Barbu, Tudor; Miranville, Alain; Moroşanu, Costică A qualitative analysis and numerical simulations of a nonlinear second-order anisotropic diffusion problem with non-homogeneous Cauchy-Neumann boundary conditions. (English) Zbl 1428.35162 Appl. Math. Comput. 350, 170-180 (2019). MSC: 35K55 35A09 35B65 35K20 65M06 68U10 PDFBibTeX XMLCite \textit{T. Barbu} et al., Appl. Math. Comput. 350, 170--180 (2019; Zbl 1428.35162) Full Text: DOI
Barbu, Tudor; Marinoschi, Gabriela Image denoising by a nonlinear control technique. (English) Zbl 1367.49016 Int. J. Control 90, No. 5, 1005-1017 (2017). MSC: 49K20 93C10 94A08 93C20 35J30 PDFBibTeX XMLCite \textit{T. Barbu} and \textit{G. Marinoschi}, Int. J. Control 90, No. 5, 1005--1017 (2017; Zbl 1367.49016) Full Text: DOI
Barbu, Tudor Nonlinear PDE model for image restoration using second-order hyperbolic equations. (English) Zbl 1336.35246 Numer. Funct. Anal. Optim. 36, No. 11, 1375-1387 (2015). MSC: 35L72 68U10 94A08 35L20 65M06 PDFBibTeX XMLCite \textit{T. Barbu}, Numer. Funct. Anal. Optim. 36, No. 11, 1375--1387 (2015; Zbl 1336.35246) Full Text: DOI