469 search results - page 2 / 94 » Cluster-based query expansion |
ECIR
2009
Springer
13 years 3 months ago
2009
Springer
Query expansion is an effective technique in improving the retrieval performance for ad-hoc retrieval. However, query expansion can also fail, leading to a degradation of the retri...
RIAO
2007
13 years 6 months ago
2007
Document expansion and query expansion aim to add related terms into document and query representations in order to make them more complete. However, most previous studies are lim...
SIGIR
2006
ACM
13 years 11 months ago
2006
ACM
In this poster, we describe the study of an interface technique that provides a list of suggested additional query terms as a searcher types a search query, in effect offering int...
SIGIR
2009
ACM
13 years 11 months ago
2009
ACM
While query expansion techniques have been shown to improve retrieval performance in a centralized setting, they have not been well studied in a federated setting. In this paper, ...
ECIR
2010
Springer
13 years 6 months ago
2010
Springer
Despite its potential to improve search effectiveness, previous research has shown that the uptake of interactive query expansion (IQE) is limited. In this paper, we investigate on...