ICIS
2000
14 years 2 months ago
2000
The Internet and corporate intranets provide far more information than anybody can absorb. People use search engines to find the information they require. However, these systems t...
RIAO
2007
14 years 2 months ago
2007
We propose a method for supporting query refinement using topical term clusters. First, we propose a new term weighting method that can extract terms strongly related to a specifi...
CICLING
2010
Springer
14 years 4 months ago
2010
Springer
Term weighting strongly influences the performance of text mining and information retrieval approaches. Usually term weights are determined through statistical estimates based on s...
CIKM
2000
Springer
14 years 5 months ago
2000
Springer
RankBoost is a recently proposed algorithm for learning ranking functions. It is simple to implement and has strong justifications from computational learning theory. We describe...
SAC
2003
ACM
14 years 6 months ago
2003
ACM
The construction of a text classifier usually involves (i) a phase of term selection, in which the most relevant terms for the classification task are identified, (ii) a phase ...
SIGIR
2005
ACM
14 years 6 months ago
2005
ACM
Finding a proper distribution of translation probabilities is one of the most important factors impacting the effectiveness of a crosslanguage information retrieval system. In th...
ICTIR
2009
Springer
14 years 7 months ago
2009
Springer
Abstract. Most of the previous research on term weighting for information retrieval has focused on developing specialized parametric term weighting functions. Examples include TF.I...