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Quaternion-based multiscale analysis for feature extraction of hyperspectral images Journal article
IEEE Transactions on Signal Processing, 2019,Volume: 67,Issue: 6,Page: 1418-1430
Authors:  Li H.;  Li H.;  Zhang L.
Favorite | View/Download:7/0 | TC[WOS]:9 TC[Scopus]:9 | Submit date:2019/04/04
Feature extraction  multiscale feature histograms  principal component analysis (PCA)  quaternion Weber local descriptor (QWLD)  
Two-dimensional quaternion sparse principle component analysis Conference paper
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
Authors:  Xiao X.;  Zhou Y.
Favorite | View/Download:15/0 | TC[WOS]:0 TC[Scopus]:2 | Submit date:2018/12/21
2DPCA  Color face recognition  Quaternion  Sparse  
Phase-based edge detection algorithms Conference paper
Mathematical Methods in the Applied Sciences
Authors:  Hu X.-X.;  Kou K.I.
Favorite | View/Download:12/0 | TC[WOS]:0 TC[Scopus]:1 | Submit date:2019/02/13
edge detection  Hardy space  Plemelj-Sokhotzkis formulae  quaternion analytic signal  quaternion Fourier transform  
Generalized sampling expansions associated with quaternion Fourier transform Conference paper
Mathematical Methods in the Applied Sciences
Authors:  Cheng D.;  Kou K.I.
Favorite | View/Download:6/0 | TC[WOS]:3 TC[Scopus]:3 | Submit date:2019/02/13
convolution theorem  generalized sampling expansions  generalized translation  quaternion Fourier transform  quaternion linear canonical transform  Quaternion-valued signals  
Laplace transform: a new approach in solving linear quaternion differential equations Conference paper
Mathematical Methods in the Applied Sciences
Authors:  Cai Z.-F.;  Kou K.I.
Favorite | View/Download:11/0 | TC[WOS]:8 TC[Scopus]:8 | Submit date:2019/02/13
initial value problems  Laplace transform  quaternion  quaternion differential equations  
A unified analysis of linear quaternion dynamic equations on time scales Journal article
Journal of Applied Analysis and Computation, 2018,Volume: 8,Issue: 1,Page: 172-201
Authors:  Cheng D.;  Kou K.I.;  Xia Y.H.
Favorite | View/Download:7/0 | TC[WOS]:14 TC[Scopus]:14 | Submit date:2019/02/13
Difference equations  Dynamic systems on time scales  Fundamental solution matrix  Quaternions  
Human posture detection based on human body communication with muti-carriers modulation Conference paper
2016 39th International Convention on Information and Communication Technology, Electronics and Microelectronics, MIPRO 2016 - Proceedings
Authors:  Ni W.;  Gao Y.;  Lucev Z.;  Pun S.H.;  Cifrek M.;  Vai M.I.;  Du M.
Favorite | View/Download:16/0 | TC[WOS]:0 TC[Scopus]:6 | Submit date:2019/02/14
Human body communication  Inertial sensors  Multi-carriers OOK modulation  Posture reconstruction  
Design of human motion detection based on the human body communication Conference paper
IEEE Region 10 Annual International Conference, Proceedings/TENCON
Authors:  Gao Y.;  Zhang L.;  Du M.;  Vai M.I.
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human body communication  inertial sensor  posture reconstruction  quaternion  
Bochner-minlos theorem and quaternion Fourier transform Book
2013
Authors:  Georgiev S.;  Morais J.;  Kou K.I.;  Sprossig W.
Favorite | View/Download:8/0 | TC[WOS]:0 TC[Scopus]:5 | Submit date:2019/02/13
Asymptotic behaviour  Bochner-Minlos theorem  Positive definitely measure  Quaternion analysis  Quaternion fourier transform  
3 × 3 pure imaginary quaternionic solutions of the Hurwitz matrixequations Journal article
Linear and Multilinear Algebra, 2010,Volume: 58,Issue: 7,Page: 863-874
Authors:  Cheng C.-M.;  Cheok K.-L.;  Leong I.-T.
Favorite | View/Download:6/0 | TC[WOS]:2 TC[Scopus]:2 | Submit date:2019/02/13
Hurwitz matrix equations  Quaternion