204 search results - page 22 / 41 » Containment of Conjunctive Queries with Negation: Algorithms... |
MM
2010
ACM
13 years 9 months ago
2010
ACM
Searching for small objects (e.g., logos) in images is a critical yet challenging problem. It becomes more difficult when target objects differ significantly from the query object...
SIGIR
2011
ACM
12 years 11 months ago
2011
ACM
Versioned textual collections are collections that retain multiple versions of a document as it evolves over time. Important large-scale examples are Wikipedia and the web collect...
JCIT
2010
13 years 3 months ago
2010
Time plays important roles in Web search, because most Web pages contain time information and a lot of Web queries are time-related. However, traditional search engines such as Go...
MM
2009
ACM
14 years 3 months ago
2009
ACM
The rapid popularization of digital cameras and mobile phone cameras has lead to an explosive growth of consumer photo collections. In this paper, we present a (quasi) real-time t...
CIKM
2009
Springer
14 years 8 days ago
2009
Springer
Federated text search provides a unified search interface for multiple search engines of distributed text information sources. Resource selection is an important component for fed...