Arbitrarily slow convergence of reconstruction from nonuniform sample.
Xuelin ZhangMengyao GaoGuodong HanPublished in: Signal Process. (2020)
Keyphrases
- convergence rate
- iterative reconstruction
- discrete tomography
- image reconstruction
- sample size
- three dimensional
- high resolution
- search engine
- small sample
- data sets
- initial guess
- reconstruction method
- randomly selected
- emission tomography
- discrete sets
- information retrieval
- stochastic approximation
- sample set
- reconstruction process
- compressed sensing
- website
- convergence speed
- learning algorithm
- computer vision
- multiresolution
- multiscale
- case study