Efficient Algorithm for Isotropic and Anisotropic Total Variation Deblurring and Denoising

Algorithm 1

Initialize: 𝑢⁰=𝑧

While 𝑢^𝑘−𝑢^𝑘−1₂𝑢^𝑘₂>𝜖,

   Compute 𝑢 by 𝛼𝐿(𝑢^𝑘)𝑢^𝑘+1=−𝐾^∗(𝐾𝑢^𝑘−𝑧).

end