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E. Bayro-Corrochano, N. Trujillo and M. Naranjo, “Quaternion Fourier Descriptors for Preprocessing and Recognition of Spoken Words Using Images of Spatiotemporal Representations,” Journal of Mathematical Imaging and Vision, Vol. 28, No. 2, 2007, pp. 179-190. http://dx.doi.org/10.1007/s10851-007-0004-y

has been cited by the following article:

• TITLE: Spectrum of Signals on the Quaternion Fourier Transform Domain

  AUTHORS: Guicheng Yang, Yingxiong Fu

  KEYWORDS: Spectrum; Quaternion Fourier Transform; Partial Derivative

  JOURNAL NAME: Journal of Applied Mathematics and Physics, Vol.1 No.4, November 6, 2013

  ABSTRACT: The quaternion Fourier transform plays a vital role in the representation of two-dimensional signals. This paper characterizes spectrum of quaternion-valued signals on the quaternion Fourier transform domain by the partial derivative.