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ICDE
2007
IEEE
113views Database» more  ICDE 2007»
14 years 11 months ago
Reducing Order Enforcement Cost in Complex Query Plans
Algorithms that exploit sort orders are widely used to implement joins, grouping, duplicate elimination and other set operations. Query optimizers traditionally deal with sort ord...
Ravindra Guravannavar, S. Sudarshan
ICDE
2003
IEEE
144views Database» more  ICDE 2003»
14 years 11 months ago
Flux: An Adaptive Partitioning Operator for Continuous Query Systems
The long-running nature of continuous queries poses new scalability challenges for dataflow processing. CQ systems execute pipelined dataflows that may be shared across multiple q...
Mehul A. Shah, Joseph M. Hellerstein, Sirish Chand...
ICDE
2000
IEEE
110views Database» more  ICDE 2000»
14 years 11 months ago
A Novel Deadline Driven Disk Scheduling Algorithm for Multi-Priority Multimedia Objects
In this paper we introduce a new deadline driven disk scheduling algorithm designed for multimedia servers. The proposed algorithm supports real time requests with multiple priori...
Ibrahim Kamel, T. Niranjan, Shahram Ghandeharizade...
ICPR
2004
IEEE
14 years 10 months ago
Face Tracking in Meeting Room Scenarios Using Omnidirectional Views
The robust localization and tracking of faces in video streams is a fundamental concern for many subsequent multi-modal recognition approaches. Especially in meeting scenarios sev...
Frank Wallhoff, Martin Zobl, Gerhard Rigoll, Igor ...
MICCAI
2007
Springer
14 years 10 months ago
3-D Analysis of Cortical Morphometry in Differential Diagnosis of Parkinson's Plus Syndromes: Mapping Frontal Lobe Cortical Atro
Abstract. With the ability to study brain anatomy in vivo using magnetic resonance imaging, studies on regional brain atrophy suggest possible improvements for differential diagnos...
Duygu Tosun, Simon Duchesne, Yan Rolland, Arthur W...