Search Results for author: Mohammad Tofighi

Found 8 papers, 0 papers with code

Deep Algorithm Unrolling for Blind Image Deblurring

no code implementations9 Feb 2019 Yuelong Li, Mohammad Tofighi, Junyi Geng, Vishal Monga, Yonina C. Eldar

We then unroll the algorithm to construct a neural network for image deblurring which we refer to as Deep Unrolling for Blind Deblurring (DUBLID).

Blind Image Deblurring Image Deblurring +1

An Algorithm Unrolling Approach to Deep Image Deblurring

no code implementations9 Feb 2019 Yuelong Li, Mohammad Tofighi, Vishal Monga, Yonina C. Eldar

We first present an iterative algorithm that may be considered a generalization of the traditional total-variation regularization method on the gradient domain, and subsequently unroll the half-quadratic splitting algorithm to construct a neural network.

Blind Image Deblurring Image Deblurring +1

Prior Information Guided Regularized Deep Learning for Cell Nucleus Detection

no code implementations21 Jan 2019 Mohammad Tofighi, Tiantong Guo, Jairam K. P. Vanamala, Vishal Monga

Using a set of canonical cell nuclei shapes, prepared with the help of a domain expert, we develop a new approach that we call Shape Priors with Convolutional Neural Networks (SP-CNN).

Blind Image Deblurring Using Row-Column Sparse Representations

no code implementations5 Dec 2017 Mohammad Tofighi, Yuelong Li, Vishal Monga

Blind image deblurring is a particularly challenging inverse problem where the blur kernel is unknown and must be estimated en route to recover the deblurred image.

Blind Image Deblurring Image Deblurring

Phase and TV Based Convex Sets for Blind Deconvolution of Microscopic Images

no code implementations16 Mar 2015 Mohammad Tofighi, Onur Yorulmaz, A. Enis Cetin

Therefore, the set of images with a prescribed FT phase can be used as a constraint set in blind deconvolution problems.

Image Reconstruction

Denosing Using Wavelets and Projections onto the L1-Ball

no code implementations10 Jun 2014 A. Enis Cetin, Mohammad Tofighi

In sparsity based denoising methods, it is assumed that the original signal is sparse in some transform domains such as the wavelet domain and the wavelet subsignals of the noisy signal are projected onto L1-balls to reduce noise.

Denoising

Signal Reconstruction Framework Based On Projections Onto Epigraph Set Of A Convex Cost Function (PESC)

no code implementations10 Feb 2014 Mohammad Tofighi, Kivanc Kose, A. Enis Cetin

A new signal processing framework based on making orthogonal Projections onto the Epigraph Set of a Convex cost function (PESC) is developed.

Compressive Sensing Denoising

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