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» Efficient Multidimensional Sampling
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JSAC
2006
89views more  JSAC 2006»
14 years 9 months ago
A Comparison of Poisson and Uniform Sampling for Active Measurements
Active probes of network performance represent samples of the underlying performance of a system. Some effort has gone into considering appropriate sampling patterns for such probe...
Matthew Roughan
CIKM
2010
Springer
14 years 7 months ago
Online stratified sampling: evaluating classifiers at web-scale
Deploying a classifier to large-scale systems such as the web requires careful feature design and performance evaluation. Evaluation is particularly challenging because these larg...
Paul N. Bennett, Vitor R. Carvalho
APWEB
2006
Springer
15 years 1 months ago
Sample Sizes for Query Probing in Uncooperative Distributed Information Retrieval
The goal of distributed information retrieval is to support effective searching over multiple document collections. For efficiency, queries should be routed to only those collectio...
Milad Shokouhi, Falk Scholer, Justin Zobel
APPROX
2008
Springer
83views Algorithms» more  APPROX 2008»
14 years 11 months ago
Sampling Hypersurfaces through Diffusion
Abstract. We are interested in efficient algorithms for generating random samples from geometric objects such as Riemannian manifolds. As a step in this direction, we consider the ...
Hariharan Narayanan, Partha Niyogi
CVPR
2005
IEEE
15 years 11 months ago
Representational Oriented Component Analysis (ROCA) for Face Recognition with One Sample Image per Training Class
Subspace methods such as PCA, LDA, ICA have become a standard tool to perform visual learning and recognition. In this paper we propose Representational Oriented Component Analysi...
Fernando De la Torre, Ralph Gross, Simon Baker, B....