Sajad Fathi Hafshejani

University of Lethbridge — Canada

Mathematics · Physical Sciences

7h-index216citations42works1.32yr avg
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Research Topics

Advanced Optimization Algorithms Research(19), Matrix Theory and Algorithms(15), Sparse and Compressive Sensing Techniques(11), Iterative Methods for Nonlinear Equations(10), Face and Expression Recognition(6)

Publications42 total

Enhancing Optimal Power Flow Feasibility: A Novel Comparative Study of Approximation Techniques
SPIRE - Sciences Po Institutional REpository·2025Open Access
A novel kernel function bridging iteration bounds in interior-point algorithms for linear programming
Kybernetika·2025Open Access
A Second Examination of Trigonometric Step Sizes and Their Impact on Warm Restart SGD for Non-Smooth and Non-Convex Functions
Mathematics·2025Open Access
Quantum Algorithms for Optimal Power Flow
2025
Quantum Algorithms for Optimal Power Flow
arXiv (Cornell University)·2024· 1 citedOpen Access
A Novel Sine Step Size for Warm-Restart Stochastic Gradient Descent
Axioms·2024· 3 citedOpen Access
A Hybrid Quantum Solver for the Lorenz System
Entropy·2024· 5 citedOpen Access
A hybrid quantum solver for the Lorenz system
arXiv (Cornell University)·2024Open Access
On Implementing a Two-Step Interior Point Method for Solving Linear Programs
Algorithms·2024· 2 citedOpen Access
A Hybrid Quantum Algorithm for Load Flow
Advances in transdisciplinary engineering·2024· 3 citedOpen Access
An Efficient Interior Point Method for Linear Optimization Using Modified Newton Method
Lecture notes in computer science·2024
A Hybrid Quantum Algorithm for Load Flow
arXiv (Cornell University)·2023Open Access
A fast non-monotone line search for stochastic gradient descent
Optimization and Engineering·2023· 2 cited
Modified Step Size for Enhanced Stochastic Gradient Descent: Convergence and Experiments
arXiv (Cornell University)·2023Open Access
Fast Armijo line search for stochastic gradient descent
Research Square (Research Square)·2023Open Access
Binary Orthogonal Non-negative Matrix Factorization
Communications in computer and information science·2023· 1 cited
A new trigonometric kernel function for support vector machine
Iran Journal of Computer Science·2022· 5 cited
A non-convex optimization framework for large-scale low-rank matrix factorization
Machine Learning with Applications·2022· 1 citedOpen Access
Initialization for non-negative matrix factorization: a comprehensive review
International Journal of Data Science and Analytics·2022· 30 citedOpen Access
Binary Orthogonal Non-negative Matrix Factorization
arXiv (Cornell University)·2022Open Access
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Frequent Co-authors

Daya Ram Gaur(14), Robert Benkoczi(14), M. Reza Peyghami(10), Zahra Moaberfard(10), David A. Neufeld(4), Shahadat Hossain(4), Saeed Vahidian(4), Alireza Fakharzadeh Jahromi(3), Mahsa Soheil Shamaee(3), H. Mansouri(2), Arundhati Dasgupta(2), Alfredo Iorio(2), Alireza Fakharzadeh(2), Bill Lin(2), Mesbah Uddin(2), Bill Lin(2), L. Shirvani(1), Stephen Chen(1), Masoud Fatemi(1), Shengyuan Chen(1)