692 search results - page 35 / 139 » Thesaurus Based Term Ranking for Keyword Extraction |
SIGIR
2004
ACM
14 years 1 months ago
2004
ACM
Indexing and ranking are two key factors for efficient and effective XML information retrieval. Inappropriate indexing may result in false negatives and false positives, and impro...
DAC
2005
ACM
14 years 8 months ago
2005
ACM
While performance specifications are verified before sign-off for a modern nanometer scale design, extensive application of optical proximity correction substantially alters the l...
TRECVID
2007
13 years 8 months ago
2007
In this paper we describe our TRECVID 2007 experiments. The MediaMill team participated in two tasks: concept detection and search. For concept detection we extract regionbased im...
WWW
2010
ACM
14 years 2 months ago
2010
ACM
PageRank computes the importance of each node in a directed graph under a random surfer model governed by a teleportation parameter. Commonly denoted alpha, this parameter models ...
SIGIR
2010
ACM
13 years 8 months ago
2010
ACM
Query reformulation techniques based on query logs have recently proven to be effective for web queries. However, when initial queries have reasonably good quality, these techniqu...