KDD
2012
ACM
11 years 6 months ago
2012
ACM
Interdisciplinary collaborations have generated huge impact to society. However, it is often hard for researchers to establish such cross-domain collaborations. What are the patte...
KDD
2012
ACM
11 years 6 months ago
2012
ACM
Given huge collections of time-evolving events such as web-click logs, which consist of multiple attributes (e.g., URL, userID, timestamp), how do we find patterns and trends? Ho...
KDD
2012
ACM
11 years 6 months ago
2012
ACM
Trust networks, where people leave trust and distrust feedback, are becoming increasingly common. These networks may be regarded as signed graphs, where a positive edge weight cap...
KDD
2012
ACM
11 years 6 months ago
2012
ACM
In order to minimize redundancy and optimize coverage of multiple user interests, search engines and recommender systems aim to diversify their set of results. To date, these dive...
KDD
2012
ACM
11 years 6 months ago
2012
ACM
Blockmodelling is an important technique for decomposing graphs into sets of roles. Vertices playing the same role have similar patterns of interactions with vertices in other rol...
KDD
2012
ACM
11 years 6 months ago
2012
ACM
Influential people have an important role in the process of information diffusion. However, there are several ways to be influential, for example, to be the most popular or the...
KDD
2012
ACM
11 years 6 months ago
2012
ACM
Non-negative matrix factorization (NMF) provides a lower rank approximation of a matrix. Due to nonnegativity imposed on the factors, it gives a latent structure that is often mor...
KDD
2012
ACM
11 years 6 months ago
2012
ACM