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» A New Indexing Method for High Dimensional Dataset
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NIPS
2004
15 years 2 months ago
An Investigation of Practical Approximate Nearest Neighbor Algorithms
This paper concerns approximate nearest neighbor searching algorithms, which have become increasingly important, especially in high dimensional perception areas such as computer v...
Ting Liu, Andrew W. Moore, Alexander G. Gray, Ke Y...
130
Voted
CIRA
2007
IEEE
151views Robotics» more  CIRA 2007»
15 years 7 months ago
Image Clustering Using Visual and Text Keywords
Abstract—In classical image classification approaches, lowlevel features have been used. But the high dimensionality of feature spaces poses a challenge in terms of feature selec...
Rajeev Agrawal, Changhua Wu, William I. Grosky, Fa...
PSIVT
2009
Springer
400views Multimedia» more  PSIVT 2009»
15 years 7 months ago
Local Image Descriptors Using Supervised Kernel ICA
PCA-SIFT is an extension to SIFT which aims to reduce SIFT’s high dimensionality (128 dimensions) by applying PCA to the gradient image patches. However PCA is not a discriminati...
Masaki Yamazaki, Sidney Fels
ICDE
2012
IEEE
228views Database» more  ICDE 2012»
13 years 3 months ago
A General Method for Estimating Correlated Aggregates over a Data Stream
—On a stream of two dimensional data items (x, y) where x is an item identifier, and y is a numerical attribute, a correlated aggregate query requires us to first apply a selec...
Srikanta Tirthapura, David P. Woodruff
ICPR
2010
IEEE
15 years 7 months ago
A New Symmetry Based on Proximity of Wavelet-Moments for Text Frame Classification in Video
This paper proposes the use of a new symmetry property based on proximity of the median moments in the wavelet domain. The method divides a given frame into 16 equally sized blocks...
Shivakumara Palaiahnakote, Anjan Dutta, Chew-Lim T...