Quaternion polar harmonic Fourier moments for color images

C Wang, X Wang, Y Li, Z **a, C Zhang - Information Sciences, 2018 - Elsevier
This paper proposes quaternion polar harmonic Fourier moments (QPHFM) for color image
processing and analyzes the properties of QPHFM. After extending Chebyshev–Fourier …

Robust zero-watermarking scheme based on novel quaternion radial fractional Charlier moments

M Yamni, H Karmouni, M Sayyouri, H Qjidaa - Multimedia Tools and …, 2021 - Springer
In this paper, we propose a zero-watermarking scheme based on a new set of quaternion
moments called Quaternion Radial Fractional Charlier Moments (QRFrCMs) for the …

Geometrically invariant color medical image null-watermarking based on precise quaternion polar harmonic Fourier moments

Z **a, X Wang, M Wang, S Unar, C Wang, Y Liu… - IEEE Access, 2019 - ieeexplore.ieee.org
The traditional embedded watermarking scheme achieves copyright protection of images by
embedding watermarks into the original images. This process will deteriorate the original …

Novel octonion moments for color stereo image analysis

M Yamni, H Karmouni, M Sayyouri, H Qjidaa… - Digital Signal …, 2021 - Elsevier
This paper proposes a new category of moments for color stereo image description, called
Octonion Moments (OMs). These new descriptors are based on the octonion theory and the …

Fast hypercomplex continuous orthogonal moments

Q Zhang, F Huang - Expert Systems with Applications, 2024 - Elsevier
Image moments have attracted extensive attention from researchers because of their good
global feature description ability and geometric invariance. In recent years, with the wide …

A powerful zero-watermarking algorithm for copyright protection of color images based on quaternion radial fractional Hahn moments and artificial bee colony …

M Yamni, A Daoui, H Karmouni, M Sayyouri… - Circuits, Systems, and …, 2023 - Springer
In this paper, we propose a new zero-watermarking algorithm for copyright protection of
color image based on a new type of fractional-order quaternion moments called quaternion …

[PDF][PDF] Over 50 Years of Image Moments and Moment Invariants.

GA Papakostas - Gate to Computer Science & Research, 2014 - researchgate.net
The first introduction of 2-D moments in engineering life was performed by Hu in 1962 [60].
Hu proposed the 2-D geometric moments of a distribution function (an image) as a …

Quaternion Cartesian fractional Hahn moments for color image analysis

M Yamni, H Karmouni, M Sayyouri, H Qjidaa - Multimedia Tools and …, 2022 - Springer
Moment descriptors have been widely used for the analysis and representation of images. In
this paper, we propose a new set of discrete orthogonal moments of fractional order, called …

New set of invariant quaternion Krawtchouk moments for color image representation and recognition

G Hassan, KM Hosny, RM Farouk… - International Journal of …, 2022 - World Scientific
One of the most often used techniques to represent color images is quaternion algebra. This
study introduces the quaternion Krawtchouk moments, QKrMs, as a new set of moments to …

Color stereo image zero-watermarking using quaternion radial Tchebichef moments

M Yamni, H Karmouni, M Sayyouri… - … on Intelligent Systems …, 2020 - ieeexplore.ieee.org
This paper presents a new zero-watermarking scheme, for the copyright protection of stereo
color images, based on the Quaternion Radial Tchebichef Moments (QRTMs) and on a …