2607 search results - page 379 / 522 » An Ontology-Based Information Retrieval Model |
SIGIR
2005
ACM
14 years 4 months ago
2005
ACM
Summative evaluation methods for supervised adaptive topic tracking systems convolve the effect of system decisions on present utility with the effect on future utility. This pa...
SIGIR
2005
ACM
14 years 4 months ago
2005
ACM
Non-negative Matrix Factorization (NMF, [5]) and Probabilistic Latent Semantic Analysis (PLSA, [4]) have been successfully applied to a number of text analysis tasks such as docum...
AIRS
2005
Springer
14 years 4 months ago
2005
Springer
In this paper, we propose new photo categorization which is suitable for a home photo album. To enhance the categorization, both local and global concepts of the photos are modeled...
EKAW
2004
Springer
14 years 4 months ago
2004
Springer
This paper presents OntoWeaver-S, an ontology-based infrastructure for building knowledge portals. In particular, OntoWeaver-S is integrated with a comprehensive web service platfo...
EKAW
2004
Springer
14 years 4 months ago
2004
Springer
Abstract. In this paper we present an overview of the principle components of GIPO, an environment to support knowledge acquisition for AI Planning. GIPO assists in the knowledge f...