Release v9.0.0 · jenetics/jenetics

Improvements Update Java 25 and optimize code for new Java version. #917: ScopedValue for RandomRegistry class. #940: Remove deprecated API. #955: Make IntStream counting more robust.

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Release v8.3.0 · jenetics/jenetics

Improvements #933: Deprecate RandomAdapter for removal. #935: Compile and test Jenetics with Java 24/25 #938: Convert Range classes into records. #943: Remove `org.apache.commons:commons-math3´ te...

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Release v8.2.0 · jenetics/jenetics

Improvements #889: Allow adding annotations to Cfg elements for Grammatical Evolution. final var cfg2 = Cfg.<String>builder() .R("expr", rule -> rule .N("num", "annotation 1") ...

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Release v8.1.0 · jenetics/jenetics

Improvements #822: Improve the build script for generating combined Javadoc. #898: Add support for reading data from CSV files or strings. This simplifies the code for regression problems. static...

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#7AYW #Day3 #MultiobjectiveOptimization
In collaboration with an international chemicals manufacturer, Matteo Cosmi shows a linear programming model to optimize a deterministic multi-objective supply-chain problem aimed at minimizing CO2 emissions and their related costs. https://t.co/KkmpRVVUXC
AIROyoung on Twitter

“#7AYW #Day3 #MultiobjectiveOptimization In collaboration with an international chemicals manufacturer, Matteo Cosmi shows a linear programming model to optimize a deterministic multi-objective supply-chain problem aimed at minimizing CO2 emissions and their related costs.”

Twitter
#7AYW #Day3 #MultiobjectiveOptimization
In the context of home healthcare, Valentina Bonomi presents a lexicographic approach to solve a Nurse Routing Problem focused on fairness, with conflicting objective functions for patients, caregivers and the hospital. https://t.co/TbXE03q9Zp
AIROyoung on Twitter

“#7AYW #Day3 #MultiobjectiveOptimization In the context of home healthcare, Valentina Bonomi presents a lexicographic approach to solve a Nurse Routing Problem focused on fairness, with conflicting objective functions for patients, caregivers and the hospital.”

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#preprint on a multi-swarm approach for multi-objective optimization out now! Scheme is based on Consensus-based optimization / sampling #CBO #MultiobjectiveOptimization See http://arxiv.org/abs/2211.15737
Consensus-Based Optimization for Multi-Objective Problems: A Multi-Swarm Approach

We propose a multi-swarm approach to approximate the Pareto front of general multi-objective optimization problems that is based on the Consensus-based Optimization method (CBO). The algorithm is motivated step by step beginning with a simple extension of CBO based on fixed scalarization weights. To overcome the issue of choosing the weights we propose an adaptive weight strategy in the second modelling step. The modelling process is concluded with the incorporation of a penalty strategy that avoids clusters along the Pareto front and a diffusion term that prevents collapsing swarms. Altogether the proposed $K$-swarm CBO algorithm is tailored for a diverse approximation of the Pareto front and, simultaneously, the efficient set of general non-convex multi-objective problems. The feasibility of the approach is justified by analytic results, including convergence proofs, and a performance comparison to the well-known non-dominated sorting genetic algorithm (NSGA2) and the recently proposed one-swarm approach for multi-objective problems involving Consensus-based Optimization.

arXiv.org