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» Interpolation by geometric algorithm
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177
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SIP
2001
15 years 5 months ago
Marching ridges
Marching Ridges is an algorithm for finding ridges of measurement functions defined for images, in which the ridges are defined as level sets of first derivatives of the measureme...
Jacob D. Furst, Stephen M. Pizer
125
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WSCG
2004
164views more  WSCG 2004»
15 years 5 months ago
Constrained Visualization of 2D Positive Data using Modified Quadratic Shepard Method
This paper is about the visualization of positive data subject to positivity constraint. It presents an algorithm that produces a non-negative graph through scattered positive dat...
Muhammed Rafiq Asim, Ghulam Mustafa, Ken Brodlie
124
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NIPS
2003
15 years 5 months ago
Generalised Propagation for Fast Fourier Transforms with Partial or Missing Data
Discrete Fourier transforms and other related Fourier methods have been practically implementable due to the fast Fourier transform (FFT). However there are many situations where ...
Amos J. Storkey
TSP
2008
78views more  TSP 2008»
15 years 3 months ago
Estimation of Frequency for AM/FM Models Using the Phase Vocoder Framework
This paper proposes an extension of the applicability of phase-vocoder-based frequency estimators for generalized sinusoidal models, which include phase and amplitude modulations. ...
Michaël Betser, Patrice Collen, Gaël Ric...
118
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TVCG
2008
99views more  TVCG 2008»
15 years 3 months ago
Mesh Composition on Models with Arbitrary Boundary Topology
This paper presents a new approach for the mesh composition on models with arbitrary boundary topology. After cutting the needed parts from existing mesh models and putting them in...
Juncong Lin, Xiaogang Jin, Charlie C. L. Wang, Kin...