Sampling and Inference of Networked Dynamics Using Log-Koopman Nonlinear Graph Fourier Transform.
Zhuangkun WeiBin LiChengyao SunWeisi GuoPublished in: IEEE Trans. Signal Process. (2020)
Keyphrases
- fourier transform
- frequency domain
- highly nonlinear
- signal processing
- radon transform
- fourier domain
- dynamical systems
- gibbs sampler
- power spectral density
- markov chain monte carlo
- fourier coefficients
- log polar
- neural network
- image data
- discrete fourier transform
- pattern recognition
- fourier analysis
- frequency spectrum
- phase difference
- fourier descriptors
- fast fourier transform
- similarity measure
- computer vision