1617 search results - page 260 / 324 » Buzz-based recommender system |
WWW
2008
ACM
14 years 9 months ago
2008
ACM
Motivated by several marketplace applications on rapidly growing online social networks, we study the problem of efficient offline matching algorithms for online exchange markets....
WWW
2007
ACM
14 years 9 months ago
2007
ACM
The results of the Web query log analysis may be significantly shifted depending on the fraction of agents (non-human clients), which are not excluded from the log. To detect and ...
WWW
2005
ACM
14 years 9 months ago
2005
ACM
In an environment of distributed text collections, the first step in the information retrieval process is to identify which of all available collections are more relevant to a giv...
ASPLOS
2009
ACM
14 years 9 months ago
2009
ACM
QR decomposition is a computationally intensive linear algebra operation that factors a matrix A into the product of a unitary matrix Q and upper triangular matrix R. Adaptive sys...
SIGCSE
2009
ACM
14 years 9 months ago
2009
ACM
It is difficult for instructors of CS1 and CS2 courses to get accurate answers to such critical questions as "how long are students spending on programming assignments?"...