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CIKM
2010
Springer
13 years 6 months ago
2010
Springer
Term-weighting functions derived from various models of retrieval aim to model human notions of relevance more accurately. However, there is a lack of analysis of the sources of e...
SIGIR
2004
ACM
14 years 1 months ago
2004
ACM
Empirical studies of information retrieval methods show that good retrieval performance is closely related to the use of various retrieval heuristics, such as TF-IDF weighting. On...
AICS
2009
13 years 5 months ago
2009
Abstract. Just-In-Time Information Retrieval agents proactively retrieve information based on queries that are implicit in, and formulated from, the user's current context, su...
SPIRE
2005
Springer
14 years 1 months ago
2005
Springer
This paper proposes a model for Information Retrieval (IR) based on possibilistic directed networks. Relations documents-terms and query-terms are modeled through possibility and n...
SIGIR
2004
ACM
14 years 1 months ago
2004
ACM
Okapi BM25 scoring of anchor text surrogate documents has been shown to facilitate effective ranking in navigational search tasks over web data. We hypothesize that even better r...