Articles with "quaternion fourier" as a keyword



Uncertainty Principles for Rényi Entropy Under Continuous and Discrete Quaternion Fourier Transforms

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Published in 2025 at "Mathematical Methods in the Applied Sciences"

DOI: 10.1002/mma.70265

Abstract: We first prove the sharp Hausdorff–Young inequality for the right‐sided continuous quaternion Fourier transform (RCQFT), and the Hausdorff–Young inequalities for the discrete quaternion Fourier transform (DQFT) and for the quaternion Fourier series (QFS), respectively. Next,… read more here.

Keywords: uncertainty principles; quaternion fourier; nyi entropy; discrete quaternion ... See more keywords

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

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Published in 2022 at "Symmetry"

DOI: 10.3390/sym14071303

Abstract: 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… read more here.

Keywords: quaternion linear; quaternion; transform; linear canonical ... See more keywords

Two-Dimensional Quaternion Fourier Transform Method in Probability Modeling

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Published in 2024 at "Symmetry"

DOI: 10.3390/sym16030257

Abstract: The Fourier transform plays a crucial role in statistics, applied mathematics, and engineering sciences. In this study, we give a definition of the two-dimensional quaternion Fourier transform, which is an extension of the two-dimensional Fourier… read more here.

Keywords: quaternion fourier; two dimensional; fourier transform; dimensional quaternion ... See more keywords