2607 search results - page 347 / 522 » An Ontology-Based Information Retrieval Model |
SIGIR
2004
ACM
14 years 4 months ago
2004
ACM
In this paper we study the problem of finding most topical named entities among all entities in a document, which we refer to as focused named entity recognition. We show that th...
ACMSE
2007
ACM
14 years 2 months ago
2007
ACM
Blogs are a new form of internet phenomenon and a vast everincreasing information resource. Mining blog files for information is a very new research direction in data mining. We p...
CIKM
2008
Springer
14 years 24 days ago
2008
Springer
We introduce a multi-stage ensemble framework, ErrorDriven Generalist+Expert or Edge, for improved classification on large-scale text categorization problems. Edge first trains a ...
CIKM
2008
Springer
14 years 24 days ago
2008
Springer
Many of the recently proposed algorithms for learning feature-based ranking functions are based on the pairwise preference framework, in which instead of taking documents in isola...
CIKM
2008
Springer
14 years 18 days ago
2008
Springer
Although PageRank has been designed to estimate the popularity of Web pages, it is a general algorithm that can be applied to the analysis of other graphs other than one of hypert...