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» Representing and Querying Data Transformations
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PEPM
2007
ACM
16 years 19 days ago
Bidirectional interpretation of XQuery
XQuery is a powerful functional language to query XML data. This paper presents a bidirectional interpretation of XQuery to address the problem of updating XML data through materi...
Dongxi Liu, Zhenjiang Hu, Masato Takeichi
ICDE
2002
IEEE
102views Database» more  ICDE 2002»
16 years 8 months ago
Cost Models for Overlapping and Multi-Version B-Trees
Overlapping and multi-version techniques are two popular frameworks that transform an ephemeral index into a multiple logical-tree structure in order to support versioning databas...
Yufei Tao, Dimitris Papadias, Jun Zhang
WACV
2008
IEEE
16 years 27 days ago
Robust Human Pose Recognition Using Unlabelled Markers
In this paper, we tackle robust human pose recognition using unlabelled markers obtained from an optical marker-based motion capture system. A coarse-to-fine fast pose matching al...
Yi Wang, Gang Qian
SIGMOD
1999
ACM
143views Database» more  SIGMOD 1999»
15 years 10 months ago
WALRUS: A Similarity Retrieval Algorithm for Image Databases
Traditional approaches for content-based image querying typically compute a single signature for each image based on color histograms, texture, wavelet transforms etc., and return...
Apostol Natsev, Rajeev Rastogi, Kyuseok Shim
IS
2008
15 years 6 months ago
DFL: A dataflow language based on Petri nets and nested relational calculus
In this paper we propose DFL -- a formal, graphical workflow language for dataflows, i.e., workflows where large amounts of complex data are manipulated, and the structure of the ...
Jan Hidders, Natalia Kwasnikowska, Jacek Sroka, Je...