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» HyperGraphDB: A Generalized Graph Database
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KDD
2005
ACM
92views Data Mining» more  KDD 2005»
14 years 8 months ago
Summarizing itemset patterns: a profile-based approach
Frequent-pattern mining has been studied extensively on scalable methods for mining various kinds of patterns including itemsets, sequences, and graphs. However, the bottleneck of...
Xifeng Yan, Hong Cheng, Jiawei Han, Dong Xin
SIGMOD
1998
ACM
150views Database» more  SIGMOD 1998»
13 years 11 months ago
Extracting Schema from Semistructured Data
Semistructured data is characterized by the lack of any fixed and rigid schema, although typically the data hassomeimplicitstructure. While thelack offixedschemamakesextracting ...
Svetlozar Nestorov, Serge Abiteboul, Rajeev Motwan...
SIGMOD
2009
ACM
139views Database» more  SIGMOD 2009»
14 years 7 months ago
Detecting and resolving unsound workflow views for correct provenance analysis
views abstract groups of tasks in a workflow into high level composite tasks, in order to reuse sub-workflows and facilitate provenance analysis. However, unless a view is careful...
Peng Sun, Ziyang Liu, Susan B. Davidson, Yi Chen
CIVR
2007
Springer
192views Image Analysis» more  CIVR 2007»
14 years 1 months ago
Texture retrieval based on a non-parametric measure for multivariate distributions
In the present study, an efficient strategy for retrieving texture images from large texture databases is introduced and studied within a distributional-statistical framework. Our...
Vasileios K. Pothos, Christos Theoharatos, George ...
SIGMOD
2011
ACM
218views Database» more  SIGMOD 2011»
12 years 10 months ago
A data-oriented transaction execution engine and supporting tools
Conventional OLTP systems assign each transaction to a worker thread and that thread accesses data, depending on what the transaction dictates. This thread-to-transaction work ass...
Ippokratis Pandis, Pinar Tözün, Miguel B...