2197 search results - page 55 / 440 » Sampling community structure |
ICWSM
2008
13 years 11 months ago
2008
"Witkeys" are websites in China that form a rapidly growing web-based knowledge market. A user who posts a task also offers a small fee, and many other users submit thei...
CSCW
2004
ACM
13 years 9 months ago
2004
ACM
Abstract. In this paper we examine an emerging class of systems that link People-to-People-toGeographical-Places; we call these P3-Systems. Through analyzing the literature, we hav...
ISJ
2002
13 years 9 months ago
2002
The open source software (OSS) model is a fundamentally new and revolutionary way to develop software. The success of the OSS model is also setting the stage for a structural chang...
JUCS
2006
13 years 10 months ago
2006
: To date, one of the main aims of the World Wide Web has been to provide users with information. In addition to private homepages, large professional information providers, includ...
ETS
2000
IEEE
13 years 9 months ago
2000
IEEE
A commonly encountered view of computer conferencing focuses on peer interaction, student empowerment and a shift in both teacher and student roles. This paper argues that this vi...