Research Article
[Retracted] Level Set Image Feature Detection and Application in COVID-19 Image Feature Knowledge Detection
Figure 4
Filter variational level set algorithm split noise image.
(a) Initialization |
(b) 80 iterations of evolution |
(c) 140 iterations of evolution |
(d) 200 iterations of evolution |
(e) 260 iterations of evolution |
(f) 320 iterations of evolution |
(g) 400 iterations of evolution |
(h) The segmentation result is denoised and smoothed |
(i) Differential computing |