393 search results - page 43 / 79 » Defining Models - Meta Models versus Graph Grammars |
PODS
2006
ACM
15 years 9 months ago
2006
ACM
Given that most elementary problems in database design are NP-hard, the currently used database design algorithms produce suboptimal results. For example, the current 3NF decompos...
WWW
2008
ACM
15 years 10 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...
EKNOW
2009
14 years 7 months ago
2009
Modeling is a complex and central activity in many domains. Domain experts and designers usually work by drawing and create models from the middle-out; however, visual and middle-...
111
click to vote
HT
2003
ACM
15 years 2 months ago
2003
ACM
This paper describes a generic hypermedia model that is used as a framework for building context aware and mixed reality applications. It can handle different media elements, and ...
SOCIALCOM
2010
14 years 7 months ago
2010
Multiple phenomena often diffuse through a social network, sometimes in competition with one another. Product adoption and political elections are two examples where network diffus...