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ICDE
2007
IEEE
228views Database» more  ICDE 2007»
14 years 2 months ago
A General Cost Model for Dimensionality Reduction in High Dimensional Spaces
Similarity search usually encounters a serious problem in the high dimensional space, known as the “curse of dimensionality”. In order to speed up the retrieval efficiency, p...
Xiang Lian, Lei Chen 0002
ICDM
2006
IEEE
110views Data Mining» more  ICDM 2006»
14 years 2 months ago
Manifold Clustering of Shapes
Shape clustering can significantly facilitate the automatic labeling of objects present in image collections. For example, it could outline the existing groups of pathological ce...
Dragomir Yankov, Eamonn J. Keogh
ISCC
2006
IEEE
154views Communications» more  ISCC 2006»
14 years 2 months ago
Decentralized Load Balancing for Highly Irregular Search Problems
In this paper, we present a Dynamic Load Balancing (DLB) policy for problems characterized by a highly irregular search tree, whereby no reliable workload prediction is available....
Giuseppe Di Fatta, Michael R. Berthold
3DIM
2005
IEEE
14 years 1 months ago
Multi-Resolution Modeling and Locally Refined Collision Detection for Haptic Interaction
The computational cost of a collision detection (CD) algorithm on polygonal surfaces depends highly on the complexity of the models. A novel “locally refined” approach is intr...
Peiran Liu, Xiaojun Shen, Nicolas D. Georganas, Ge...
SSD
2005
Springer
105views Database» more  SSD 2005»
14 years 1 months ago
Evaluation of Top-k OLAP Queries Using Aggregate R-Trees
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
Nikos Mamoulis, Spiridon Bakiras, Panos Kalnis