Related references
Note: Only part of the references are listed.A fusion-domain color image watermarking based on Haar transform and image correction
Decheng Liu et al.
EXPERT SYSTEMS WITH APPLICATIONS (2021)
A new structure-preserving quaternion QR decomposition method for color image blind watermarking
Yong Chen et al.
SIGNAL PROCESSING (2021)
PSNR vs SSIM: imperceptibility quality assessment for image steganography
De Rosal Igantius Moses Setiadi
MULTIMEDIA TOOLS AND APPLICATIONS (2021)
Fractional discrete Tchebyshev moments and their applications in image encryption and watermarking
Bin Xiao et al.
INFORMATION SCIENCES (2020)
An improved SVD-based blind color image watermarking algorithm with mixed modulation incorporated
Hwai-Tsu Hu et al.
INFORMATION SCIENCES (2020)
Image watermarking based on matrix decomposition and gyrator transform in invariant integer wavelet domain
Lina Zhang et al.
SIGNAL PROCESSING (2020)
Novel methods to finite-time Mittag-Leffler synchronization problem of fractional-order quaternion-valued neural networks
Jianying Xiao et al.
INFORMATION SCIENCES (2020)
Design of quaternion-valued second-order Volterra adaptive filters for nonlinear 3-D and 4-D signals
Engin Cemal Menguc
SIGNAL PROCESSING (2020)
Nonsubsampled contourlet transform-based conditional random field for SAR images segmentation
Maryam Golpardaz et al.
SIGNAL PROCESSING (2020)
Multi-image compression-encryption scheme based on quaternion discrete fractional Hartley transform and improved pixel adaptive diffusion
Huo-Sheng Ye et al.
SIGNAL PROCESSING (2020)
Low-Rank Quaternion Approximation for Color Image Processing
Yongyong Chen et al.
IEEE TRANSACTIONS ON IMAGE PROCESSING (2020)
Quasi Fourier-Mellin Transform for Affine Invariant Features
Jianwei Yang et al.
IEEE TRANSACTIONS ON IMAGE PROCESSING (2020)
Color Image Encryption Using Pixel Scrambling Operator and Reality-Preserving MPFRHT
Xuejing Kang et al.
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY (2019)
Identifying Computer Generated Images Based on Quaternion Central Moments in Color Quaternion Wavelet Domain
Jinwei Wang et al.
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY (2019)
Fractional quaternion cosine transform and its application in color image copy-move forgery detection
Beijing Chen et al.
MULTIMEDIA TOOLS AND APPLICATIONS (2019)
Color medical image lossless watermarking using chaotic system and accurate quaternion polar harmonic transforms
Zhiqiu Xia et al.
SIGNAL PROCESSING (2019)
A class of multidimensional NIPALS algorithms for quaternion and tensor partial least squares regression
Alexander E. Stott et al.
SIGNAL PROCESSING (2019)
Two-Dimensional Quaternion PCA and Sparse PCA
Xiaolin Xiao et al.
IEEE TRANSACTIONS ON NEURAL NETWORKS AND LEARNING SYSTEMS (2019)
Enhancing Security of Double Random Phase Encryption Schemes Based on Discrete Fractional Fourier Transforms
Wen-Liang Hsue
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS (2019)
Reduced quaternion matrix-based sparse representation and its application to colour image processing
Zhongyun Bao et al.
IET IMAGE PROCESSING (2019)
Quaternion weighted spherical Bessel-Fourier moment and its invariant for color image reconstruction and object recognition
Tengfei Yang et al.
INFORMATION SCIENCES (2019)
Quaternion discrete fractional random transform for color image adaptive watermarking
Beijing Chen et al.
MULTIMEDIA TOOLS AND APPLICATIONS (2018)
Four-image encryption scheme based on quaternion Fresnel transform, chaos and computer generated hologram
Chuying Yu et al.
MULTIMEDIA TOOLS AND APPLICATIONS (2018)
Robust Color Image Hashing Using Quaternion Polar Complex Exponential Transform for Image Authentication
Khalid M. Hosny et al.
CIRCUITS SYSTEMS AND SIGNAL PROCESSING (2018)
Transform-based watermarking algorithm maintaining perceptual transparency
Hamid Reza Shahdoosti et al.
IET IMAGE PROCESSING (2018)
Quaternion polar polar harmonic Fourier moments for color images
Chunpeng Wang et al.
INFORMATION SCIENCES (2018)
Introducing quaternion multi-valued neural networks with numerical examples
Aaron B. Greenblatt et al.
INFORMATION SCIENCES (2018)
Twin-multistate commutative quaternion Hopfield neural networks
Masaki Kobayashi
NEUROCOMPUTING (2018)
Filter Design for Constrained Signal Reconstruction in Linear Canonical Transform Domain
Jun Shi et al.
IEEE TRANSACTIONS ON SIGNAL PROCESSING (2018)
Fractional Krawtchouk Transform With an Application to Image Watermarking
Xilin Liu et al.
IEEE TRANSACTIONS ON SIGNAL PROCESSING (2017)
Kernel quaternion principal component analysis and its application in RGB-D object recognition
Beijing Chen et al.
NEUROCOMPUTING (2017)
The development of the quaternion wavelet transform
P. Fletcher et al.
SIGNAL PROCESSING (2017)
Robust watermarking scheme for color image based on quaternion-type moment invariants and visual cryptography
Zhuhong Shao et al.
SIGNAL PROCESSING-IMAGE COMMUNICATION (2016)
Vector Sparse Representation of Color Image Using Quaternion Matrix Analysis
Yi Xu et al.
IEEE TRANSACTIONS ON IMAGE PROCESSING (2015)
Tensor transform-based quaternion fourier transform algorithm
Artyom M. Grigoryan et al.
INFORMATION SCIENCES (2015)
Fractal descriptors based on quaternion Fourier transform for color texture analysis
Feng Zhu et al.
JOURNAL OF ELECTRONIC IMAGING (2015)
A Unified Methodology for Computing Accurate Quaternion Color Moments and Moment Invariants
Evangelos G. Karakasis et al.
IEEE TRANSACTIONS ON IMAGE PROCESSING (2014)
Quaternion moment and its invariants for color object classification
Liqiang Guo et al.
INFORMATION SCIENCES (2014)
Quaternion Bessel-Fourier moments and their invariant descriptors for object reconstruction and recognition
Zhuhong Shao et al.
PATTERN RECOGNITION (2014)
Modified firefly algorithm using quaternion representation
Iztok Fister et al.
EXPERT SYSTEMS WITH APPLICATIONS (2013)
Quaternion Polar Harmonic Transforms for Color Images
Yue Nan Li
IEEE SIGNAL PROCESSING LETTERS (2013)
Discrete fractional wavelet transform and its application to multiple encryption
Gaurav Bhatnagar et al.
INFORMATION SCIENCES (2013)
Quaternion Zernike moments and their invariants for color image analysis and object recognition
B. J. Chen et al.
SIGNAL PROCESSING (2012)
Edge detection of colour image based on quaternion fractional differential
C. B. Gao et al.
IET IMAGE PROCESSING (2011)
Double random-phase encryption based on discrete quaternion fourier-transforms
Xiaolei Wang et al.
OPTIK (2011)
Local quaternion Fourier transform and color image texture analysis
Dawit Assefa et al.
SIGNAL PROCESSING (2010)
Relationships Among Various 2-D Quaternion Fourier Transforms
Min-Hung Yeh
IEEE SIGNAL PROCESSING LETTERS (2008)
Fractional quaternion Fourier transform, convolution and correlation
Xu Guanlei et al.
SIGNAL PROCESSING (2008)
Transform coefficient histogram-based image enhancement algorithms using contrast entropy
Sos S. Agaian et al.
IEEE TRANSACTIONS ON IMAGE PROCESSING (2007)
Hypercomplex Fourier transforms of color images
Todd A. Ell et al.
IEEE TRANSACTIONS ON IMAGE PROCESSING (2007)
Efficient implementation of quaternion Fourier transform, convolution, and correlation by 2-D complex FFT
SC Pei et al.
IEEE TRANSACTIONS ON SIGNAL PROCESSING (2001)
A unified mathematical language for physics and engineering in the 21st century
J Lasenby et al.
PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES (2000)