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ICDM
2008
IEEE
115views Data Mining» more  ICDM 2008»
16 years 1 months ago
Toward Faster Nonnegative Matrix Factorization: A New Algorithm and Comparisons
Nonnegative Matrix Factorization (NMF) is a dimension reduction method that has been widely used for various tasks including text mining, pattern analysis, clustering, and cancer ...
Jingu Kim, Haesun Park
ICMCS
2008
IEEE
175views Multimedia» more  ICMCS 2008»
16 years 1 months ago
Fast mode decision for adaptive prediction error coding
In [1], Adaptive Prediction Error Coding (APEC) in spatial and frequency domain is proposed and significantly improves the coding efficiency of video coders. However, this approac...
Cixun Zhang, Kemal Ugur, Moncef Gabbouj
ICMCS
2008
IEEE
194views Multimedia» more  ICMCS 2008»
16 years 1 months ago
Sparse FEC codes for flexible media protection
In this paper, we study block codes that are optimized to recover some lost source data even in case when full recovery is not possible. Conventionally, block codes designed for p...
Jari Korhonen, Pascal Frossard
ICPR
2008
IEEE
16 years 1 months ago
Human activities: Handling uncertainties using fuzzy time intervals
Persons may perform an activity in many different styles, or noise may cause an identical activity to have different temporal structures. We present a robust methodology for recog...
Michael S. Ryoo, Jake K. Aggarwal
ICPR
2008
IEEE
16 years 1 months ago
Approximation of salient contours in cluttered scenes
This paper proposes a new approach to describe the salient contours in cluttered scenes. No need to do the preprocessing, such as edge detection, we directly use a set of random s...
Rui Huang, Nong Sang, Qiling Tang
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