309 search results - page 35 / 62 » Expertise networks in online communities: structure and algo... |
IPPS
2008
IEEE
14 years 2 months ago
2008
IEEE
Peer-to-Peer (P2P) networks have proven to be an efficient and successful mechanism for file sharing over the Internet. However, current P2P protocols have long worst case query...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
In this paper, we formally define the problem of topic modeling with network structure (TMN). We propose a novel solution to this problem, which regularizes a statistical topic mo...
CIKM
2010
Springer
13 years 6 months ago
2010
Springer
On-Line Analytical Processing (OLAP) has shown great success in many industry applications, including sales, marketing, management, financial data analysis, etc. In this paper, w...
CANDC
2002
ACM
13 years 7 months ago
2002
ACM
We show that the support vector machine (SVM) classification algorithm, a recent development from the machine learning community, proves its potential for structure
SODA
2012
ACM
11 years 10 months ago
2012
ACM
We give a constant factor approximation algorithm for the following generalization of the k-median problem. We are given a set of clients and facilities in a metric space. Each fa...