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» Topic and keyword re-ranking for LDA-based topic modeling
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HPDC
2008
IEEE
13 years 7 months ago
Collaborative ranking of grid-enabled workflow service providers
Service Oriented Architecture (SOA) and Grid computing are very hot research topics, nowadays. While Grid computing is aimed at sharing dynamically heterogeneous resources, SOAs i...
Domenico Laforenza, Franco Maria Nardini, Fabrizio...
SIGIR
2008
ACM
13 years 7 months ago
Latent dirichlet allocation based multi-document summarization
Extraction based Multi-Document Summarization Algorithms consist of choosing sentences from the documents using some weighting mechanism and combining them into a summary. In this...
Rachit Arora, Balaraman Ravindran
KDD
2010
ACM
244views Data Mining» more  KDD 2010»
13 years 5 months ago
Finding effectors in social networks
Assume a network (V, E) where a subset of the nodes in V are active. We consider the problem of selecting a set of k active nodes that best explain the observed activation state, ...
Theodoros Lappas, Evimaria Terzi, Dimitrios Gunopu...
VC
2010
133views more  VC 2010»
13 years 5 months ago
Visual simulation of mixed-motion avalanches with interactions between snow layers
In the field of computer graphics, simulation of fluids, including avalanches, is an important research topic. In this paper, we propose a method to simulate a kind of avalanche,...
Yusuke Tsuda, Yonghao Yue, Yoshinori Dobashi, Tomo...
SIGIR
2011
ACM
12 years 10 months ago
Mining tags using social endorsement networks
Entities on social systems, such as users on Twitter, and images on Flickr, are at the core of many interesting applications: they can be ranked in search results, recommended to ...
Theodoros Lappas, Kunal Punera, Tamás Sarlo...