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SODA
2012
ACM
209views Algorithms» more  SODA 2012»
13 years 3 months ago
Simple and practical algorithm for sparse Fourier transform
We consider the sparse Fourier transform problem: given a complex vector x of length n, and a parameter k, estimate the k largest (in magnitude) coefficients of the Fourier transf...
Haitham Hassanieh, Piotr Indyk, Dina Katabi, Eric ...
107
Voted
TOG
2012
234views Communications» more  TOG 2012»
13 years 3 months ago
Fast automatic skinning transformations
Algebra I, II Complex Variables I, II Analysis I, II Awards, Scholarships, Fellowships Received • Back Cover Image, Proceedings of ACM SIGGRAPH, 2011 • New York University Henr...
Alec Jacobson, Ilya Baran, Ladislav Kavan, Jovan P...
143
Voted
CIVR
2008
Springer
271views Image Analysis» more  CIVR 2008»
15 years 2 months ago
Multiple feature fusion by subspace learning
Since the emergence of extensive multimedia data, feature fusion has been more and more important for image and video retrieval, indexing and annotation. Existing feature fusion t...
Yun Fu, Liangliang Cao, Guodong Guo, Thomas S. Hua...
114
Voted
ICVGIP
2004
15 years 2 months ago
A Framework for Activity Recognition and Detection of Unusual Activities
In this paper we present a simple framework for activity recognition based on a model of multi-layered finite state machines, built on top of a low level image processing module f...
Dhruv Mahajan, Nipun Kwatra, Sumit Jain, Prem Kalr...
110
Voted
PR
2006
141views more  PR 2006»
15 years 15 days ago
Relaxational metric adaptation and its application to semi-supervised clustering and content-based image retrieval
The performance of many supervised and unsupervised learning algorithms is very sensitive to the choice of an appropriate distance metric. Previous work in metric learning and ada...
Hong Chang, Dit-Yan Yeung, William K. Cheung