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» Nearest Neighbor Distributions and Noise Variance Estimation
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ESANN
2007
14 years 9 days ago
Nearest Neighbor Distributions and Noise Variance Estimation
In this paper, we address the problem of deriving bounds for the moments of nearest neighbor distributions. The bounds are formulated for the general case and specifically applied...
Elia Liitiäinen, Francesco Corona, Amaury Len...
NPL
2008
68views more  NPL 2008»
13 years 10 months ago
On Nonparametric Residual Variance Estimation
In this paper, the problem of residual variance estimation is examined. The problem is analyzed in a general setting which covers non-additive heteroscedastic noise under non-iid s...
Elia Liitiäinen, Francesco Corona, Amaury Len...
MDM
2009
Springer
116views Communications» more  MDM 2009»
14 years 5 months ago
Finding Probabilistic Nearest Neighbors for Query Objects with Imprecise Locations
—A nearest neighbor query is an important notion in spatial databases and moving object databases. In the emerging application fields of moving object technologies, such as mobi...
Yuichi Iijima, Yoshiharu Ishikawa
CORR
2007
Springer
87views Education» more  CORR 2007»
13 years 10 months ago
Detection of Gauss-Markov Random Fields with Nearest-Neighbor Dependency
Abstract—The problem of hypothesis testing against independence for a Gauss–Markov random field (GMRF) is analyzed. Assuming an acyclic dependency graph, an expression for the...
Animashree Anandkumar, Lang Tong, Ananthram Swami
ICML
2000
IEEE
14 years 11 months ago
Complete Cross-Validation for Nearest Neighbor Classifiers
Cross-validation is an established technique for estimating the accuracy of a classifier and is normally performed either using a number of random test/train partitions of the dat...
Matthew D. Mullin, Rahul Sukthankar