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» Stability of k -Means Clustering
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COMPGEOM
2009
ACM
15 years 2 months ago
k-means requires exponentially many iterations even in the plane
The k-means algorithm is a well-known method for partitioning n points that lie in the d-dimensional space into k clusters. Its main features are simplicity and speed in practice....
Andrea Vattani
DSN
2000
IEEE
15 years 2 months ago
Reliability Testing of Applications on Windows NT
The DTS (Dependability Test Suite) fault injection tool can be used to (1) obtain fault injection-based evaluation of system reliability, (2) compare the reliability of different ...
Timothy K. Tsai, Navjot Singh
SC
2000
ACM
15 years 2 months ago
Performance Modeling and Tuning of an Unstructured Mesh CFD Application
This paper describes performance tuning experiences with a three-dimensional unstructured grid Euler flow code from NASA, which we have reimplemented in the PETSc framework and p...
William Gropp, Dinesh K. Kaushik, David E. Keyes, ...
SC
2000
ACM
15 years 2 months ago
Real-Time Biomechanical Simulation of Volumetric Brain Deformation for Image Guided Neurosurgery
We aimed to study the performance of a parallel implementation of an intraoperative nonrigid registration algorithm that accurately simulates the biomechanical properties of the b...
Simon K. Warfield, Matthieu Ferrant, Xavier Gallez...
ASPDAC
1999
ACM
113views Hardware» more  ASPDAC 1999»
15 years 2 months ago
An Efficient Iterative Improvement Technique for VLSI Circuit Partitioning Using Hybrid Bucket Structures
In this paper, we present a fast and efficient Iterative Improvement Partitioning (IIP) technique for VLSI circuits and hybrid bucket structures on its implementation. Due to thei...
C. K. Eem, J. W. Chong