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Identification of an inverse source problem for time‐fractional diffusion equation with random noise
Authors:Tran Ngoc Thach  Tuan Nguyen Huy  Pham Thi Minh Tam  Mach Nguyet Minh  Nguyen Huu Can
Abstract:In this paper, we consider an inverse source problem for a time fractional diffusion equation. In general, this problem is ill posed, therefore we shall construct a regularized solution using the filter regularization method in the random noise case. We will provide appropriate conditions to guarantee the convergence of the approximate solution to the exact solution. Then, we provide examples of filters in order to obtain error estimates for their approximate solutions. Finally, we present a numerical example to show efficiency of the method.
Keywords:diffusion process  fractional derivative  inverse source problem  random noise  regularization
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