Numerical stability of fast cosine transforms - Baszenski, G.; Schreiber, U.; Tasche, G. (Numerical functional analysis and optimization, 2000)
Keywords: 65G05; Algebra; Error analysis; Exact sciences and technology; Fast cosine transform; fast Fourier transform; Fourier analysis; Linear and multilinear algebra, matrix theory; Mathematics; matrix factorization; Numerical analysis; Numerical analysis. Scientific computation; numerical stability; round off error analysis; Sciences and techniques of general use; worst case study; Permutation matrix; Fourier transformation; Error estimation; Fast Fourier transformation; Rounding error; Sparse matrix; Matrix factorization; Numerical stability; Cosine transform; Discrete cosine transform