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VLSISP
1998
191views more  VLSISP 1998»
15 years 6 months ago
Image Compression Using KLT, Wavelets and an Adaptive Mixture of Principal Components Model
In this paper, we present preliminary results comparing the nature of the errors introduced by the mixture of principal components (MPC) model with a wavelet transform and the Karh...
Nanda Kambhatla, Simon Haykin, Robert D. Dony
MONET
2007
98views more  MONET 2007»
15 years 6 months ago
A Markov Model for Indoor Ultra-wideband Channel with People Shadowing
Abstract For an indoor ultra-wideband (UWB) communication system, the line-of-sight (LOS) between the transmitter and receiver may be frequently blocked by moving people. Blocking ...
Ruonan Zhang, Lin Cai
MTA
2007
72views more  MTA 2007»
15 years 6 months ago
An improved variable-size block-matching algorithm
In this paper, we proposed an improved “bottom-up” variable-size block matching method. Different from previous work, the proposed method does not need any threshold during th...
Haifeng Wang, Qingshan Liu, Hanqing Lu
CORR
2010
Springer
151views Education» more  CORR 2010»
15 years 5 months ago
Dynamic Range Reporting in External Memory
In this paper we describe a dynamic external memory data structure that supports range reporting queries in three dimensions in O(log2 B N + k B ) I/O operations, where k is the nu...
Yakov Nekrich
CORR
2010
Springer
66views Education» more  CORR 2010»
15 years 5 months ago
Three-Level Parallel J-Jacobi Algorithms for Hermitian Matrices
The paper describes several efficient parallel implementations of the one-sided hyperbolic Jacobi-type algorithm for computing eigenvalues and eigenvectors of Hermitian matrices. ...
Sanja Singer, Sasa Singer, Vedran Novakovic, Davor...