2607 search results - page 44 / 522 » An Ontology-Based Information Retrieval Model |
ICDM
2007
IEEE
14 years 3 months ago
2007
IEEE
Most topic models, such as latent Dirichlet allocation, rely on the bag-of-words assumption. However, word order and phrases are often critical to capturing the meaning of text in...
SIGIR
2006
ACM
14 years 2 months ago
2006
ACM
Search algorithms incorporating some form of topic model have a long history in information retrieval. For example, cluster-based retrieval has been studied since the 60s and has ...
SIGIR
2006
ACM
14 years 2 months ago
2006
ACM
This poster investigates the use of theoretical benchmarks to describe the matching functions of XML retrieval systems and the properties of specificity and exhaustivity in XML r...
WWW
2008
ACM
14 years 9 months ago
2008
ACM
Social annotation has gained increasing popularity in many Web-based applications, leading to an emerging research area in text analysis and information retrieval. This paper is c...
CAI
1998
Springer
13 years 8 months ago
1998
Springer
Abstract. Imaging is a class of non-Bayesian methods for the revision of probability density functions originally proposed as a semantics for conditional logic. Two of these revisi...