151 search results - page 8 / 31 » Efficient feature weighting methods for ranking |
AAI
2006
13 years 11 months ago
2006
Extensive experimental evidence is required to study the impact of text categorization approaches on real data and to assess the performance within operational scenarios. In this ...
SIGIR
2011
ACM
13 years 1 months ago
2011
ACM
The majority of the current information retrieval models weight the query concepts (e.g., terms or phrases) in an unsupervised manner, based solely on the collection statistics. I...
ICDE
2000
IEEE
14 years 2 months ago
2000
IEEE
Increasing application demands are pushing database management systems (DBMSs) towards providing adequate and efficient support for content-based retrieval over multimedia objects...
WSDM
2010
ACM
14 years 8 months ago
2010
ACM
Knowledge-sharing communities like Wikipedia and automated extraction methods like those of DBpedia enable the construction of large machine-processible knowledge bases with relat...
WWW
2004
ACM
14 years 11 months ago
2004
ACM
The celebrated PageRank algorithm has proved to be a very effective paradigm for ranking results of web search algorithms. In this paper we refine this basic paradigm to take into...