• Issue

    Expert Systems: Volume 42, Issue 8

    August 2025
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ISSUE INFORMATION

Free Access

Issue Information

  • First Published: 18 June 2025

ORIGINAL ARTICLE

Open Access

Enabling the Application of Graph Neural Networks on Graphs With Unknown Connectivity

Jorge García-Carrasco,  Alejandro Maté,  Juan Trujillo, 
  • First Published: 18 June 2025

A Hybrid Spiking Model for Anomaly Detection in Multivariate Time Series

Wei Zhang,  Ping He,  Shengrui Wang,  Fan Yang,  Ying Liu, 
  • First Published: 19 June 2025

REVIEW

Open Access

FLAMES—Federated Learning for Advanced MEdical Segmentation

Martina Savoia,  Edoardo Prezioso,  Francesco Piccialli, 
  • First Published: 24 June 2025

ORIGINAL ARTICLE

Federated Cross-Domain Recommendation Framework With Graph Neural Network

Deling Huang,  Qilong Feng, 
  • First Published: 23 June 2025

The Performance of Distances Between Time Series: An In-Depth Comparison

Margarida G. M. S. Cardoso,  Ana A. Martins, 
  • First Published: 24 June 2025

Machine Learning-Based Prediction in HTTP Request–Response Cycles: Impacts on Webpage Quality Metrics

Ala Alarood, 
  • First Published: 24 June 2025

CasText: Fusion of Text Information Flow and Global Perspective for Predicting the Size of Information Dissemination

Hao Luo,  Guixiang Cheng,  Zhongying Deng,  Haiyang Chi,  Xin Yan, 
  • First Published: 26 June 2025
Open Access

Single Word Change Is All You Need: Using LLMs to Create Synthetic Training Examples for Text Classifiers

Lei Xu,  Sarah Alnegheimish,  Laure Berti-Equille,  Alfredo Cuesta-Infante,  Kalyan Veeramachaneni, 
  • First Published: 07 July 2025

REVIEW

Open Access

Security in Metaverse Markets: Challenges and Solutions—A Comprehensive Review

Mohammad Z. Aloudat,  Mahmoud Barhamgi,  Elias Yaacoub,  Dani Aoun, 
  • First Published: 03 July 2025

ORIGINAL ARTICLE

Active Object Detection Using a Novel Network and Partial Prior Information

Jianyu Wang,  Feng Zhu,  Qun Wang,  Pengfei Zhao, 
  • First Published: 07 July 2025

Multi-Objective Manifold Representation for Opinion Mining

Pshtiwan Rahman,  Fatemeh Daneshfar,  Hashem Parvin, 
  • First Published: 05 July 2025

REVIEW

Federated Learning: Concepts, Challenges and Implementation

Naeem Khan,  Shibli Nisar,  Muhammad Asghar Khan,  Muhammad Attique Khan,  David Camacho,  Yasar Abbas Ur Rehman,  Amir Hussain, 
  • First Published: 08 July 2025

Comprehensive Review of Graph Neural Networks: Challenges, Classification, Architectures, Applications, and Potential Utility in Bioinformatics

Adil Mudasir Malla,  Asif Ali Banka, 
  • First Published: 11 July 2025

ORIGINAL ARTICLE

Cloud Layer and Precipitation Forecasting via Multi-Scale Gated Temporal and Spatial Attention Network

Jiabing Liu,  Jianhao Sun,  Haiwen Wei,  Junzhi Shi,  Mingliang Gao, 
  • First Published: 12 July 2025

SURVEY ARTICLE

Transforming Healthcare With Artificial Intelligence and Blockchain: A Secure, Transparent and Energy-Efficient Approach

Sagnik Datta,  Suyel Namasudra,  Nageswara Rao Moparthi,  Suchi Kumari,  Ruben Gonzalez Crespo, 
  • First Published: 12 July 2025

ORIGINAL ARTICLE

Transformer-Based Contrastive Learning With Dynamic Masking and Adaptive Pathways for Time Series Anomaly Detection

Qian Liang,  Xiang Yin, 
  • First Published: 12 July 2025

REVIEW

Securing Autonomous Vehicles: An In-Depth Review of Cyber Attacks and Anomaly Detection Challenges

Ratnapal Kumarswami Mane,  Poonam Sharma, 
  • First Published: 15 July 2025