A preliminary experimental absorption spectrum denoising improves the further analysis.
The majority of popular filters causes not only a nose decreasing but also a spectrum shape …

This paper presents a new two-step image denoising method termed multidirectional
gradient domain image denoising (MGDID). In each step, unlike previous gradient domain …

Image Driven Isotropic Diffusivity and Complementary Regularization Approach for Image
Denoising Problem Page 1 VFAST Transactions on Mathematics Image Driven Isotropic …

This paper proposes a new anisotropic diffusion model in image restoration that is
understood from a variational optimization of an energy functional. Initially, a family of new …

Abstract Electrical Capacitance Tomography (ECT) is a non-invasive promising method for
monitoring industrial processes, such as oil-gas flow in pipelines and solid-gas flow in …

It has been thirty years since Perona and Malik (PM) introduced the nonlinear diffusion
equation in image processing and analysis. The problem's complexity was to find a suitable …

For decades, digital images have been considered a crucial instrument in any artificial vision
system. In the meantime, Mathematicians played an essential role in developing theories …

Research Article Existence and Uniqueness of Weak Solutions for a New Class of Convex
Optimization Problems Related to Image Ana Page 1 Research Article Existence and …