139 search results - page 27 / 28 » Towards a reputation-based model of social web search |
HT
2006
ACM
13 years 11 months ago
2006
ACM
In recent years, tagging systems have become increasingly popular. These systems enable users to add keywords (i.e., “tags”) to Internet resources (e.g., web pages, images, vi...
WSDM
2010
ACM
14 years 3 months ago
2010
ACM
The success of "infinite-inventory" retailers such as Amazon.com and Netflix has been ascribed to a "long tail" phenomenon. To wit, while the majority of their...
ICASSP
2010
IEEE
13 years 6 months ago
2010
IEEE
—We consider a cognitive radio network with distributed multiple secondary users, where each user independently searches for spectrum opportunities in multiple channels without e...
MM
2009
ACM
13 years 10 months ago
2009
ACM
Following the exponential growth of social media, there now exist huge repositories of videos online. Among the huge volumes of videos, there exist large numbers of near-duplicate...
WWW
2009
ACM
14 years 6 months ago
2009
ACM
Ad auctions in sponsored search support"broad match"that allows an advertiser to target a large number of queries while bidding only on a limited number. While giving mo...