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GLVLSI
2002
IEEE
106views VLSI» more  GLVLSI 2002»
15 years 11 months ago
A low power direct digital frequency synthesizer with 60 dBc spectral purity
We present a low-power sine-output Direct Digital Frequency Synthesizer (DDFS) realized in 0.18 µm CMOS that achieves 60 dBc spectral purity from DC to the Nyquist frequency. No ...
J. M. Pierre Langlois, Dhamin Al-Khalili
CEE
2010
119views more  CEE 2010»
15 years 6 months ago
Block-matching-based motion field generation utilizing directional edge displacement
A motion field generation algorithm using block matching of edge-flag histograms has been developed aiming at its application to motion recognition systems. Use of edge flags inste...
Hitoshi Hayakawa, Tadashi Shibata
SIAMSC
2010
115views more  SIAMSC 2010»
15 years 4 months ago
A New Level Set Method for Motion in Normal Direction Based on a Semi-Implicit Forward-Backward Diffusion Approach
We introduce a new level set method for motion in normal direction. It is based on a formulation in the form of a second order forward-backward diffusion equation. The equation is...
Karol Mikula, Mario Ohlberger
TIP
2010
129views more  TIP 2010»
15 years 4 months ago
Selective Data Pruning-Based Compression Using High-Order Edge-Directed Interpolation
—This paper proposes a selective data pruning-based compression scheme to improve the rate-distortion relation of compressed images and video sequences. The original frames are p...
Dung Trung Vo, Joel Solé, Peng Yin, Cristin...
BMVC
2010
15 years 4 months ago
Electoral College and Direct Popular Vote for Multi-Candidate Election
We introduce a stability analysis model for multi-candidate regional and national voting schemes (aka Electoral College and Direct Popular Vote, respectively), which can be expres...
Liang Chen