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SAC
2009
ACM
16 years 1 months ago
GPU-based computation of distance functions on road networks with applications
We present a GPU-based algorithm for computing discretized distance functions on road networks. As applications, we provide algorithms for computing discrete Order-k Network Voron...
Marta Fort, Joan Antoni Sellarès
DASFAA
2007
IEEE
141views Database» more  DASFAA 2007»
16 years 29 days ago
Integrating Similarity Retrieval and Skyline Exploration Via Relevance Feedback
Similarity retrieval have been widely used in many practical search applications. A similarity query model can be viewed as a logical combination of a set of similarity predicates....
Yiming Ma, Sharad Mehrotra
BTW
2007
Springer
164views Database» more  BTW 2007»
16 years 24 days ago
Integrating Structural Joins into a Tuple-Based XPath Algebra
: Over the recent years, very little effort has been made to give XPath a proper algebraic treatment. The only laudable exception is the Natix Algebra (NAL) which defines the tran...
Christian Mathis
XSYM
2004
Springer
109views Database» more  XSYM 2004»
15 years 12 months ago
Implementing Memoization in a Streaming XQuery Processor
In this paper, we describe an approach to boosting the performance of an XQuery engine by identifying and exploiting opportunities to share processing both within and across XML qu...
Yanlei Diao, Daniela Florescu, Donald Kossmann, Mi...
SSD
1999
Springer
158views Database» more  SSD 1999»
15 years 11 months ago
Capturing the Uncertainty of Moving-Object Representations
Spatiotemporal applications, such as fleet management and air traffic control, involving continuously moving objects are increasingly at the focus of research efforts. The repres...
Dieter Pfoser, Christian S. Jensen