• Title/Summary/Keyword: transform

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BESSEL-WRIGHT TRANSFORM IN THE SETTING OF QUANTUM CALCULUS

  • Karoui, Ilyes;Dhaouadi, Lazhar;Binous, Wafa;Haddad, Meniar
    • Korean Journal of Mathematics
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    • v.29 no.2
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    • pp.253-266
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    • 2021
  • This work is devoted to the study of a q-harmonic analysis related to the q-analog of the Bessel-Wright integral transform [6]. We establish some important properties of this transform and we focalise our attention in studying the associated transmutation operator.

ACCESS TO LAPLACE TRANSFORM OF fg

  • HWAJOON KIM;SOMCHAI LEKCHAROEN
    • Journal of applied mathematics & informatics
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    • v.41 no.1
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    • pp.83-93
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    • 2023
  • We would like to consider Laplace transform of the form of fg, the form of product, and applies it to Burger's equation in general case. This topic has not yet been addressed, and the methodology of this article is done by considerations with respect to several approaches about the transform of the form of f g and the mean value theorem for integrals. This paper has meaning in that the integral transform method is applied to solving nonlinear equations.

A Study on Circular Filtering in Orthogonal Transform Domain

  • Song, Bong-Seop;Lee, Sang-Uk
    • Journal of Electrical Engineering and information Science
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    • v.1 no.2
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    • pp.125-133
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    • 1996
  • In this paper, we dicuss on the properties related to the circular filtering in orthogonal transform domain. The efficient filtering schemes in six orthogonal transform domains are presented by generalizing the convolution-multiplication property of the DFT. In brief, the circular filtering can be accomplished by multiplying the transform domain filtering matrix W, which is shown to be very sparse, yielding the computational gains compared with the time domain processing. As an application, decimation and interpolation techniques in orthogonal transform domains are also investigated.

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Stereo Matching for PCB Image (PCB 영상의 스테레오 정합)

  • 최춘호;문철홍
    • Proceedings of the IEEK Conference
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    • 1998.10a
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    • pp.943-946
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    • 1998
  • In this paper, we applied FFT to PCB Images, cutting unnecessary singals and noise, moving the starting point to center of image and used rotaion transform. from the detected edge Hough Transform identify the length, but not the angle, so we matched PCB images with using rotation transform to identify length and angle. After rotation transform we employ Least Squared Method to exact stereo matching.

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Properties of Two-dimensional M-transform with Applications to Image Processing

  • Kashiwagi, Hiroshi;Harada, Hiroshi;Yamaguchi, Teruo;Andoh, Toshiyuki
    • 제어로봇시스템학회:학술대회논문집
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    • 2002.10a
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    • pp.86.4-86
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    • 2002
  • 1. Review of one dimensional M-transform 2. Definition of two dimensional(2D)M-transform 3. Properties of 2D M-transform 4. Mean, Autocorrelation 5. Crosscorrelation of input and output of a system 6. Application to fault detection of mechanical shape

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Architecture Design of 3D-Wavelet Transform encoder based on Lifting Scheme (리프팅 기반의 3차원 웨이블릿 변환 인코더의 아키텍쳐 설계)

  • 조덕은;송낙운
    • Proceedings of the IEEK Conference
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    • 2003.11a
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    • pp.409-412
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    • 2003
  • In this paper, the encoder architecture of 3-D wavelet transform based on lifting scheme is designed. Architecture, here, 3 level wavelet transform for spatial decomposition and 2 level wavelet transform for temporal decomposition is adopted with efficient computation.

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GENERALIZED PSEUDO-DIFFERENTIAL OPERATORS INVOLVING FRACTIONAL FOURIER TRANSFORM

  • Waphare, B.B.;Pansare, P.D.
    • Nonlinear Functional Analysis and Applications
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    • v.26 no.1
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    • pp.105-115
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    • 2021
  • Generalized pseudo-differential operators (PDO) involving fractional Fourier transform associate with the symbol a(x, y) whose derivatives satisfy certain growth condition is defined. The product of two generalized pseudo-differential operators is shown to be a generalized pseudo-differential operator.