A Fourier transform approach for improving the Levenshtein's lower bound on aperiodic correlation of binary sequences.
Nam Yul YuPublished in: Adv. Math. Commun. (2014)
Keyphrases
- fourier transform
- lower bound
- correlation function
- upper bound
- frequency domain
- hamming distance
- signal processing
- radon transform
- fourier domain
- fourier descriptors
- cross correlation
- power spectral density
- frequency spectrum
- optimal solution
- fourier analysis
- edit distance
- hidden markov models
- discrete fourier transform
- log polar
- polar coordinates
- spectral estimation
- fourier coefficients
- machine learning
- phase difference
- fast fourier transform
- edge detection
- objective function