A Variation on Inequality for Quaternion Fourier Transform, Modified Convolution and Correlation Theorems for General Quaternion Linear Canonical Transform

The quaternion linear canonical transform is an important tool in applied mathematics and it is closely related to the quaternion Fourier transform. In this work, using a symmetric form of the two-sided quaternion Fourier transform (QFT), we first derive a variation on the Heisenberg-type uncertaint...

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Main Authors: Mawardi Bahri, Samsul Ariffin Abdul Karim
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/14/7/1303
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author Mawardi Bahri
Samsul Ariffin Abdul Karim
author_facet Mawardi Bahri
Samsul Ariffin Abdul Karim
author_sort Mawardi Bahri
collection DOAJ
description The quaternion linear canonical transform is an important tool in applied mathematics and it is closely related to the quaternion Fourier transform. In this work, using a symmetric form of the two-sided quaternion Fourier transform (QFT), we first derive a variation on the Heisenberg-type uncertainty principle related to this transformation. We then consider the general two-sided quaternion linear canonical transform. It may be considered as an extension of the two-sided quaternion linear canonical transform. Based on an orthogonal plane split, we develop the convolution theorem that associated with the general two-sided quaternion linear canonical transform and then derive its correlation theorem. We finally discuss how to apply general two-sided quaternion linear canonical transform to study the generalized swept-frequency filters.
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spelling doaj.art-54e5328fb2f945b9b08e5f0ce32a705c2023-12-03T12:19:17ZengMDPI AGSymmetry2073-89942022-06-01147130310.3390/sym14071303A Variation on Inequality for Quaternion Fourier Transform, Modified Convolution and Correlation Theorems for General Quaternion Linear Canonical TransformMawardi Bahri0Samsul Ariffin Abdul Karim1Department of Mathematics, Hasanuddin University, Makassar 90245, IndonesiaSoftware Engineering Programme, Faculty of Computing and Informatics, Universiti Malaysia Sabah, Jalan UMS, Kota Kinabalu 88400, MalaysiaThe quaternion linear canonical transform is an important tool in applied mathematics and it is closely related to the quaternion Fourier transform. In this work, using a symmetric form of the two-sided quaternion Fourier transform (QFT), we first derive a variation on the Heisenberg-type uncertainty principle related to this transformation. We then consider the general two-sided quaternion linear canonical transform. It may be considered as an extension of the two-sided quaternion linear canonical transform. Based on an orthogonal plane split, we develop the convolution theorem that associated with the general two-sided quaternion linear canonical transform and then derive its correlation theorem. We finally discuss how to apply general two-sided quaternion linear canonical transform to study the generalized swept-frequency filters.https://www.mdpi.com/2073-8994/14/7/1303uncertainty principlegeneral quaternion linear canonical transformconvolutioncorrelationgeneralized swept-frequency filtersFourier transform
spellingShingle Mawardi Bahri
Samsul Ariffin Abdul Karim
A Variation on Inequality for Quaternion Fourier Transform, Modified Convolution and Correlation Theorems for General Quaternion Linear Canonical Transform
Symmetry
uncertainty principle
general quaternion linear canonical transform
convolution
correlation
generalized swept-frequency filters
Fourier transform
title A Variation on Inequality for Quaternion Fourier Transform, Modified Convolution and Correlation Theorems for General Quaternion Linear Canonical Transform
title_full A Variation on Inequality for Quaternion Fourier Transform, Modified Convolution and Correlation Theorems for General Quaternion Linear Canonical Transform
title_fullStr A Variation on Inequality for Quaternion Fourier Transform, Modified Convolution and Correlation Theorems for General Quaternion Linear Canonical Transform
title_full_unstemmed A Variation on Inequality for Quaternion Fourier Transform, Modified Convolution and Correlation Theorems for General Quaternion Linear Canonical Transform
title_short A Variation on Inequality for Quaternion Fourier Transform, Modified Convolution and Correlation Theorems for General Quaternion Linear Canonical Transform
title_sort variation on inequality for quaternion fourier transform modified convolution and correlation theorems for general quaternion linear canonical transform
topic uncertainty principle
general quaternion linear canonical transform
convolution
correlation
generalized swept-frequency filters
Fourier transform
url https://www.mdpi.com/2073-8994/14/7/1303
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