no code implementations • 12 Aug 2023 • Xiaoxiao Hu, Kit Ian Kou, Cuiming Zou, Dong Cheng
This paper introduces the idea of the color Clifford Hardy signal, which can be used to process color images.
no code implementations • 7 Sep 2022 • Jifei Miao, Kit Ian Kou, Liqiao Yang, Dong Cheng
Combining both the global low-rank and local sparse priors of the quaternion tensor, we propose a novel quaternion tensor completion model, i. e., QTT-rank minimization with sparse regularization in a transformed domain.
no code implementations • 6 Aug 2021 • Wenshan Bi, Dong Cheng, Kit Ian Kou
In this article, a robust color-edge feature extraction method based on the Quaternion Hardy filter is proposed.
no code implementations • 6 Jan 2020 • Wenshan Bi, Dong Cheng, Kit Ian Kou
The QHF can be capable of color edge feature enhancement and noise resistance.