Results 201 to 210 of about 9,144 (238)

An empirical three-dimensional metric field for color space

open access: yes
Koenderink J   +3 more
europepmc   +1 more source

Combination of compressed sensing and the optimum interpolation approximation: Theory and application for fast 2D NMR measurement

2017 22nd International Conference on Digital Signal Processing (DSP), 2017
We present a new fast reconstruction method for 2D NMR spectrum by combining the compressed sensing (CS) method and the optimum interpolation approximation. We define a weighting function that has the same waveform of the 2D NMR spectrum reconstructed by the CS method.
Yuichi Kida, Takuro Kida
openaire   +3 more sources

Theory of the Optimum Interpolation Approximation in a Shift-Invariant Wavelet and Scaling Subspace

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2007
In the main part of this paper, we present a systematic discussion for the optimum interpolation approximation in a shift-invariant wavelet and/or scaling subspace. In this paper, we suppose that signals are expressed as linear combinations of a large number of base functions having unknown coefficients.
Yuichi Kida, Takuro Kida
openaire   +1 more source

Theory of extended interpolation approximation and upper and lower bounds of error

Electronics and Communications in Japan (Part III: Fundamental Electronic Science), 1990
AbstractAssume that signal f(t) is impressed on N parallel time‐invariant linear networks Hm(w)(m=1∼N), and consider the uniformly sampled values gm(nT)(m = 1∼N; n = 0, ±1, ±2,; T <0) of the output signal gm(t)(m=l∼N). This paper discusses the following problem from a unified viewpoint.
Takuro Kida, Leopoldo Hideki Yoshioka
openaire   +1 more source

Use of approximate scattering theories as interpolation guides

The Journal of Chemical Physics, 1992
A simple method is given for using a fast but not necessarily accurate scattering approximation to interpolate the results of an exact calculation. The goal is to minimize the number of points where the expensive, exact calculation must be done. The approximate theory is used to remove the rapidly varying parts of the exact S-matrix to obtain a slowly ...
openaire   +1 more source

Approximation and interpolation methods in the theory of entire functions of several variables

1972
Artykuł w: Annales Universitatis Mariae Curie-Skłodowska. Sectio A, Mathematica. Vol. 22/23/24 (1968/1969/1970), s. 7-15 ; streszcz. pol., ros. ; Artykuł w: Annales Universitatis Mariae Curie-Skłodowska. Sectio A, Mathematica. Vol. 22/23/24 (1968/1969/1970), s. 7-15 ; streszcz. pol., ros.
openaire   +1 more source

Approximation and interpolation theory

1994
Blagovest Sendov, Andrei Andreev
openaire   +1 more source

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