239 search results - page 48 / 48 » Document clustering using nonnegative matrix factorization |
SIGIR
2005
ACM
13 years 11 months ago
2005
ACM
We describe a task-based evaluation to determine whether multi-document summaries measurably improve user performance when using online news browsing systems for directed research...
SIGIR
2009
ACM
13 years 12 months ago
2009
ACM
Large search engines process thousands of queries per second on billions of pages, making query processing a major factor in their operating costs. This has led to a lot of resear...
MM
2006
ACM
13 years 11 months ago
2006
ACM
Access to devices that integrate Global Positioning data with image and sound acquisition becomes more common, enabling people to build large collections of locative multimedia. A...
CORR
2010
Springer
13 years 4 months ago
2010
Springer
Learning structured representations has emerged as an important problem in many domains, including document and Web data mining, bioinformatics, and image analysis. One approach t...