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Heuristic search is a powerful approach that has successfully been applied to a broad class of planning problems, including classical planning, multi-objective planning, and probabilistic planning modelled as a stochastic shortest path…

人工智能 · 计算机科学 2024-10-29 Dillon Chen , Felipe Trevizan , Sylvie Thiébaux

With the growing access to administrative health databases, retrospective studies have become crucial evidence for medical treatments. Yet, non-randomized studies frequently face selection biases, requiring mitigation strategies. Propensity…

机器学习 · 统计学 2026-05-07 Alexandre Abraham , Andrés Hoyos Idrobo

Hyperparameter optimization (HPO) and neural architecture search (NAS) are methods of choice to obtain the best-in-class machine learning models, but in practice they can be costly to run. When models are trained on large datasets, tuning…

机器学习 · 计算机科学 2023-03-09 Ondrej Bohdal , Lukas Balles , Martin Wistuba , Beyza Ermis , Cédric Archambeau , Giovanni Zappella

In last decades optimization and control of complex systems that possessed various conflicted objectives simultaneously attracted an incremental interest of scientists. This is because of the vast applications of these systems in various…

神经与进化计算 · 计算机科学 2013-12-17 Ahmad Mozaffari , Alireza Fathi

Heuristics have achieved great success in solving combinatorial optimization problems~(COPs). However, heuristics designed by humans require too much domain knowledge and testing time. Since Large Language Models~(LLMs) possess strong…

人工智能 · 计算机科学 2025-06-23 Hui Wang , Xufeng Zhang , Chaoxu Mu

Multi-objective optimizations are frequently encountered in engineering practices. The solution techniques and parametric selections however are usually problem-specific. In this study we formulate a reinforcement learning hyper-heuristic…

机器学习 · 计算机科学 2018-12-20 Pei Cao , Jiong Tang

Particle Swarm Optimization (PSO) is a meta-heuristic for continuous black-box optimization problems. In this paper we focus on the convergence of the particle swarm, i.e., the exploitation phase of the algorithm. We introduce a new…

最优化与控制 · 数学 2020-06-09 Bernd Bassimir , Alexander Raß , Rolf Wanka

In this paper, we introduce a new heuristic search algorithm based on mean values for real-time planning, called MHSP. It consists in associating the principles of UCT, a bandit-based algorithm which gave very good results in computer…

人工智能 · 计算机科学 2018-10-23 Damien Pellier , Bruno Bouzy , Marc Métivier

Software systems are complex, and behavioral comprehension with the increasing amount of AI components challenges traditional testing and maintenance strategies.The lack of tools and methodologies for behavioral software comprehension…

软件工程 · 计算机科学 2019-12-19 Hannes Thaller , Lukas Linsbauer , Rudolf Ramler , Alexander Egyed

Sequence alignment is common nowadays as it is used in many fields to determine how closely two sequences are related and at times to see how little they differ. In computational biology / Bioinformatics, there are many algorithms developed…

信息论 · 计算机科学 2023-05-02 Bharath Reddy , Richard Fields

Feature selection is a problem of finding efficient features among all features in which the final feature set can improve accuracy and reduce complexity. In feature selection algorithms search strategies are key aspects. Since feature…

机器学习 · 计算机科学 2016-01-27 Mohadeseh Montazeri , Hamid Reza Naji , Mitra Montazeri , Ahmad Faraahi

A novel meta-heuristic algorithm, Egret Swarm Optimization Algorithm (ESOA), is proposed in this paper, which is inspired by two egret species' (Great Egret and Snowy Egret) hunting behavior. ESOA consists of three primary components:…

神经与进化计算 · 计算机科学 2022-08-01 Zuyan Chen , Adam Francis , Shuai Li , Bolin Liao , Dunhui Xiao

Recently, much progress has been made on particle swarm optimization (PSO). A number of works have been devoted to analyzing the convergence of the underlying algorithms. Nevertheless, in most cases, rather simplified hypotheses are used.…

最优化与控制 · 数学 2016-11-15 Quan Yuan , George Yin

Propensity score matching (PSM) is a pseudo-experimental method that uses statistical techniques to construct an artificial control group by matching each treated unit with one or more untreated units of similar characteristics. To date,…

统计理论 · 数学 2022-05-27 Yukun Liu , Jing Qin

We present an information-theoretic framework for solving global black-box optimization problems that also have black-box constraints. Of particular interest to us is to efficiently solve problems with decoupled constraints, in which…

Hyperparameter optimization (HPO) is increasingly used to automatically tune the predictive performance (e.g., accuracy) of machine learning models. However, in a plethora of real-world applications, accuracy is only one of the multiple --…

This paper proposes the use of particle swarm optimization method (PSO) for finite element (FE) model updating. The PSO method is compared to the existing methods that use simulated annealing (SA) or genetic algorithms (GA) for FE model for…

计算工程、金融与科学 · 计算机科学 2007-05-23 Tshilidzi Marwala

Scheduling a task graph representing an application over a heterogeneous network of computers is a fundamental problem in distributed computing. It is known to be not only NP-hard but also not polynomial-time approximable within a constant…

分布式、并行与集群计算 · 计算机科学 2025-04-22 Jared Coleman , Bhaskar Krishnamachari

In today world of enormous amounts of data, it is very important to extract useful knowledge from it. This can be accomplished by feature subset selection. Feature subset selection is a method of selecting a minimum number of features with…

机器学习 · 计算机科学 2019-07-16 Agnip Dasgupta , Ardhendu Banerjee , Aniket Ghosh Dastidar , Antara Barman , Sanjay Chakraborty

HyperParameter Optimization (HPO) aims at finding the best HyperParameters (HPs) of learning models, such as neural networks, in the fastest and most efficient way possible. Most recent HPO algorithms try to optimize HPs regardless of the…

机器学习 · 计算机科学 2023-04-11 Antoine Scardigli , Paul Fournier , Matteo Vilucchio , David Naccache