867 search results - page 133 / 174 » Results and Challenges in Web Search Evaluation |
ECAI
2008
Springer
13 years 10 months ago
2008
Springer
Focused crawlers are programs that wander in the Web, using its graph structure, and gather pages that belong to a specific topic. The most critical task in Focused Crawling is the...
JNCA
2007
13 years 8 months ago
2007
We describe a minimalist methodology to develop usage-based recommender systems for multimedia digital libraries. A prototype recommender system based on this strategy was impleme...
GECCO
2009
Springer
14 years 16 days ago
2009
Springer
When evaluating a heuristic for a combinatorial problem, randomly generated instances of the problem may not provide a thorough exploration of the heuristic's performance, an...
SIGMOD
2011
ACM
12 years 11 months ago
2011
ACM
We study the problem of context-sensitive ranking for document retrieval, where a context is defined as a sub-collection of documents, and is specified by queries provided by do...
MM
2009
ACM
2009
ACM
Distance metric learning from uncertain side information with application to automated photo tagging
14 years 1 months ago
Automated photo tagging is essential to make massive unlabeled photos searchable by text search engines. Conventional image annotation approaches, though working reasonably well o...