ago
2006
Springer
Familiar evaluation methodologies for information retrieval (IR) are not well suited to the task of comparing systems in many real settings. These systems and evaluation methods m...
ICDE
2009
IEEE
14 years 10 months ago
2009
IEEE
Abstract-- We introduce the novel notion of explanationbased diversification to address the well-known problem of overspecialization in item recommendations. Over-specialization in...
CORR
2011
Springer
13 years 4 months ago
2011
Springer
Query expansion is a functionality of search engines that suggests a set of related queries for a user-issued keyword query. Typical corpus-driven keyword query expansion approach...
ICDE
2009
IEEE
14 years 10 months ago
2009
IEEE
Search queries on biomedical databases like PubMed often return a large number of results, only a small subset of which is relevant to the user. Ranking and categorization, which c...
INEX
2009
Springer
14 years 1 months ago
2009
Springer
This paper analyzes the results of the INEX 2009 Ad Hoc Track, focusing on a variety of topics. First, we examine in detail the relevance judgments. Second, we study the resulting ...