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SSDBM
2006
IEEE
129views Database» more  SSDBM 2006»
14 years 1 months ago
Indexing Time-Evolving Data With Variable Lifetimes
Many applicationsstore data items for a pre-determined, finite length of time. Examples include slidingwindows over on-line data streams, where old data are dropped as the window...
Lukasz Golab, Piyush Prahladka, M. Tamer Özsu
ADC
2004
Springer
141views Database» more  ADC 2004»
13 years 11 months ago
Conflict Scheduling of Transactions on XML Documents
In the last few years an interest in native XML databases has surfaced. With other authors we argue that such databases need their own provisions for concurrency control since tra...
Stijn Dekeyser, Jan Hidders
VLDB
2007
ACM
191views Database» more  VLDB 2007»
14 years 7 months ago
Multidimensional reverse k NN search
Given a multidimensional point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for proc...
Yufei Tao, Dimitris Papadias, Xiang Lian, Xiaokui ...
SIGMOD
2008
ACM
193views Database» more  SIGMOD 2008»
14 years 7 months ago
Efficient provenance storage
Scientific workflow systems are increasingly used to automate complex data analyses, largely due to their benefits over traditional approaches for workflow design, optimization, a...
Adriane Chapman, H. V. Jagadish, Prakash Ramanan
VLDB
2004
ACM
125views Database» more  VLDB 2004»
14 years 27 days ago
Reverse kNN Search in Arbitrary Dimensionality
Given a point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for processing such quer...
Yufei Tao, Dimitris Papadias, Xiang Lian