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arxiv: 2604.14064 · v1 · submitted 2026-04-15 · 💻 cs.NE

Deep Neural Network-guided PSO for Tracking a Global Optimal Position in Complex Dynamic Environment

Pith reviewed 2026-05-10 11:32 UTC · model grok-4.3

classification 💻 cs.NE
keywords particle swarm optimizationdeep neural networksdynamic optimizationglobal optimum trackingadaptive swarm algorithmsmoving peaks
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The pith

DNN-integrated PSO variants track moving global optima in dynamic environments using fewer particles than the number of potential optima.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The paper introduces particle swarm optimization variants that incorporate deep neural networks to guide particles toward globally optimal positions that shift over time in complex dynamic environments. Canonical PSO and many variants require large swarms or repeated re-diversification to cope with moving optima, outdated information, and local traps. The proposed methods instead let the networks learn environmental characteristics and adapt particle dynamics to predict and pursue the optima. Experiments indicate both a centralized-network variant and a distributed-network variant achieve lower cumulative tracking error than several recent PSO algorithms while maintaining swarm sizes smaller than the number of potential optima.

Core claim

We propose novel particle swarm optimization (PSO) variants incorporated with deep neural networks (DNNs) for particles to pursue globally optimal positions in dynamic environments. PSO is a heuristic approach for solving complex optimization problems. However, canonical PSO and its variants struggle to adapt efficiently to dynamic environments, in which the global optimum moves over time, and to track them accurately. To track the global optimum in dynamic environments with smaller swarm sizes, the DNNs in our methods determine particle movement by learning environmental characteristics and adapting dynamics to pursue moving optimal positions. This enables particles to adapt to environment

What carries the argument

Deep neural network guidance of particle movement, implemented either as a single centralized network for the swarm or as distributed networks attached to individual particles, that learns environmental patterns to predict and steer toward shifting optima.

If this is right

  • Smaller swarms than the number of potential optima suffice for accurate global-optimum tracking.
  • Both centralized and distributed DNN variants reduce cumulative tracking error relative to recent PSO methods in changing environments.
  • The approaches avoid heavy reliance on multiple sub-populations or explicit re-diversification mechanisms.
  • Particles gain the ability to predict optimum movement from learned environmental dynamics rather than reacting only to current fitness values.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • The method could lower computational cost in real-time applications such as robot path planning or dynamic resource allocation where swarm size directly affects speed.
  • Training data requirements for the networks may limit use in environments that change too rapidly or lack repeatable patterns for learning.
  • The same guidance principle might transfer to other swarm-based optimizers or be combined with reinforcement-learning updates for longer-horizon prediction.

Load-bearing premise

Deep neural networks can reliably learn the characteristics of complex dynamic environments in order to predict and pursue moving optimal positions.

What would settle it

An experiment on a dynamic test function with many rapidly moving peaks in which the DNN-guided variants produce higher cumulative tracking error or require swarm sizes at least as large as the number of peaks would falsify the central performance claim.

Figures

Figures reproduced from arXiv: 2604.14064 by Stephen Raharja, Toshiharu Sugawara.

Figure 1
Figure 1. Figure 1: Example of 𝑔(𝑡) location relative to peaks ℎ1, ℎ2. with more potential optimal points than particles, without explicit change detection. 3 Preliminaries 3.1 Environment Model and Problem Description Inspired by the characteristics of estimated search areas of hu￾man presence in post-disaster situations, we model the environ￾ment 𝐸, a finite square-shaped two-dimensional bounded vector space in R × R center… view at source ↗
Figure 2
Figure 2. Figure 2: Visualization of particle 𝑝𝑖 in NNGPSO with two example observation points performance across domains, including computer vision and rein￾forcement learning [14, 17]. In our context, DNNs offer a flexible framework for capturing complex patterns in dynamic environments, thereby enhancing the convergence performance of the proposed methods [21]. This is valuable in our modeled problem, where the particle co… view at source ↗
Figure 3
Figure 3. Figure 3: Utility values of actual global best position [PITH_FULL_IMAGE:figures/full_fig_p008_3.png] view at source ↗
read the original abstract

We propose novel particle swarm optimization (PSO) variants incorporated with deep neural networks (DNNs) for particles to pursue globally optimal positions in dynamic environments. PSO is a heuristic approach for solving complex optimization problems. However, canonical PSO and its variants struggle to adapt efficiently to dynamic environments, in which the global optimum moves over time, and to track them accurately. Many PSO algorithms improve convergence by increasing the swarm size beyond potential optima, which are global/local optima but are not identified until they are discovered. Additionally, in dynamic environments, several methods use multiple sub-population and re-diversification mechanisms to address outdated memory and local optima entrapment. To track the global optimum in dynamic environments with smaller swarm sizes, the DNNs in our methods determine particle movement by learning environmental characteristics and adapting dynamics to pursue moving optimal positions. This enables particles to adapt to environmental changes and predict the moving optima. We propose two variants: a swarm with a centralized network and distributed networks for all particles. Our experimental results show that both variants can track moving potential optima with lower cumulative tracking error than those of several recent PSO-based algorithms, with fewer particles than potential optima.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Referee Report

0 major / 2 minor

Summary. The paper claims to introduce two variants of particle swarm optimization (PSO) enhanced with deep neural networks (DNNs) to track global optimal positions in complex dynamic environments. One variant uses a centralized DNN, and the other uses distributed DNNs for each particle. The methods aim to allow particles to learn and adapt to environmental changes to pursue moving optima. Experimental results are reported to show lower cumulative tracking error than several recent PSO algorithms, achieved with swarm sizes smaller than the number of potential optima.

Significance. If these results hold under scrutiny, the significance is notable for advancing hybrid methods in evolutionary computation. By integrating DNNs to predict and guide towards moving optima, the approach reduces reliance on large swarm sizes or complex re-diversification strategies common in dynamic PSO literature. This could have implications for applications in time-varying optimization problems. The manuscript's inclusion of detailed experimental protocols addresses potential concerns about verification, lending credibility to the claims.

minor comments (2)
  1. The abstract could more explicitly summarize the DNN architectures and training process to provide immediate context for the proposed variants.
  2. Clarify the exact mechanism by which the DNN outputs influence particle velocity updates, perhaps with a pseudocode or equation in the methods section for better reproducibility.

Simulated Author's Rebuttal

0 responses · 0 unresolved

We thank the referee for the positive summary, recognition of the potential significance of our DNN-guided PSO approach for dynamic optimization, and recommendation for minor revision. The feedback affirms the value of reduced swarm sizes and lower cumulative tracking error compared to recent PSO variants. No specific major comments were listed in the report, so we provide no point-by-point rebuttals below and will incorporate minor improvements for clarity and verification in the revised manuscript.

Circularity Check

0 steps flagged

No significant circularity; experimental validation against external baselines

full rationale

The paper proposes two DNN-guided PSO variants whose particle movements are determined by learned environmental characteristics. The central claim is an empirical result: lower cumulative tracking error than several recent PSO-based algorithms, achieved with swarm size smaller than the number of potential optima. No equations, derivations, or first-principles steps are shown that reduce the claimed improvement to fitted parameters, self-definitions, or self-citations. Performance is measured against independent external algorithms rather than being defined in terms of the DNN outputs themselves. This is the most common honest finding for an experimental methods paper.

Axiom & Free-Parameter Ledger

2 free parameters · 1 axioms · 0 invented entities

The central claim rests on the empirical performance of trained neural networks whose internal parameters are learned from environment data; no new physical entities are postulated.

free parameters (2)
  • DNN weights and architecture hyperparameters
    Weights are fitted during training on environmental trajectories; these learned values directly determine particle movement decisions.
  • PSO inertia and acceleration coefficients
    Standard PSO parameters are retained and presumably tuned for the dynamic case.
axioms (1)
  • domain assumption Deep neural networks can extract and generalize environmental dynamics sufficiently to predict future optima locations
    Invoked when the authors state that DNNs determine particle movement by learning environmental characteristics.

pith-pipeline@v0.9.0 · 5502 in / 1202 out tokens · 48904 ms · 2026-05-10T11:32:44.086404+00:00 · methodology

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Reference graph

Works this paper leans on

34 extracted references · 34 canonical work pages

  1. [1]

    Improved response to disasters and outbreaks by tracking population movements with mobile phone network data: A post-earthquake geospatial study in haiti.PLoS Medicine, 8, 2011

    Linus Bengtsson, Xin Lu, Anna Ekeus Thorson, Richard Garfield, and Johan von Schreeb. Improved response to disasters and outbreaks by tracking population movements with mobile phone network data: A post-earthquake geospatial study in haiti.PLoS Medicine, 8, 2011

  2. [2]

    Blackwell and Peter John Bentley

    Tim M. Blackwell and Peter John Bentley. Dynamic search with charged swarms. InAnnual Conference on Genetic and Evolutionary Computation, 2002

  3. [3]

    Blackwell and Jürgen Branke

    Tim M. Blackwell and Jürgen Branke. Multiswarms, exclusion, and anti- convergence in dynamic environments.IEEE Transactions on Evolutionary Com- putation, 10:459–472, 2006

  4. [4]

    Clerc and J

    M. Clerc and J. Kennedy. The Particle Swarm : Explosion , Stability , and Conver- gence in a Multi-Dimensional Complex Space.IEEE Transactions on Evolutionary Computation, 6(1):58–73, 2002

  5. [5]

    George V. Cybenko. Approximation by superpositions of a sigmoidal function. Mathematics of Control, Signals and Systems, 2:303–314, 1989

  6. [6]

    Duchi, Elad Hazan, and Yoram Singer

    John C. Duchi, Elad Hazan, and Yoram Singer. Adaptive subgradient methods for online learning and stochastic optimization.J. Mach. Learn. Res., 12:2121–2159, 2011

  7. [7]

    National response framework

    Federal Emergency Management Agency. National response framework. Tech- nical Report Fourth Edition, U.S. Department of Homeland Security, October 2019

  8. [8]

    Boyu Feng, Ying Zhang, and Robert E. Bourke. Urbanization impacts on flood risks based on urban growth data and coupled flood models.Natural Hazards, 106:613 – 627, 2021

  9. [9]

    MIT Press,

    Ian Goodfellow, Yoshua Bengio, and Aaron Courville.Deep Learning. MIT Press,

  10. [10]

    http://www.deeplearningbook.org

  11. [11]

    Global expansion of wildland-urban interface intensifies human exposure to wildfire risk in the 21st century.Science Advances, 10, 2024

    Yongxuan Guo, Jianghao Wang, Yong Ge, and Chenghu Zhou. Global expansion of wildland-urban interface intensifies human exposure to wildfire risk in the 21st century.Science Advances, 10, 2024

  12. [12]

    Zhang, Shaoqing Ren, and Jian Sun

    Kaiming He, X. Zhang, Shaoqing Ren, and Jian Sun. Delving deep into rectifiers: Surpassing human-level performance on imagenet classification.2015 IEEE International Conference on Computer Vision (ICCV), pages 1026–1034, 2015

  13. [13]

    Roulette-wheel selection-based pso algorithm for solving the vehicle routing problem with time windows.ArXiv, abs/2306.02308, 2023

    Gautam Siddharth Kashyap, Alexander Edward Ian Brownlee, Orchid Chetia Phukan, Karan Malik, and Samar Wazir. Roulette-wheel selection-based pso algorithm for solving the vehicle routing problem with time windows.ArXiv, abs/2306.02308, 2023

  14. [14]

    Eberhart

    James Kennedy and Russell C. Eberhart. Particle swarm optimization. InPro- ceedings of IEEE International Conference on Neural Networks, pages 1942–1948. IEEE, 1995

  15. [15]

    Alex Krizhevsky, Ilya Sutskever, and Geoffrey E. Hinton. Imagenet classification with deep convolutional neural networks.Communications of the ACM, 60:84 – 90, 2012

  16. [16]

    Andrei Lihu and Stefan Holban. A study on the minimal number of particles for a simplified particle swarm optimization algorithm.2011 6th IEEE International Symposium on Applied Computational Intelligence and Informatics (SACI), pages 299–303, 2011

  17. [17]

    The ex- pressive power of neural networks: A view from the width

    Zhou Lu, Hongming Pu, Feicheng Wang, Zhiqiang Hu, and Liwei Wang. The ex- pressive power of neural networks: A view from the width. InNeural Information Processing Systems, 2017

  18. [18]

    Rusu, Joel Veness, Marc G

    Volodymyr Mnih, Koray Kavukcuoglu, David Silver, Andrei A. Rusu, Joel Veness, Marc G. Bellemare, Alex Graves, Martin A. Riedmiller, Andreas Kirkeby Fidjeland, Georg Ostrovski, Stig Petersen, Charlie Beattie, Amir Sadik, Ioannis Antonoglou, Helen King, Dharshan Kumaran, Daan Wierstra, Shane Legg, and Demis Hassabis. Human-level control through deep reinfor...

  19. [19]

    Waslander

    Barza Nisar, Hruday Vishal Kanna Anand, and Steven L. Waslander. Gradient- based maximally interfered retrieval for domain incremental 3d object detection. 2023 20th Conference on Robots and Vision (CRV), pages 304–311, 2023

  20. [20]

    Two centuries of productivity growth in computing.The Journal of Economic History, 67:128 – 159, 2007

    William Nordhaus. Two centuries of productivity growth in computing.The Journal of Economic History, 67:128 – 159, 2007

  21. [21]

    Alena Otto, Niels A. H. Agatz, James F. Campbell, Bruce L. Golden, and Erwin Pesch. Optimization approaches for civil applications of unmanned aerial vehicles (uavs) or aerial drones: A survey.Networks, 72:411 – 58, 2018

  22. [22]

    Part, Christopher Kanan, and Stefan Wermter

    German Ignacio Parisi, Ronald Kemker, Jose L. Part, Christopher Kanan, and Stefan Wermter. Continual lifelong learning with neural networks: A review. Neural networks : the official journal of the International Neural Network Society, 113:54–71, 2018

  23. [23]

    Improved pso based job schedul- ing algorithm for resource management in grid computing.International Journal of Advanced Technology and Engineering Exploration, 2019

    Surendra Kumar Patel and Anil Kumar Sharma. Improved pso based job schedul- ing algorithm for resource management in grid computing.International Journal of Advanced Technology and Engineering Exploration, 2019

  24. [24]

    Piotrowski, Jaroslaw J

    Adam P. Piotrowski, Jaroslaw J. Napiorkowski, and Agnieszka E. Piotrowska. Population size in particle swarm optimization.Swarm Evol. Comput., 58:100718, 2020

  25. [25]

    Editorial for the special issue on particle swarm optimization.Swarm Intelligence, 3:243–244, 2009

    Riccardo Poli, Andries Petrus Engelbrecht, and James Kennedy. Editorial for the special issue on particle swarm optimization.Swarm Intelligence, 3:243–244, 2009

  26. [26]

    Stephen Raharja and Toshiharu Sugawara. An extension of particle swarm optimization to identify multiple peaks using re-diversification in static and dynamic environments.International Journal of Smart Computing and Artificial Intelligence, 2023

  27. [27]

    A perturbation and speciation-based algo- rithm for dynamic optimization uninformed of change

    Federico Signorelli and Anil Yaman. A perturbation and speciation-based algo- rithm for dynamic optimization uninformed of change. InAnnual Conference on Genetic and Evolutionary Computation, 2025

  28. [28]

    Prediction and simulation of human mo- bility following natural disasters.ACM Transactions on Intelligent Systems and Technology (TIST), 8:1 – 23, 2016

    Xuan Song, Quanshi Zhang, Yoshihide Sekimoto, Ryosuke Shibasaki, Nicholas Jing Yuan, and Xing Xie. Prediction and simulation of human mo- bility following natural disasters.ACM Transactions on Intelligent Systems and Technology (TIST), 8:1 – 23, 2016

  29. [29]

    World Urbanization Prospects: The 2018 Revision

    United Nations, Department of Economic and Social Affairs, Population Division. World Urbanization Prospects: The 2018 Revision. United Nations, New York, 2019

  30. [30]

    The human cost of disasters: An overview of the last 20 years (2000–2019)

    United Nations Office for Disaster Risk Reduction (UNDRR). The human cost of disasters: An overview of the last 20 years (2000–2019). Technical report, United Nations Office for Disaster Risk Reduction, Geneva, Switzerland, 2020

  31. [31]

    The central limit theorem and the measures of central tendency

    Cvetkov V. The central limit theorem and the measures of central tendency. Deutsche internationale Zeitschrift für zeitgenössische Wissenschaft, 49, February 2023

  32. [32]

    Benchmarking continuous dynamic optimization: Survey and generalized test suite.IEEE Transactions on Cybernetics, 52:3380–3393, 2020

    Danial Yazdani, Mohammad Nabi Omidvar, Ran Cheng, Jürgen Branke, Trung- Thanh Nguyen, and Xin Yao. Benchmarking continuous dynamic optimization: Survey and generalized test suite.IEEE Transactions on Cybernetics, 52:3380–3393, 2020

  33. [33]

    Gandomi, and Xin Yao

    Delaram Yazdani, Danial Yazdani, Donya Yazdani, Mohammad Nabi Omidvar, Amir H. Gandomi, and Xin Yao. A species-based particle swarm optimization with adaptive population size and deactivation of species for dynamic optimization problems.ACM Transactions on Evolutionary Learning and Optimization, 3:1 – 25, 2023

  34. [34]

    Pei-Yao Zhu, Sheng-Hao Wu, Ke-Jing Du, Hua Wang, Jun Zhang, and Zhi hui Zhan. Diversity-driven multi-population particle swarm optimization for dy- namic optimization problem.Proceedings of the Companion Conference on Genetic and Evolutionary Computation, 2023