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» Modelling SIGNAL in Interaction Categories
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85
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SIGSOFT
2008
ACM
15 years 11 months ago
Modular verification of web services using efficient symbolic encoding and summarization
We propose a novel method for modular verification of web service compositions. We first use symbolic fixpoint computations to derive conditions on the incoming messages and relat...
Fang Yu, Chao Wang, Aarti Gupta, Tevfik Bultan
74
Voted
WWW
2008
ACM
15 years 11 months ago
Social and semantics analysis via non-negative matrix factorization
Social media such as Web forum often have dense interactions between user and content where network models are often appropriate for analysis. Joint non-negative matrix factorizat...
Zhi-Li Wu, Chi-Wa Cheng, Chun-hung Li
WWW
2004
ACM
15 years 11 months ago
TCOZ approach to semantic web services design
Complex Semantic Web (SW) services may have intricate data state, autonomous process behavior and concurrent interactions. The design of such SW service systems requires precise a...
Jin Song Dong, Yuan-Fang Li, Hai H. Wang
76
Voted
KDD
2007
ACM
155views Data Mining» more  KDD 2007»
15 years 10 months ago
A framework for community identification in dynamic social networks
We propose frameworks and algorithms for identifying communities in social networks that change over time. Communities are intuitively characterized as "unusually densely kni...
Chayant Tantipathananandh, Tanya Y. Berger-Wolf, D...
WSDM
2010
ACM
168views Data Mining» more  WSDM 2010»
15 years 5 months ago
Evolution of two-sided markets
Two-sided markets arise when two different types of users may realize gains by interacting with one another through one or more platforms or mediators. We initiate a study of the...
Ravi Kumar, Yury Lifshits, Andrew Tomkins