科研項目
2020.01 至 2022.12,基於多通道信息的函式重建理論及其套用,廣東省基礎與套用基礎研究基金(區域聯合基金),主持。
2019.01 至 2022.01,Quaternions Method and Digital Color Image Processing,澳門科技發展基金,參與。
2016.07 至 2019.07,Quaternion Linear Canonical Transforms and Applications,澳門科技發展基金,參與。
2015.01 至 2017.12,四元數分析中橢球體波函式相關問題的研究,國家自然科學基金,參與。
著作論文
[1]D. Cheng, K. I. Kou, Multichannel interpolation of nonuniform samples with application to image recovery, Journal of Computational and Applied Mathematics , Volume 367, 112502, 2020.
[2]D. Cheng, K. I. Kou, Y. H. Xia, Floquet theory for quaternion-valued differential equations, Qualitative Theory of Dynamical Systems , vol. 19, no. 14, 2020.
[3]D. Cheng, K. I. Kou, FFT multichannel interpolation and application to image super-resolution, Signal Processing , vol. 162, pp. 21–34, 2019.
[4]D. Cheng, K. I. Kou, Plancherel theorem and quaternion Fourier transform for square integrable functions, Complex Variables and Elliptic Equations , 64(2), 223 – 242, 2019.
[5]D. Cheng, K. I. Kou, Y. H. Xia, A unified analysis of linear quaternion dynamic equations on time scales, Journal of Applied Analysis and Computation , 8(1): 172–201, 2018.
[6]D. Cheng, K. I. Kou, Generalized sampling expansions associated with quaternion Fourier transform, Mathematical Methods in the Applied Sciences , 41(11): 4021–4032, 2018.
[7]D. Cheng, K. I. Kou, Novel sampling formulas associated with quaternionic prolate spheroidal wave functions, Advances in Applied Clifford Algebras , 27(4): 2961–2983, 2017.