Punit Sharma

Publication Activity (10 Years)

Years Active: 2010-2024
Publications (10 Years): 19

Top Topics

Covariance Matrix

Tumor Detection

Perturbation Theory

Top Venues

SIAM J. Matrix Anal. Appl.

Numer. Linear Algebra Appl.

Multim. Tools Appl.

Publications

Ding Lu, Anshul Prajapati, Punit Sharma, Shreemayee Bora
Eigenvalue backward errors of Rosenbrock systems and optimization of sums of Rayleigh quotient. CoRR (2024)
Abhishek Bal, Minakshi Banerjee, Rituparna Chaki, Punit Sharma
A robust ischemic stroke lesion segmentation technique using two-pathway 3D deep neural network in MR images. Multim. Tools Appl. 83 (14) (2024)
Vaibhav Shekhar, Punit Sharma
Additional results on convergence and semiconvergence of three-step alternating iteration scheme for singular linear systems. CoRR (2023)
Nicolas Gillis, Punit Sharma
Solving matrix nearness problems via Hamiltonian systems, matrix factorization, and optimization. CoRR (2022)
Abhishek Bal, Minakshi Banerjee, Amlan Chakrabarti, Punit Sharma
MRI Brain Tumor Segmentation and Analysis using Rough-Fuzzy C-Means and Shape Based Properties. J. King Saud Univ. Comput. Inf. Sci. 34 (2) (2022)
Anshul Prajapati, Punit Sharma
Estimation of Structured Distances to Singularity for Matrix Pencils with Symmetry Structures: A Linear Algebra-Based Approach. SIAM J. Matrix Anal. Appl. 43 (2) (2022)
Neelam Choudhary, Nicolas Gillis, Punit Sharma
Characterizing matrices with eigenvalues in an LMI region: A dissipative-Hamiltonian approach. CoRR (2022)
Mohit Kumar Baghel, Nicolas Gillis, Punit Sharma
Characterization of the dissipative mappings and their application to perturbations of dissipative-Hamiltonian systems. Numer. Linear Algebra Appl. 28 (6) (2021)
Anshul Prajapati, Punit Sharma
Optimizing Rayleigh quotient with symmetric constraints and their applications to perturbations of the structured polynomial eigenvalue problem. CoRR (2021)
Abhishek Bal, Minakshi Banerjee, Rituparna Chaki, Punit Sharma
An efficient brain tumor image classifier by combining multi-pathway cascaded deep neural network and handcrafted features in MR images. Medical Biol. Eng. Comput. 59 (7) (2021)
Neelam Choudhary, Nicolas Gillis, Punit Sharma
On approximating the nearest Ω-stable matrix. Numer. Linear Algebra Appl. 27 (3) (2020)
Abhishek Bal, Minakshi Banerjee, Rituparna Chaki, Punit Sharma
An efficient method for PET image denoising by combining multi-scale transform and non-local means. Multim. Tools Appl. 79 (39-40) (2020)
Nicolas Gillis, Punit Sharma
Minimal-norm static feedbacks using dissipative Hamiltonian matrices. CoRR (2019)
Abhishek Bal, Minakshi Banerjee, Punit Sharma, Mausumi Maitra
An efficient wavelet and curvelet-based PET image denoising technique. Medical Biol. Eng. Comput. 57 (12) (2019)
Abhishek Bal, Minakshi Banerjee, Punit Sharma, Rituparna Chaki
A Multi-class Image Classifier for Assisting in Tumor Detection of Brain Using Deep Convolutional Neural Network. ACSS (2) (2019)
Nicolas Gillis, Punit Sharma
Finding the Nearest Positive-Real System. SIAM J. Numer. Anal. 56 (2) (2018)
Nicolas Gillis, Volker Mehrmann, Punit Sharma
Computing the nearest stable matrix pairs. Numer. Linear Algebra Appl. 25 (5) (2018)
Nicolas Gillis, Punit Sharma
On computing the distance to stability for matrices using linear dissipative Hamiltonian systems. Autom. 85 (2017)
Christian Mehl, Volker Mehrmann, Punit Sharma
Stability Radii for Linear Hamiltonian Systems with Dissipation Under Structure-Preserving Perturbations. SIAM J. Matrix Anal. Appl. 37 (4) (2016)
Shreemayee Bora, Michael Karow, Christian Mehl, Punit Sharma
Structured Eigenvalue Backward Errors of Matrix Pencils and Polynomials with Palindromic Structures. SIAM J. Matrix Anal. Appl. 36 (2) (2015)
Shreemayee Bora, Michael Karow, Christian Mehl, Punit Sharma
Structured Eigenvalue Backward Errors of Matrix Pencils and Polynomials with Hermitian and Related Structures. SIAM J. Matrix Anal. Appl. 35 (2) (2014)
Punit Sharma, Partha Sarathi Mandal
Reconstruction of Aggregation Tree in spite of Faulty Nodes in Wireless Sensor Networks CoRR (2010)