641 search results - page 97 / 129 » Web science: a provocative invitation to computer science |
MANSCI
2007
13 years 8 months ago
2007
Extracting sentiment from text is a hard semantic problem. We develop a methodology for extracting small investor sentiment from stock message boards. The algorithm comprises di�...
EDM
2010
13 years 10 months ago
2010
It is argued that the analysis of the learner's generated log files during interactions with a learning environment is necessary to produce interpretative views of their activ...
SIGIR
2011
ACM
12 years 11 months ago
2011
ACM
We study a novel problem of social context summarization for Web documents. Traditional summarization research has focused on extracting informative sentences from standard docume...
GI
2005
Springer
14 years 2 months ago
2005
Springer
: A distributed service to model and control contextual information in mobile and ubiquitous computing environments is presented in this paper. We introduce the general user model ...
ECIS
2001
13 years 10 months ago
2001
The paper deals with the development of the informational since the IFIP '71 Congress in Ljubljana when the new consciousness evolved to the necessity of nowadays information...