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SIGMOD
2011
ACM
276views Database» more  SIGMOD 2011»
13 years 1 months ago
Schedule optimization for data processing flows on the cloud
Scheduling data processing workflows (dataflows) on the cloud is a very complex and challenging task. It is essentially an optimization problem, very similar to query optimizati...
Herald Kllapi, Eva Sitaridi, Manolis M. Tsangaris,...
CIKM
2011
Springer
12 years 11 months ago
Effective retrieval of resources in folksonomies using a new tag similarity measure
Social (or folksonomic) tagging has become a very popular way to describe content within Web 2.0 websites. However, as tags are informally defined, continually changing, and ungo...
Giovanni Quattrone, Licia Capra, Pasquale De Meo, ...
CIKM
2011
Springer
12 years 11 months ago
Focusing on novelty: a crawling strategy to build diverse language models
Word prediction performed by language models has an important role in many tasks as e.g. word sense disambiguation, speech recognition, hand-writing recognition, query spelling an...
Luciano Barbosa, Srinivas Bangalore
WSDM
2012
ACM
309views Data Mining» more  WSDM 2012»
12 years 6 months ago
Mining contrastive opinions on political texts using cross-perspective topic model
This paper presents a novel opinion mining research problem, which is called Contrastive Opinion Modeling (COM). Given any query topic and a set of text collections from multiple ...
Yi Fang, Luo Si, Naveen Somasundaram, Zhengtao Yu
SIGCOMM
2012
ACM
12 years 1 months ago
HyperDex: a distributed, searchable key-value store
Distributed key-value stores are now a standard component of high-performance web services and cloud computing applications. While key-value stores offer significant performance...
Robert Escriva, Bernard Wong, Emin Gün Sirer