Special Issues

Symmetry publishes Special Issues to create collections of papers on specific topics, with the aim of building a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors, who are experts on the topic and all Special Issue submissions follow MDPI's standard editorial process. The journal’s Editor-in-Chief and/or designated Editorial Board Member will oversee Guest Editor appointments and Special Issue proposals, checking their content for relevance and ensuring the suitability of the material for the journal. The papers published in a Special Issue will be collected and displayed on a dedicated page of the journal’s website. Further information on MDPI's Special Issue policies and Guest Editor responsibilities can be found here. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Symmetry and Asymmetry in Image Processing and Computer Vision
edited by Wei Tong and Xiangdong Meng
submission deadline 28 Feb 2027 | Viewed by 98 | Submission Open
Keywords: symmetry; asymmetry; image processing; 3D vision; SLAM; deep learning; pattern recognition; human–machine interaction
(This special issue belongs to the Section A: Computer Science)
Symmetry and Neutrino Astronomy
edited by Baobiao Yue and Alexander Sandrock
submission deadline 30 Mar 2027 | Viewed by 437 | Submission Open
Keywords: neutrino astronomy; ultra-high-energy cosmic rays (UHECRs); cosmic neutrino background; supernova neutrinos; multi-messenger astrophysics; neutrino flavor composition; hadronic interactions; high-energy neutrino detection
(This special issue belongs to the Section C: Physics)
Applications Based on Symmetry/Asymmetry in Control Engineering
edited by Ricardo López-Gutiérrez
submission deadline 31 Mar 2027 | 5 articles | Viewed by 5369 | Submission Open
Keywords: robot; automatic control; system modeling; control algorithm; stability and performance analysis; task execution; human–robot interactions
(This special issue belongs to the Section F: Engineering and Materials)
Symmetry in Optimization Algorithms and Applications
edited by
submission deadline 31 Mar 2027 | 6 articles | Viewed by 5206 | Submission Open
Keywords: symmetry; optimization algorithms; problem simplification; search space reduction; algorithm efficiency; symmetry breaking; mathematical programming; combinatorial optimization; convergence acceleration
(This special issue belongs to the Section B: Mathematics)
Symmetries in Dynamical Systems and Control Theory submission deadline 31 Mar 2027 | 5 articles | Viewed by 4823 | Submission Open
Keywords: symmetry of the power system; control theory; robot motion planning and symmetry control; symmetry dynamics; symmetrical collaboration; symmetry maintenance control; Lie groups and Lie algebra methods; research on the combination of artificial intelligence and symmetry
(This special issue belongs to the Section B: Mathematics)
Advanced Technologies in Electrical and Electronic Engineering, 4th Edition submission deadline 31 Mar 2027 | 6 articles | Viewed by 4169 | Submission Open
Keywords: renewable energy integration; power system symmetric operation; three-phase asymmetry
(This special issue belongs to the Section F: Engineering and Materials)
Symmetry/Asymmetry in Human Movement and Sensors Applied in Bioengineering
edited by
submission deadline 31 Mar 2027 | 2 articles | Viewed by 3408 | Submission Open
Keywords: symmetry in biomechanics; asymmetry in human movement; sensors in bioengineering; gait analysis; biomechanical modeling; movement disorder diagnosis; rehabilitation technology; wearable sensors; motion tracking systems; symmetry in neurorehabilitation
(This special issue belongs to the Section E: Life Sciences)
Computer Vision, Robotics, and Automation Engineering
edited by and Jian Cheng
submission deadline 31 Mar 2027 | 3 articles | Viewed by 3246 | Submission Open
Keywords: artificial intelligence; computer vision; robotics; automation; image processing; pattern recognition
(This special issue belongs to the Section A: Computer Science)
Applications Based on Symmetry in Quantum Computing
edited by , Esmot Ara Tuli and
submission deadline 31 Mar 2027 | 2 articles | Viewed by 3246 | Submission Open
Keywords: trends in quantum computing; quantum machine learning; quantum error correction; quantum optimization; quantum cryptography
(This special issue belongs to the Section A: Computer Science)
Modified Gravity and Related Symmetries
edited by Branko Dragovich and
submission deadline 31 Mar 2027 | 2 articles | Viewed by 2368 | Submission Open
Keywords: modified gravity; symmetries in modified gravity; f(R) gravity; f(T) gravity; nonlocal gravity; horndeski gravity; phenomenology of modified gravity; black holes in modified gravity; mathematical foundations of gravity
(This special issue belongs to the Section C: Physics)
Symmetry in Optimization: From Algorithmic Design to Applications submission deadline 31 Mar 2027 | 3 articles | Viewed by 2159 | Submission Open
Keywords: symmetry in optimization; optimization algorithms; symmetry reduction; symmetry breaking; metaheuristic optimization; evolutionary algorithms; invariant optimization; computational optimization; large-scale optimization
(This special issue belongs to the Section A: Computer Science)
Symmetry and Asymmetry in Wireless Sensor Networks
edited by , and Bin Li
submission deadline 31 Mar 2027 | 2 articles | Viewed by 2038 | Submission Open
Keywords: wireless sensor networks; multiple input multiple output system; antenna arrays; integrated sensing and communication; phase unwrapping; target detection and tracking; non-line-of-sight imaging; privacy and security; artificial intelligence
(This special issue belongs to the Section A: Computer Science)
Symmetry and Asymmetry in IoT Security
edited by Yue Zhang and Shan Wang
submission deadline 31 Mar 2027 | 1 articles | Viewed by 1871 | Submission Open
Keywords: IoT system; security; symmetric encryption; asymmetric decryption; data privacy
(This special issue belongs to the Section A: Computer Science)
Symmetry in Intelligent Spindle Modelling and Vibration Analysis submission deadline 31 Mar 2027 | 2 articles | Viewed by 1822 | Submission Open
Keywords: intelligent spindle modelling; vibration analysis; chatter detection; symmetry in dynamics; high-performance manufacturing
(This special issue belongs to the Section F: Engineering and Materials)
Symmetry/Asymmetry in Computer-Aided Industrial Design: 2nd Edition
edited by and Dengkai Chen
submission deadline 31 Mar 2027 | 2 articles | Viewed by 1342 | Submission Open
Keywords: symmetry in product/website/interface design; uncertainty and asymmetry in design decision-making; methods in computer-aided industrial design; ergonomics and human factors in design
(This special issue belongs to the Section A: Computer Science)
Security and Privacy Protection for Mobile Crowd Sensing
edited by Yining Liu, Feifei Kou, Jiwei Zhang, , and Pengfei Zhang
submission deadline 31 Mar 2027 | 1 articles | Viewed by 1075 | Submission Open
Keywords: mobile crowd sensing (MCS); symmetric-key protocols; key management for mobile devices
(This special issue belongs to the Section A: Computer Science)
Symmetry in Gravitational Physics and Black Holes
edited by Adailton A. Araújo Filho
submission deadline 31 Mar 2027 | 1 articles | Viewed by 936 | Submission Open
Keywords: black holes; gravitational physics; modified gravity; gravitational waves; quasinormal modes; black hole thermodynamics; gravitational lensing; black hole shadows; compact objects; strong-field gravity
(This special issue belongs to the Section C: Physics)
Symmetry in Uncertainty and Intelligent Decision-Making submission deadline 31 Mar 2027 | Viewed by 879 | Submission Open
Keywords: symmetry and asymmetry; uncertainty modeling; intelligent decision-making; aggregation operators; fuzzy, neutrosophic and plithogenic sets; information divergence; multi-criteria decision analysis; group decision-making; machine learning under uncertainty; large language model evaluation
(This special issue belongs to the Section B: Mathematics)
Chiral Quark Models and Their Applications submission deadline 31 Mar 2027 | 1 articles | Viewed by 784 | Submission Open
Keywords: nonperturbative QCD; chiral quark models; effective field theories; LQCD; chiral symmetry breaking and restoration; Nambu–Jona-Lasinio model and extensions; quark-meson models; linear sigma model; thermodynamics of strongly interacting matter; QCD phase diagram; color superconductivity; meson properties; Isospin asymmetric matter; external magnetic fields; Dyson-Schwinger equations; neutron stars and compact objects; non-extensive statistics; applications to relativistic heavy ion collisions
(This special issue belongs to the Section C: Physics)
Symmetry and Asymmetry Studies in Nonlinear Dynamics submission deadline 31 Mar 2027 | Viewed by 673 | Submission Open
Keywords: nonlinear dynamics; complex systems; symmetry and asymmetry; interdisciplinary studies; data-driven decision; machine learning; multi-fractal analysis; agent-based modeling; networks
(This special issue belongs to the Section A: Computer Science)
Symmetries and Structures in Computer Vision and Graphics
edited by , Dragan Ivetić, Branislav Popkonstantinović and
submission deadline 31 Mar 2027 | Viewed by 659 | Submission Open
Keywords: computer vision and computer graphics; symmetry and invariance; structured and geometric representations; pattern recognition and image analysis; machine learning and AI; 3D vision and visualization; neural rendering and NeRF; 3D reconstruction and photogrammetry; visual computing; VR and AR
(This special issue belongs to the Section A: Computer Science)
Symmetry and Asymmetry in Additive Manufacturing submission deadline 31 Mar 2027 | Viewed by 647 | Submission Open
Keywords: additive manufacturing; process-induced asymmetry; design symmetry constraints; functionally graded symmetry; generative design; topology optimization; lattice and support structures; anisotropy mitigation; reinforcement gradients; slicing algorithms
(This special issue belongs to the Section F: Engineering and Materials)
Advances in Chemical Engineering and Symmetry/Asymmetry
edited by Gustavo Vieira Olivieri, and
submission deadline 31 Mar 2027 | Viewed by 577 | Submission Open
Keywords: symmetry and asymmetry; chemical engineering; molecular interactions; organic applications; biotechnology; computational fluid dynamics; catalysts; solid particles; novel materials; membranes; adsorbents; industrial equipment; process safety; modeling; simulation; optimization; intensification; process control
(This special issue belongs to the Section F: Engineering and Materials)
Symmetry/Asymmetry in Data Analytics and Machine Learning submission deadline 31 Mar 2027 | Viewed by 517 | Submission Open
Keywords: symmetry; asymmetry; data analytics; machine learning; invariance; imbalanced data; pattern recognition; fairness; explainable AI
(This special issue belongs to the Section A: Computer Science)
Symmetry in Crystals and Their Magnetic Properties submission deadline 31 Mar 2027 | Viewed by 509 | Submission Open
Keywords: X-ray crystallography; crystal structures; single-crystal X-ray diffraction; powder X-ray diffraction; magnetic materials; magnetic ordering; magnetism
(This special issue belongs to the Section F: Engineering and Materials)
Symmetry/Asymmetry Design in Colloidal Systems
edited by and
submission deadline 31 Mar 2027 | Viewed by 446 | Submission Open
Keywords: colloids; interface; symmetry-breaking strategies; nanophase structures; self-organization; out-of-equilibrium behavior; functional materials; dynamic behavior
(This special issue belongs to the Section C: Physics)
Symmetry in Electromagnetic Structures: Principles and Design of Antennas, Waveguides, and Metasurfaces submission deadline 31 Mar 2027 | Viewed by 365 | Submission Open
Keywords: electromagnetic theory; antennas; waveguides; metasurfaces; leaky waves; periodic structures; higher-order symmetries; broken symmetry; metamaterials; glide symmetry
(This special issue belongs to the Section F: Engineering and Materials)
Advanced Electrochemical Sensors: Design, Selectivity and Symmetry-Based Approaches submission deadline 31 Mar 2027 | Viewed by 363 | Submission Open
Keywords: electrochemical sensors; selectivity; symmetry; nanomaterials; biosensors; molecularly imprinted polymers; analytical chemistry; environmental monitoring; wearable sensors
(This special issue belongs to the Section F: Engineering and Materials)
Symmetry Applied in Urban Water Resource Systems: Modeling, Control, and Optimization submission deadline 31 Mar 2027 | Viewed by 343 | Submission Open
Keywords: urban water resources; symmetry and asymmetry; groundwater quality; hydrogeochemistry; sustainable water management; urban water-related risks; urban water governance and policy; groundwater recharge; geomatics and GIS; remote sensing applications; machine learning in water resources; climate change and water
(This special issue belongs to the Section F: Engineering and Materials)
Selected Papers: 2026 4th International Conference on Big Data and Privacy Computing
edited by , Jinbo Xiong and
submission deadline 31 Mar 2027 | Viewed by 334 | Submission Open
Keywords: big data architecture and systems; data encryption and privacy protection; big data analysis and computing; big data science and applications; data security and blockchain application technology
(This special issue belongs to the Section A: Computer Science)
Advances in Dynamics, Planning and Control of Spacecraft and Related Systems—2nd Edition
edited by , , Yan Xiao and
submission deadline 31 Mar 2027 | Viewed by 327 | Submission Open
Keywords: mega-constellation modelling; satellite task planning; satellite swarm control; ground system design; spacecraft simulation; deep space mission
(This special issue belongs to the Section F: Engineering and Materials)
Symmetry and Asymmetry in Artificial Intelligence: Foundations, Methods, and Applications submission deadline 31 Mar 2027 | Viewed by 293 | Submission Open
Keywords: artificial intelligence; symmetry and asymmetry; invariant and equivariant learning; geometric deep learning; trustworthy and robust AI
(This special issue belongs to the Section A: Computer Science)
AI-Driven Symmetry and Pattern Analysis in Image Processing: Methods and Applications
edited by Alfredo Daza Vergaray
submission deadline 31 Mar 2027 | Viewed by 282 | Submission Open
Keywords: symmetry analysis; image processing; computer vision; deep learning; pattern recognition; medical imaging; artificial intelligence; feature extraction; image classification; object detection
(This special issue belongs to the Section A: Computer Science)
Studies of Image Processing with Symmetry/Asymmetry
edited by
submission deadline 31 Mar 2027 | Viewed by 238 | Submission Open
Keywords: image processing; symmetry; asymmetry; computer vision; deep learning; pattern recognition; medical imaging; artificial intelligence; image analysis; optimization algorithms
(This special issue belongs to the Section A: Computer Science)
Symmetry in Complex Networks and Data Mining
edited by
submission deadline 31 Mar 2027 | Viewed by 204 | Submission Open
Keywords: complex networks; data mining; artificial intelligence; graph learning; information processing; intelligent applications
(This special issue belongs to the Section A: Computer Science)
Symmetry in Quantum Cryptography and Quantum Computation
edited by , Atsuo Inomata and Raylin Tso
submission deadline 31 Mar 2027 | Viewed by 159 | Submission Open
Keywords: quantum symmetry and invariance; quantum cryptography; quantum computation; post-quantum cryptography (PQC); PQC migration protocols; hybrid quantum-classical cryptographic systems; quantum-safe security frameworks; lattice-based cryptography; code-based cryptography; multivariate cryptography; group theory in quantum information; representation theory and Lie algebras; symmetry-based security analysis; quantum key distribution (QKD); quantum error correction and fault tolerance; topological quantum computing; quantum algorithms and circuit optimization; algebraic methods in cryptography; complexity-theoretic security assumptions; secure protocol design and verification; quantum machine learning (QML); quantum neural networks (QNN); hybrid quantum-classical algorithms; quantum vs. classical machine learning benchmarking; quantum kernels and feature spaces; quantum advantage in machine learning
(This special issue belongs to the Section A: Computer Science)
Symmetry and Asymmetry Applications in Dynamic Models: From Microscopic Structures to Criticality and Complex Systems
edited by
submission deadline 31 Mar 2027 | Viewed by 55 | Submission Open
Keywords: microscopic structure; macroscopic behavior; critical phenomena; collective behavior; interdisciplinary research
(This special issue belongs to the Section C: Physics)
Symmetry in Intelligent Transportation System
edited by Haonan Yang, , Hui Wang and Xiangyu Meng
submission deadline 31 Mar 2027 | Viewed by 51 | Submission Open
Keywords: artificial intelligence; intelligent transportation systems; symmetry; intelligent perception; fault diagnosis; multimodal sensing; transportation infrastructure; digital twins; remaining useful life prediction; explainable AI
(This special issue belongs to the Section A: Computer Science)
Symmetries and Asymmetries in Rock Mechanics
edited by
submission deadline 31 Mar 2027 | Viewed by 31 | Submission Open
Keywords: rock mechanics; symmetry and asymmetry; rock mass structure; fracture development and evolution; stress and deformation fields; dynamic disturbances; damage and failure; rock mass stability
(This special issue belongs to the Section F: Engineering and Materials)
Cybersecurity and Symmetry submission deadline 31 Mar 2027 | Viewed by 28 | Submission Open
Keywords: cybersecurity; symmetric cryptography; AI-driven threat; detection; network security; privacy-preserving technologies; algorithmic security; AI governance and security; digital privacy; intrusion detection systems; emerging security frameworks
(This special issue belongs to the Section A: Computer Science)
Symmetry in Deep Learning Networks and Its Applications in the Real World, 2nd Edition
edited by , Zhuang Li and
submission deadline 31 Mar 2027 | Viewed by 25 | Submission Open
Keywords: deep learning; symmetry in engineering problems; deep learning networks with symmetrical structure; optimization of deep neural networks; optimization methods in engineering; design of deep neural networks; the application of deep learning in engineering
(This special issue belongs to the Section A: Computer Science)
Sustainable Approaches to Construction Materials
edited by Safaa Mabroum and
submission deadline 31 Mar 2027 | Viewed by 18 | Submission Open
Keywords: sustainable construction materials; low-carbon materials; waste valorization; life cycle assessment (LCA); circular economy
(This special issue belongs to the Section F: Engineering and Materials)
Symmetry in Various Polynomial Applications
edited by
submission deadline 15 Apr 2027 | 2 articles | Viewed by 898 | Submission Open
Keywords: symmetric polynomial; spin polynomial; Jacobi indexes; Hermite polynomials; Legendre polynomials; Gegenbauer polynomials; ultraspherical polynomials; superintegrable systems
(This special issue belongs to the Section B: Mathematics)
Symmetry/Asymmetry in Sustainable Transport and Logistics
edited by Yiwei Wu and Jingwen Qi
submission deadline 30 Apr 2027 | 2 articles | Viewed by 7411 | Submission Open
Keywords: symmetry/asymmetry; sustainable transportation; green logistics; mathematical optimization; eco-friendly routing; sustainable supply chain; renewable energy in transport; advanced analytics; machine learning in logistics; network design and resilience
(This special issue belongs to the Section B: Mathematics)
Symmetry and Asymmetry in Biomechanics and Gait Mechanics
edited by
submission deadline 30 Apr 2027 | 4 articles | Viewed by 7011 | Submission Open
Keywords: biomechanics; gait mechanics; symmetry; asymmetry; health; human movement; performance optimization; rehabilitation; assistive technologies; sports science
(This special issue belongs to the Section E: Life Sciences)
Symmetries in Machine Learning and Artificial Intelligence submission deadline 30 Apr 2027 | 3 articles | Viewed by 3934 | Submission Open
Keywords: symmetries; machine learning (ML); artificial intelligence (AI); model efficiency; generalization; pattern recognition; feature prioritization; complexity reduction; performance improvement; image recognition; speech processing; natural language processing (NLP); robotics; computer vision; convolutional neural networks (CNNs); object detection
(This special issue belongs to the Section A: Computer Science)
Symmetry in Digital Signal Processing: Toward Smart Embedded Applications submission deadline 30 Apr 2027 | 2 articles | Viewed by 3371 | Submission Open
Keywords: embedded signal processing; machine learning in embedded systems; real-time data acquisition; biomedical signal processing; time–frequency analysis; environmental monitoring; sustainability applications; precision agriculture; seismic signal processing; autonomous systems
(This special issue belongs to the Section A: Computer Science)
Biofeedback Applications and Symmetry in Rehabilitation, Sports and Ergonomics submission deadline 30 Apr 2027 | 5 articles | Viewed by 3133 | Submission Open
Keywords: biofeedback; rehabilitation; sports; ergonomics
(This special issue belongs to the Section E: Life Sciences)
Optimal Control and Symmetry: From Theoretical Foundations to Real-World Applications submission deadline 30 Apr 2027 | 3 articles | Viewed by 2010 | Submission Open
Keywords: optimal control; symmetry; dynamical systems and control theory; mathematical modeling; agent-based modeling; recurrent neural networks; reinforcement learning; fuzzy logic and intelligent control; robotics and autonomous systems; state estimation and filtering; time series analysis and forecasting; nonlinear control; complex systems; epidemiology and population dynamics; evacuation modeling and crowd dynamics
(This special issue belongs to the Section A: Computer Science)
Symmetry and Emerging Technologies in Sustainable Systems
edited by and Pius Adewale Owolawi
submission deadline 30 Apr 2027 | Viewed by 806 | Submission Open
Keywords: image processing; image analysis; pattern recognition; machine learning; computer vision
(This special issue belongs to the Section A: Computer Science)
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