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ICIP
2006
IEEE
14 years 9 months ago
Acoustic Range Image Segmentation by Effective Mean Shift
Image perception in underwater environment is a difficult task for a human operator, and data segmentation becomes a crucial step toward an higher level interpretation and recogni...
Umberto Castellani, Marco Cristani, Vittorio Murin...
ALGORITHMICA
2005
108views more  ALGORITHMICA 2005»
13 years 7 months ago
How Fast Is the k-Means Method?
We present polynomial upper and lower bounds on the number of iterations performed by the k-means method (a.k.a. Lloyd's method) for k-means clustering. Our upper bounds are ...
Sariel Har-Peled, Bardia Sadri
ICPR
2010
IEEE
13 years 8 months ago
Consistent Estimators of Median and Mean Graph
The median and mean graph are basic building blocks for statistical graph analysis and unsupervised pattern recognition methods such as central clustering and graph quantization. ...
Brijnesh J. Jain, Klaus Obermayer
SIGMETRICS
2010
ACM
212views Hardware» more  SIGMETRICS 2010»
14 years 16 days ago
A mean field model of work stealing in large-scale systems
In this paper, we consider a generic model of computational grids, seen as several clusters of homogeneous processors. In such systems, a key issue when designing efficient job al...
Nicolas Gast, Bruno Gaujal
GIS
1998
ACM
13 years 7 months ago
Mean-Variance Analysis of the Performance of Spatial Ordering Methods
Geographical Information Systems (GIS) involve the manipulation of large spatial data sets, and the performance of these systems is often determined by how these data sets are orga...
Akhil Kumar, Waleed A. Muhanna, Raymond A. Patters...