Ja-Han Chang

Efficient implementation of quaternion Fourier transform, convolution, and correlation by 2-D complex FFT

Soo‐Chang Pei, Jian–Jiun Ding, Ja-Han Chang · IEEE Transactions on Signal Processing · 2001 · 288 citations

Computing, Computer Science, Computer Vision +12

Quaternion matrix singular value decomposition and its applications for color image processing

Soo-ChangPei, Ja-Han Chang, Jian–Jiun Ding · 2004 · 79 citations

Arts, Computer Science, Color Vision +16

Eigenvalues and Singular Value Decompositions of Reduced Biquaternion Matrices

Soo‐Chang Pei, Ja-Han Chang, Jian–Jiun Ding et al. · IEEE Transactions on Circuits and Systems I Regular Papers · 2008 · 67 citations

Computing, Computer Science, Color Vision +16

Color pattern recognition by quaternion correlation

Soo‐Chang Pei, Jian–Jiun Ding, Ja-Han Chang · 2002 · 26 citations

Computing, Computer Science, Color Theory +12

2D quaternion Fourier spectral analysis and its applications

Ja-Han Chang, Soo‐Chang Pei, Jian–Jiun Ding · 2004 · 13 citations

Natural Sciences, Computer Science, Computer Vision +15