Search Results for author: Kalyanmoy Deb

Found 36 papers, 12 papers with code

GNBG-Generated Test Suite for Box-Constrained Numerical Global Optimization

1 code implementation12 Dec 2023 Amir H. Gandomi, Danial Yazdani, Mohammad Nabi Omidvar, Kalyanmoy Deb

This document introduces a set of 24 box-constrained numerical global optimization problem instances, systematically constructed using the Generalized Numerical Benchmark Generator (GNBG).

GNBG: A Generalized and Configurable Benchmark Generator for Continuous Numerical Optimization

1 code implementation12 Dec 2023 Danial Yazdani, Mohammad Nabi Omidvar, Delaram Yazdani, Kalyanmoy Deb, Amir H. Gandomi

To effectively assess, validate, and compare optimization algorithms, it is crucial to use a benchmark test suite that encompasses a diverse range of problem instances with various characteristics.

Discovering Adaptable Symbolic Algorithms from Scratch

no code implementations31 Jul 2023 Stephen Kelly, Daniel S. Park, Xingyou Song, Mitchell McIntire, Pranav Nashikkar, Ritam Guha, Wolfgang Banzhaf, Kalyanmoy Deb, Vishnu Naresh Boddeti, Jie Tan, Esteban Real

We evolve modular policies that tune their model parameters and alter their inference algorithm on-the-fly to adapt to sudden environmental changes.

AutoML

Revisiting Residual Networks for Adversarial Robustness

1 code implementation CVPR 2023 Shihua Huang, Zhichao Lu, Kalyanmoy Deb, Vishnu Naresh Boddeti

Then we design a robust residual block, dubbed RobustResBlock, and a compound scaling rule, dubbed RobustScaling, to distribute depth and width at the desired FLOP count.

Adversarial Robustness

Revisiting Residual Networks for Adversarial Robustness: An Architectural Perspective

1 code implementation21 Dec 2022 Shihua Huang, Zhichao Lu, Kalyanmoy Deb, Vishnu Naresh Boddeti

In contrast, little attention was devoted to analyzing the role of architectural elements (such as topology, depth, and width) on adversarial robustness.

Adversarial Robustness

A Survey on Evaluation Metrics for Synthetic Material Micro-Structure Images from Generative Models

no code implementations3 Nov 2022 Devesh Shah, Anirudh Suresh, Alemayehu Admasu, Devesh Upadhyay, Kalyanmoy Deb

The evaluation of synthetic micro-structure images is an emerging problem as machine learning and materials science research have evolved together.

An Interactive Knowledge-based Multi-objective Evolutionary Algorithm Framework for Practical Optimization Problems

no code implementations18 Sep 2022 Abhiroop Ghosh, Kalyanmoy Deb, Erik Goodman, Ronald Averill

User knowledge can be formulated as inter-variable relationships to assist an optimization algorithm in finding good solutions faster.

Neural Architecture Search as Multiobjective Optimization Benchmarks: Problem Formulation and Performance Assessment

1 code implementation8 Aug 2022 Zhichao Lu, Ran Cheng, Yaochu Jin, Kay Chen Tan, Kalyanmoy Deb

From an optimization point of view, the NAS tasks involving multiple design criteria are intrinsically multiobjective optimization problems; hence, it is reasonable to adopt evolutionary multiobjective optimization (EMO) algorithms for tackling them.

Multiobjective Optimization Neural Architecture Search

Variable Functioning and Its Application to Large Scale Steel Frame Design Optimization

no code implementations15 May 2022 Amir H Gandomi, Kalyanmoy Deb, Ronald C Averill, Shahryar Rahnamayan, Mohammad Nabi Omidvar

By using problem structure analysis technique and engineering expert knowledge, the $Fx$ method is used to enhance the steel frame design optimization process as a complex real-world problem.

pysamoo: Surrogate-Assisted Multi-Objective Optimization in Python

no code implementations12 Apr 2022 Julian Blank, Kalyanmoy Deb

Significant effort has been made to solve computationally expensive optimization problems in the past two decades, and various optimization methods incorporating surrogates into optimization have been proposed.

GPSAF: A Generalized Probabilistic Surrogate-Assisted Framework for Constrained Single- and Multi-objective Optimization

no code implementations6 Apr 2022 Julian Blank, Kalyanmoy Deb

A study of multiple well-known population-based optimization algorithms is conducted with and without the proposed surrogate assistance on single- and multi-objective optimization problems with a maximum solution evaluation budget of 300 or less.

Analyzing Dominance Move (MIP-DoM) Indicator for Multi- and Many-objective Optimization

no code implementations21 Dec 2020 Claudio Lucio do Val Lopes, Flávio Vinícius Cruzeiro Martins, Elizabeth Fialho Wanner, Kalyanmoy Deb

Algorithms, such as IBEA, MOEA/D, NSGA-III, NSGA-II, and SPEA2 are used to generate the solution sets (however any other algorithms can also be used with the proposed MIP-DoM indicator).

Enhanced Innovized Repair Operator for Evolutionary Multi- and Many-objective Optimization

no code implementations21 Nov 2020 Sukrit Mittal, Dhish Kumar Saxena, Kalyanmoy Deb, Erik Goodman

"Innovization" is a task of learning common relationships among some or all of the Pareto-optimal (PO) solutions in multi- and many-objective optimization problems.

Towards Interpretable-AI Policies Induction using Evolutionary Nonlinear Decision Trees for Discrete Action Systems

no code implementations20 Sep 2020 Yashesh Dhebar, Kalyanmoy Deb, Subramanya Nageshrao, Ling Zhu, Dimitar Filev

In this paper, we use a recently proposed nonlinear decision-tree (NLDT) approach to find a hierarchical set of control rules in an attempt to maximize the open-loop performance for approximating and explaining the pre-trained black-box DRL (oracle) agent using the labelled state-action dataset.

Bilevel Optimization

Interpretable Rule Discovery Through Bilevel Optimization of Split-Rules of Nonlinear Decision Trees for Classification Problems

no code implementations2 Aug 2020 Yashesh Dhebar, Kalyanmoy Deb

By restricting the structure of split-rule at each conditional node and depth of the decision tree, the interpretability of the classifier is assured.

Bilevel Optimization

Image-Based Benchmarking and Visualization for Large-Scale Global Optimization

no code implementations24 Jul 2020 Kyle Robert Harrison, Azam Asilian Bidgoli, Shahryar Rahnamayan, Kalyanmoy Deb

In the context of optimization, visualization techniques can be useful for understanding the behaviour of optimization algorithms and can even provide a means to facilitate human interaction with an optimizer.

Benchmarking Dimensionality Reduction +1

Many-Objective Software Remodularization using NSGA-III

no code implementations13 May 2020 Mohamed Wiem Mkaouer, Marouane Kessentini, Adnan Shaout, Patrice Koligheu, Slim Bechikh, Kalyanmoy Deb, Ali Ouni

The process aims at finding the optimal remodularization solutions that improve the structure of packages, minimize the number of changes, preserve semantics coherence, and re-use the history of changes.

Evolutionary Multi Objective Optimization Algorithm for Community Detection in Complex Social Networks

no code implementations7 May 2020 Shaik Tanveer ul Huq, Vadlamani Ravi, Kalyanmoy Deb

In this paper, we propose two variants of a three-objective formulation using a customized non-dominated sorting genetic algorithm III (NSGA-III) to find community structures in a network.

Community Detection

MUXConv: Information Multiplexing in Convolutional Neural Networks

1 code implementation CVPR 2020 Zhichao Lu, Kalyanmoy Deb, Vishnu Naresh Boddeti

To overcome this limitation, we present MUXConv, a layer that is designed to increase the flow of information by progressively multiplexing channel and spatial information in the network, while mitigating computational complexity.

Computational Efficiency Image Classification +6

pymoo: Multi-objective Optimization in Python

no code implementations22 Jan 2020 Julian Blank, Kalyanmoy Deb

To address this issue, we have developed pymoo, a multi-objective optimization framework in Python.

Decision Making

Search-Based Software Engineering for Self-Adaptive Systems: Survey, Disappointments, Suggestions and Opportunities

1 code implementation22 Jan 2020 Tao Chen, Miqing Li, Ke Li, Kalyanmoy Deb

In this paper, we provide the first systematic and comprehensive survey exclusively on SBSE for SASs, covering papers in 27 venues from 7 repositories, which eventually leads to several key statistics from the most notable 74 primary studies in this particular field of research.

Self Adaptive System

Multi-Objective Evolutionary Design of Deep Convolutional Neural Networks for Image Classification

1 code implementation3 Dec 2019 Zhichao Lu, Ian Whalen, Yashesh Dhebar, Kalyanmoy Deb, Erik Goodman, Wolfgang Banzhaf, Vishnu Naresh Boddeti

While existing approaches have achieved competitive performance in image classification, they are not well suited to problems where the computational budget is limited for two reasons: (1) the obtained architectures are either solely optimized for classification performance, or only for one deployment scenario; (2) the search process requires vast computational resources in most approaches.

Classification Computational Efficiency +4

Does Preference Always Help? A Holistic Study on Preference-Based Evolutionary Multi-Objective Optimisation Using Reference Points

no code implementations30 Sep 2019 Ke Li, Min-Hui Liao, Kalyanmoy Deb, Geyong Min, Xin Yao

The ultimate goal of multi-objective optimisation is to help a decision maker (DM) identify solution(s) of interest (SOI) achieving satisfactory trade-offs among multiple conflicting criteria.

Decision Making

Push and Pull Search for Solving Constrained Multi-objective Optimization Problems

no code implementations15 Sep 2017 Zhun Fan, Wenji Li, Xinye Cai, Hui Li, Caimin Wei, Qingfu Zhang, Kalyanmoy Deb, Erik D. Goodman

Compared with other CMOEAs, the proposed PPS method can more efficiently get across infeasible regions and converge to the feasible and non-dominated regions by applying push and pull search strategies at different stages.

A Review on Bilevel Optimization: From Classical to Evolutionary Approaches and Applications

no code implementations17 May 2017 Ankur Sinha, Pekka Malo, Kalyanmoy Deb

Only limited work exists on bilevel problems using evolutionary computation techniques; however, recently there has been an increasing interest due to the proliferation of practical applications and the potential of evolutionary algorithms in tackling these problems.

Bilevel Optimization Evolutionary Algorithms

Integration of Preferences in Decomposition Multi-Objective Optimization

no code implementations20 Jan 2017 Ke Li, Kalyanmoy Deb, Xin Yao

Extensive experiments, both proof-of-principle and on a variety of problems with 3 to 10 objectives, fully demonstrate the effectiveness of our proposed method for approximating the preferred solutions in the region of interest.

Decision Making

Difficulty Adjustable and Scalable Constrained Multi-objective Test Problem Toolkit

no code implementations21 Dec 2016 Zhun Fan, Wenji Li, Xinye Cai, Hui Li, Caimin Wei, Qingfu Zhang, Kalyanmoy Deb, Erik D. Goodman

Multi-objective evolutionary algorithms (MOEAs) have progressed significantly in recent decades, but most of them are designed to solve unconstrained multi-objective optimization problems.

Evolutionary Algorithms

Feasibility Preserving Constraint-Handling Strategies for Real Parameter Evolutionary Optimization

no code implementations17 Apr 2015 Nikhil Padhye, Pulkit Mittal, Kalyanmoy Deb

Evolutionary Algorithms (EAs) are being routinely applied for a variety of optimization tasks, and real-parameter optimization in the presence of constraints is one such important area.

Evolutionary Algorithms

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