louis-tru / spectral-recursive-filter

This is a sample implementation of the spectral recursive filter, which is a fast and accurate constant-time Gaussian filtering algorithm proposed by K. Sugimoto and S. Kamata in 2012-2013.

spectral-recursive-filter

This is a sample implementation of the spectral recursive filter, which is a fast and accurate constant-time Gaussian filtering algorithm proposed by K. Sugimoto and S. Kamata in 2012-2013.

FOR RESEARCHERS: When you use this implementation for your research, please cite the following conference paper.

• K. Sugimoto and S. Kamata: "Fast Gaussian filter with second-order shift property of DCT-5", Proc. IEEE Int. Conf. on Image Process. (ICIP2013), pp.514-518 (Sep. 2013).