839 search results - page 154 / 168 » Ensemble-index: a new approach to indexing large databases |
WWW
2009
ACM
14 years 8 months ago
2009
ACM
Web search engines are facing formidable performance challenges as they need to process thousands of queries per second over billions of documents. To deal with this heavy workloa...
POPL
2004
ACM
14 years 8 months ago
2004
ACM
We prove the decidability of the quantifier-free, static fragment of ambient logic, with composition adjunct and iteration, which corresponds to a kind of regular expression langu...
MM
2009
ACM
14 years 2 months ago
2009
ACM
Experiential image retrieval systems aim to provide the user with a natural and intuitive search experience. The goal is to empower the user to navigate large collections based on...
ICASSP
2007
IEEE
14 years 2 months ago
2007
IEEE
Recently, profile context-sensitive HMMs (profile-csHMMs) have been proposed which are very effective in modeling the common patterns and motifs in related symbol sequences. Pro...
PKDD
2001
Springer
14 years 3 days ago
2001
Springer
This paper introduces a new type of Self-Organizing Map (SOM) for Text Categorization and Semantic Browsing. We propose a “hyperbolic SOM” (HSOM) based on a regular tesselation...