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ICIP
2000
IEEE
14 years 1 months ago
Total Variation Improved Wavelet Thresholding in Image Compression
In this paper, we propose using Partial Differential Equation (PDE) techniques in wavelet based image processing to reduce edge artifacts generated by wavelet thresholding. We emp...
Tony F. Chan, Hao-Min Zhou
ISMVL
2000
IEEE
79views Hardware» more  ISMVL 2000»
14 years 1 months ago
Novel Resonant-Tunneling Multiple-Threshold Logic Circuit Based on Switching Sequence Detection
We present a novel multiple-threshold circuit using resonant-tunneling diodes (RTDs). The logic operation is based on detecting a switching sequence in the RTD circuit. This schem...
Takao Waho, Kazufumi Hattori, Kouji Honda
ISLPED
1998
ACM
155views Hardware» more  ISLPED 1998»
14 years 1 months ago
Low threshold CMOS circuits with low standby current
Multi-Voltage CMOS MVCMOS is a design methodology for very low power supply voltages that uses low-threshold transistors in series with the supply rails. The control voltages on...
Mircea R. Stan
TSP
2008
166views more  TSP 2008»
13 years 8 months ago
Audio Denoising by Time-Frequency Block Thresholding
Abstract--Removing noise from audio signals requires a nondiagonal processing of time-frequency coefficients to avoid producing "musical noise." State of the art algorith...
Guoshen Yu, Stéphane Mallat, Emmanuel Bacry
CORR
2006
Springer
140views Education» more  CORR 2006»
13 years 8 months ago
Nearly optimal exploration-exploitation decision thresholds
While in general trading off exploration and exploitation in reinforcement learning is hard, under some formulations relatively simple solutions exist. Optimal decision thresholds ...
Christos Dimitrakakis