1938 search results - page 349 / 388 » On Positive Relational Calculi |
HT
2010
ACM
14 years 20 days ago
2010
ACM
Collaborative tagging systems are popular tools for organization, sharing and retrieval of web resources. Their success is due to their freedom and simplicity of use. To post a re...
HICSS
2002
IEEE
14 years 16 days ago
2002
IEEE
: This research note both confirms and extends the value relevance of information technology announcements found by Im et al (2001) and Dos Santos et al. (1993). We extend their wo...
SIGMOD
2010
ACM
14 years 12 days ago
2010
ACM
Edit distance based string similarity join is a fundamental operator in string databases. Increasingly, many applications in data cleaning, data integration, and scientific compu...
CIVR
2010
Springer
14 years 12 days ago
2010
Springer
This paper describes an approach to optimize query by visual example results, by combining visual features and implicit user feedback in interactive video retrieval. To this end, ...
GECCO
2010
Springer
14 years 12 days ago
2010
Springer
The family of natural evolution strategies (NES) offers a principled approach to real-valued evolutionary optimization by following the natural gradient of the expected fitness....