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Sunil Kumar
Sunil Kumar
Associate Professor, Department of Mathematical Sciences, IIT (BHU), Varanasi, India
Verified email at iitbhu.ac.in
Title
Cited by
Cited by
Year
Automated Lesion Detectors in Retinal Fundus Images
IN FIGUEIREDO, S KUMAR, CM OLIVEIRA, JD RAMOS, B ENGQUIST
832014
High order parameter-uniform discretization for singularly perturbed parabolic partial differential equations with time delay
S Kumar, M Kumar
Computers & Mathematics with Applications 68 (10), 1355-1367, 2014
572014
A domain decomposition method for solving singularly perturbed parabolic reaction‐diffusion problems with time delay
J Singh, S Kumar, M Kumar
Numerical Methods for Partial Differential Equations 34 (5), 1849-1866, 2018
492018
Higher order numerical approximation for time dependent singularly perturbed differential‐difference convection‐diffusion equations
V Gupta, M Kumar, S Kumar
Numerical Methods for Partial Differential Equations 34 (1), 357-380, 2018
492018
Computer-assisted bleeding detection in wireless capsule endoscopy images
IN Figueiredo, S Kumar, C Leal, PN Figueiredo
Computer Methods in Biomechanics and Biomedical Engineering: Imaging …, 2013
462013
A robust overlapping Schwarz domain decomposition algorithm for time-dependent singularly perturbed reaction–diffusion problems
S Kumar, SCS Rao
Journal of computational and applied mathematics 261, 127-138, 2014
402014
A robust numerical method for a two-parameter singularly perturbed time delay parabolic problem
Sumit, S Kumar, Kuldeep, M Kumar
Computational and Applied Mathematics 39 (3), 209, 2020
362020
Polyp detection with computer-aided diagnosis in white light colonoscopy: comparison of three different methods
PN Figueiredo, IN Figueiredo, L Pinto, S Kumar, YHR Tsai, AV Mamonov
Endoscopy International Open 7 (02), E209-E215, 2019
352019
An almost fourth order uniformly convergent domain decomposition method for a coupled system of singularly perturbed reaction–diffusion equations
SCS Rao, S Kumar
Journal of computational and applied mathematics 235 (11), 3342-3354, 2011
292011
Automated Retina Identification Based on Multiscale Elastic Registration
IN FIGUEIREDO, S KUMAR, JS NEVES, S MOURA, CM OLIVEIRA, ...
242014
A second order uniformly convergent numerical scheme for parameterized singularly perturbed delay differential problems
S Kumar, M Kumar
Numerical Algorithms 76, 349-360, 2017
222017
A Parameter-Uniform B-Spline Collocation Method for Singularly Perturbed Semilinear Reaction-Diffusion Problems
SCS Rao, S Kumar, M Kumar
Journal of optimization theory and applications 146 (3), 795-809, 2010
222010
A parameter-uniform grid equidistribution method for singularly perturbed degenerate parabolic convection–diffusion problems
S Kumar, J Vigo-Aguiar
Journal of Computational and Applied Mathematics 404, 113273, 2022
202022
Parameter-robust numerical method for a system of singularly perturbed initial value problems
S Kumar, M Kumar
Numerical Algorithms 59, 185-195, 2012
202012
An analysis of overlapping domain decomposition methods for singularly perturbed reaction–diffusion problems
S Kumar, M Kumar
Journal of computational and applied mathematics 281, 250-262, 2015
192015
Layer-adapted methods for quasilinear singularly perturbed delay differential problems
S Kumar
Applied Mathematics and Computation 233, 214-221, 2014
182014
An intelligent system for polyp detection in wireless capsule endoscopy images
IN Figueiredo, S Kumar, PN Figueiredo
Computational Vision and Medical Image Processing IV: VIPIMAGE 2013, 229-235, 2013
182013
Second order global uniformly convergent numerical method for a coupled system of singularly perturbed initial value problems
SCS Rao, S Kumar
Applied Mathematics and Computation 219 (8), 3740-3753, 2012
172012
Automated bleeding detection in wireless capsule endoscopy images based on sparse coding
A Patel, K Rani, S Kumar, IN Figueiredo, PN Figueiredo
Multimedia Tools and Applications 80 (20), 30353-30366, 2021
162021
Parameter-uniform approximation on equidistributed meshes for singularly perturbed parabolic reaction-diffusion problems with Robin boundary conditions
S Kumar, Sumit, H Ramos
Applied Mathematics and Computation 392, 125677, 2020
162020
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