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SIGMOD
2008
ACM
140views Database» more  SIGMOD 2008»
13 years 7 months ago
Near-optimal algorithms for shared filter evaluation in data stream systems
We consider the problem of evaluating multiple overlapping queries defined on data streams, where each query is a conjunction of multiple filters and each filter may be shared acr...
Zhen Liu, Srinivasan Parthasarathy 0002, Anand Ran...
BIBM
2010
IEEE
151views Bioinformatics» more  BIBM 2010»
13 years 5 months ago
Probabilistic topic modeling for genomic data interpretation
Recently, the concept of a species containing both core and distributed genes, known as the supra- or pangenome theory, has been introduced. In this paper, we aim to develop a new ...
Xin Chen, Xiaohua Hu, Xiajiong Shen, Gail Rosen
MM
2009
ACM
221views Multimedia» more  MM 2009»
14 years 2 months ago
Using large-scale web data to facilitate textual query based retrieval of consumer photos
The rapid popularization of digital cameras and mobile phone cameras has lead to an explosive growth of consumer photo collections. In this paper, we present a (quasi) real-time t...
Yiming Liu, Dong Xu, Ivor W. Tsang, Jiebo Luo
HPDC
2010
IEEE
13 years 8 months ago
Reshaping text data for efficient processing on Amazon EC2
Text analysis tools are nowadays required to process increasingly large corpora which are often organized as small files (abstracts, news articles, etc). Cloud computing offers a ...
Gabriela Turcu, Ian T. Foster, Svetlozar Nestorov
SIGMOD
2009
ACM
138views Database» more  SIGMOD 2009»
14 years 7 months ago
PRIMA: archiving and querying historical data with evolving schemas
Schema evolution poses serious challenges in historical data management. Traditionally historical data have been archived either by (i) migrating them into the current schema vers...
Hyun J. Moon, Carlo Curino, MyungWon Ham, Carlo Za...