A
Abhishek Kumar
Researcher at Indian Institute of Technology (BHU) Varanasi
Publications - 32
Citations - 774
Abhishek Kumar is an academic researcher from Indian Institute of Technology (BHU) Varanasi. The author has contributed to research in topics: Optimization problem & Population. The author has an hindex of 7, co-authored 32 publications receiving 300 citations. Previous affiliations of Abhishek Kumar include Indian Institutes of Technology.
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Journal ArticleDOI
A test-suite of non-convex constrained optimization problems from the real-world and some baseline results
Abhishek Kumar,Guohua Wu,Mostafa Z. Ali,Rammohan Mallipeddi,Ponnuthurai Nagaratnam Suganthan,Swagatam Das +5 more
TL;DR: A set of 57 real-world Constrained Optimization Problems are described and presented as a benchmark suite to validate the COPs and reveal that the selected problems are indeed challenging to these algorithms, which have been shown to solve many synthetic benchmark problems easily.
Proceedings ArticleDOI
Improving the local search capability of Effective Butterfly Optimizer using Covariance Matrix Adapted Retreat Phase
TL;DR: A new retreat phase called Covariance Matrix Adapted Retreat Phase (CMAR), which uses covariance matrix to generate a new solution and thus improves the local search capability of EBO and is competitive with the compared algorithms.
Journal ArticleDOI
The spherical search algorithm for bound-constrained global optimization problems
TL;DR: The obtained results of the proposed Spherical Search algorithm are compared with the results of other well-known optimization algorithms and their advanced variants: Particle Swarm Optimization, Differential Evolution, and Covariance Matrix Adapted Evolution Strategy and the comparative analysis reveals that the performance of SS is quite competitive with respect to the other peer algorithms.
Proceedings ArticleDOI
A self-adaptive spherical search algorithm for real-world constrained optimization problems
TL;DR: A new variant of the recently developed Spherical Search algorithm is introduced, which contains a powerful and effective self-adaptation structure to enhance the performance.
Proceedings ArticleDOI
A modified covariance matrix adaptation evolution strategy for real-world constrained optimization problems
TL;DR: The experimental results show that the performance of the proposed CMA-ES variant with linear timing complexity is better than several other state-of-the-art algorithms in terms of constraint handling and robustness.