964 search results - page 119 / 193 » Performance Limitations of ADSL Users: A Case Study |
SIGIR
2005
ACM
14 years 3 months ago
2005
ACM
Memory-based approaches for collaborative filtering identify the similarity between two users by comparing their ratings on a set of items. In the past, the memory-based approache...
CIVR
2010
Springer
14 years 3 months ago
2010
Springer
Graphical passwords have been demonstrated to be the possible alternatives to traditional alphanumeric passwords. However, they still tend to follow predictable patterns that are ...
GRAPHICSINTERFACE
1997
13 years 11 months ago
1997
We present four empirical measures of the immediate usability of Graffiti, a character recognizer for pen-based computers. Since speed is fully controlled by the user, we measured...
PRL
2008
13 years 9 months ago
2008
In recent years, relevance feedback has been studied extensively as a way to improve performance of content-based image retrieval (CBIR). Since users are usually unwilling to prov...
WWW
2007
ACM
14 years 10 months ago
2007
ACM
We consider the problem of online keyword advertising auctions among multiple bidders with limited budgets, and study a natural bidding heuristic in which advertisers attempt to o...