198 search results - page 10 / 40 » Modeling online reviews with multi-grain topic models |
PODS
2002
ACM
14 years 7 months ago
2002
ACM
In this overview paper we motivate the need for and research issues arising from a new model of data processing. In this model, data does not take the form of persistent relations...
KDD
2010
ACM
13 years 5 months ago
2010
ACM
In an online rating system, raters assign ratings to objects contributed by other users. In addition, raters can develop trust and distrust on object contributors depending on a f...
WWW
2009
ACM
14 years 8 months ago
2009
ACM
There are many on-line settings in which users publicly express opinions. A number of these offer mechanisms for other users to evaluate these opinions; a canonical example is Ama...
JECR
2002
13 years 7 months ago
2002
In this paper we report an extensive analysis of the different business models for auctions found on the Web. Three hundred websites randomly selected from the main search engines...
UAI
1998
13 years 9 months ago
1998
People using consumer software applications typically do not use technical jargon when querying an online database of help topics. Rather, they attempt to communicate their goals ...