Tighter Uncertainty Principles Associated with the Non-isotropic Angular Stockwell Transform

X Wang, S Zheng - Circuits, Systems, and Signal Processing, 2024 - Springer
In this paper, we study several tighter uncertainty principles (UPs) for the non-isotropic
angular Stockwell transform (NAST). By employing the polar coordinate representation of …

Jackson theorems for the quaternion linear canonical transform

A Achak, O Ahmad, A Belkhadir, R Daher - Advances in Applied Clifford …, 2022 - Springer
Jackson Theorems for the Quaternion Linear Canonical transform | Advances in Applied
Clifford Algebras Skip to main content SpringerLink Account Menu Find a journal Publish …

Special Affine Wigner–Ville Distribution in Octonion Domains: Theory and Applications

YA Bhat, NA Sheikh - Optik, 2023 - Elsevier
Wigner–Ville distribution (WVD) is considered as a promising tool in signal processing and
optics. Owing to the distinguishing features of the octonion algebra and more degrees of …

Uncertainty principles associated with multi-dimensional linear canonical transform.

O Ahmad, A Achak, NA Sheikh… - International Journal of …, 2022 - search.ebscohost.com
Uncertainty principles associated with multi-dimensional linear canonical transform 1.
Introduction Uncertainty principles in ha Page 1 International Journal of Geometric Methods …

Quaternionic linear canonical wave packet transform

YA Bhat, NA Sheikh - Advances in Applied Clifford Algebras, 2022 - Springer
In this article, we introduce the notion of linear canonical wave packet transform in
quaternionic settings and we name it the quaternionic linear canonical wave packet …

Multi-dimensional spectral graph wavelet transform

TA Sheikh, NA Sheikh - Signal, Image and Video Processing, 2023 - Springer
In this paper, we introduce the two-dimensional spectral graph wavelet transform (SGWT) of
discrete functions defined on weighted Cartesian product graphs. The graphs we consider …

Householder Transform based Estimation of Signal and Sparsifying Basis from Blind Compressive Measurements

V Narayanan, G Abhilash - Circuits, Systems, and Signal Processing, 2024 - Springer
Blind compressive sensing generates a reduced set of measurements of a signal without the
knowledge of the sparsifying basis. In this context, the unique recovery and reconstruction of …

A Study of Offset Linear Canonical Wavelet Transforms on Certain Function Spaces

N Kaur, B Gupta, AK Verma, RP Agarwal - Vietnam Journal of Mathematics, 2024 - Springer
This article introduces a function space SA (R) in the offset linear canonical domain, which is
a counterpart of the Schwartz space S (R) in the Fourier domain, and studies the properties …

Novel quaternionic fractional wavelet transform

TA Sheikh, NA Sheikh - International Journal of Applied and …, 2022 - Springer
In this paper, we introduce the notion of a novel quaternionic fractional wavelet transform
(FRWT). Firstly, we establish the inversion formula and Parseval theorem for the new …

Biquaternion Windowed Linear Canonical Transform

O Ahmad, AA Dar - arXiv preprint arXiv:2406.17291, 2024 - arxiv.org
In this paper, we introduce the notion of windowed linear canonical transform in
biquaternion setting namely Biquaternion Windowed Linear Canonical Transform …