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Quaternion block sparse representation for signal recovery and classification Journal article
Signal Processing, 2021,Volume: 179
Authors:  Zou,Cuiming;  Kou,Kit Ian;  Wang,Yulong;  Tang,Yuan Yan
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Block sparse representation  Quaternion representation  Signal recovery  
Low-rank quaternion tensor completion for recovering color videos and images Journal article
Pattern Recognition, 2020,Volume: 107
Authors:  Miao,Jifei;  Kou,Kit Ian;  Liu,Wankai
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Color images  Color videos  Low-rank  Quaternion  Tensor completion  
Controllability and Observability of Linear Quaternion-valued Systems Journal article
Acta Mathematica Sinica, English Series, 2020,Volume: 36,Issue: 11,Page: 1299-1314
Authors:  Jiang,Bang Xin;  Liu,Yang;  Kou,Kit Ian;  Wang,Zhen
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34A30  93B05  93B07  93C05  controllability  Linear system  observability  quaternion  
Floquet Theory for Quaternion-Valued Differential Equations Journal article
Qualitative Theory of Dynamical Systems, 2020,Volume: 19,Issue: 1
Authors:  Cheng,Dong;  Kou,Kit Ian;  Xia,Yong Hui
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Floquet theory  Hill’s equation  Non-commutativity  Periodic systems  Quaternion  
Multichannel interpolation of nonuniform samples with application to image recovery Journal article
Journal of Computational and Applied Mathematics, 2020,Volume: 367
Authors:  Cheng,Dong;  Kou,Kit Ian
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Derivative  Error analysis  FFT  Image recovery  Interpolation  Nonuniform sampling  
Plancherel Theorems of Quaternion Hilbert Transforms Associated with Linear Canonical Transforms Journal article
Advances in Applied Clifford Algebras, 2020,Volume: 30,Issue: 1
Authors:  Kou,Kit Ian;  Liu,Ming Sheng;  Zou,Cuiming
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Analytic signal  Hilbert transform  Instantaneous amplitude  Quaternion Fourier transform  Quaternion Hilbert transform  Quaternion linear canonical transform  
Quaternion-based bilinear factor matrix norm minimization for color image inpainting Journal article
IEEE Transactions on Signal Processing, 2020,Volume: 68,Page: 5617-5631
Authors:  Miao,Jifei;  Kou,Kit Ian
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Bilinear factor matrix norm  color image inpainting  low-rank  quaternion matrix completion  
On the ensemble controllability of Boolean control networks using STP method Journal article
Applied Mathematics and Computation, 2019,Volume: 358,Page: 51-62
Authors:  Zhong,Jie;  Liu,Yang;  Kou,Kit Ian;  Sun,Liangjie;  Cao,Jinde
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Boolean control network  Ensemble controllability  Free control sequence  Input Boolean network  Input disturbance  
FFT multichannel interpolation and application to image super-resolution Journal article
Signal Processing, 2019,Volume: 162,Page: 21-34
Authors:  Cheng,Dong;  Kou,Kit Ian
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Error analysis  Hilbert transform  Image super-resolution  Multichannel interpolation  Sampling theorem  Signal reconstruction  
The inverse Fueter mapping theorem for axially monogenic functions of degree k Journal article
Journal of Mathematical Analysis and Applications, 2019,Volume: 476,Issue: 2,Page: 819-835
Authors:  Dong,Baohua;  Kou,Kit Ian;  Qian,Tao;  Sabadini,Irene
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Fourier multipliers  Fueter's theorem  Monogenic functions  Slice hyperholomorphic functions