Punit Sharma

According to our database, Punit Sharma authored at least 29 papers between 2010 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

On structured condition number of rational matrix functions.

Ritwik Prabin Kalita, Anshul Prajapati, Punit Sharma

J. Comput. Appl. Math., 2026

D33D-Net: A robust dynamic deformable dual-pathway 3D deep neural network with embedded handcrafted features for liver tumor segmentation in CT images.

Nilima Paul Bal, Abhishek Bal, Anup Kumar Kolya, Siddhartha Bhattacharyya, Asif Ekbal, Punit Sharma

Appl. Soft Comput., 2026

Lightweight CNN for Fingerprint Spoof Detection in Resource-Constrained Environments.

Lakshmi Boppanna, Punit Sharma, Abhinay Kumar

Proceedings of the 2026 18th International Conference on Knowledge and Smart Technology (KST), 2026

2025

Computing the nearest Ω-admissible descriptor dissipative Hamiltonian system.

Vaishali Aggarwal, Nicolas Gillis, Punit Sharma

CoRR, November, 2025

The potential role of AI agents in transforming nuclear medicine research and cancer management in India.

Rajat Vashistha, Arif Gulzar, Parveen Kundu, Punit Sharma, Mark Brunstein, Viktor Vegh

CoRR, March, 2025

Finding the nearest bounded-real port-Hamiltonian system.

Karim Cherifi, Nicolas Gillis, Punit Sharma

CoRR, January, 2025

Eigenvalue Backward Errors of Rosenbrock Systems and Optimization of Sums of Rayleigh Quotients.

Ding Lu, Anshul Prajapati, Punit Sharma, Shreemayee Bora

SIAM J. Matrix Anal. Appl., 2025

2024

A robust ischemic stroke lesion segmentation technique using two-pathway 3D deep neural network in MR images.

Abhishek Bal, Minakshi Banerjee, Rituparna Chaki, Punit Sharma

Multim. Tools Appl., April, 2024

Eigenvalue backward errors of Rosenbrock systems and optimization of sums of Rayleigh quotient.

Ding Lu, Anshul Prajapati, Punit Sharma, Shreemayee Bora

CoRR, 2024

2023

Additional results on convergence and semiconvergence of three-step alternating iteration scheme for singular linear systems.

Vaibhav Shekhar, Punit Sharma

CoRR, 2023

2022

Estimation of Structured Distances to Singularity for Matrix Pencils with Symmetry Structures: A Linear Algebra-Based Approach.

Anshul Prajapati, Punit Sharma

SIAM J. Matrix Anal. Appl., 2022

MRI Brain Tumor Segmentation and Analysis using Rough-Fuzzy C-Means and Shape Based Properties.

Abhishek Bal, Minakshi Banerjee, Amlan Chakrabarti, Punit Sharma

J. King Saud Univ. Comput. Inf. Sci., 2022

Characterizing matrices with eigenvalues in an LMI region: A dissipative-Hamiltonian approach.

Neelam Choudhary, Nicolas Gillis, Punit Sharma

CoRR, 2022

Solving matrix nearness problems via Hamiltonian systems, matrix factorization, and optimization.

Nicolas Gillis, Punit Sharma

CoRR, 2022

2021

Characterization of the dissipative mappings and their application to perturbations of dissipative-Hamiltonian systems.

Mohit Kumar Baghel, Nicolas Gillis, Punit Sharma

Numer. Linear Algebra Appl., 2021

An efficient brain tumor image classifier by combining multi-pathway cascaded deep neural network and handcrafted features in MR images.

Abhishek Bal, Minakshi Banerjee, Rituparna Chaki, Punit Sharma

Medical Biol. Eng. Comput., 2021

Optimizing Rayleigh quotient with symmetric constraints and their applications to perturbations of the structured polynomial eigenvalue problem.

Anshul Prajapati, Punit Sharma

CoRR, 2021

2020

On approximating the nearest Ω-stable matrix.

Neelam Choudhary, Nicolas Gillis, Punit Sharma

Numer. Linear Algebra Appl., 2020

An efficient method for PET image denoising by combining multi-scale transform and non-local means.

Abhishek Bal, Minakshi Banerjee, Rituparna Chaki, Punit Sharma

Multim. Tools Appl., 2020

2019

An efficient wavelet and curvelet-based PET image denoising technique.

Abhishek Bal, Minakshi Banerjee, Punit Sharma, Mausumi Maitra

Medical Biol. Eng. Comput., 2019

Minimal-norm static feedbacks using dissipative Hamiltonian matrices.

Nicolas Gillis, Punit Sharma

CoRR, 2019

A Multi-class Image Classifier for Assisting in Tumor Detection of Brain Using Deep Convolutional Neural Network.

Abhishek Bal, Minakshi Banerjee, Punit Sharma, Rituparna Chaki

Proceedings of the Advanced Computing and Systems for Security, 2019

2018

Finding the Nearest Positive-Real System.

Nicolas Gillis, Punit Sharma

SIAM J. Numer. Anal., 2018

Computing the nearest stable matrix pairs.

Nicolas Gillis, Volker Mehrmann, Punit Sharma

Numer. Linear Algebra Appl., 2018

2017

On computing the distance to stability for matrices using linear dissipative Hamiltonian systems.

Nicolas Gillis, Punit Sharma

Autom., 2017

2016

Stability Radii for Linear Hamiltonian Systems with Dissipation Under Structure-Preserving Perturbations.

Christian Mehl, Volker Mehrmann, Punit Sharma

SIAM J. Matrix Anal. Appl., 2016

2015

Structured Eigenvalue Backward Errors of Matrix Pencils and Polynomials with Palindromic Structures.

Shreemayee Bora, Michael Karow, Christian Mehl, Punit Sharma

SIAM J. Matrix Anal. Appl., 2015

2014

Structured Eigenvalue Backward Errors of Matrix Pencils and Polynomials with Hermitian and Related Structures.

Shreemayee Bora, Michael Karow, Christian Mehl, Punit Sharma

SIAM J. Matrix Anal. Appl., 2014

2010

Reconstruction of Aggregation Tree in spite of Faulty Nodes in Wireless Sensor Networks

Punit Sharma, Partha Sarathi Mandal

CoRR, 2010