Advances in Graph-Structured Data: Methods and Applications

A special issue of Data (ISSN 2306-5729).

Deadline for manuscript submissions: 30 April 2026 | Viewed by 205

Special Issue Editors

School of Business and Law, Edith Cowan University, Joondalup, WA 6027, Australia
Interests: recommender systems; federated learning; privacy-preserving machine learning

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Guest Editor
School of Data Science and Artificial Intelligence, Chang’an University, Xi’an, China
Interests: data privacy; query processing; blockchain; information security

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Guest Editor
School of Computer Science and Technology, Zhejiang Sci-Tech University, Hangzhou, China
Interests: knowledge graph; large language model; recommender systems; swarm intelligence

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Guest Editor
School of Business and Law, Edith Cowan University, Joondalup, WA 6027, Australia
Interests: business intelligence; applied data science and AI; technology innovation; personalized education

Special Issue Information

Dear Colleagues,

Graph-structured data offers a powerful and flexible abstraction for representing complex entities and their relationships. In many real-world scenarios, data can be naturally modeled as graphs. For example, users and their connections in social networks, concepts, and their relationships in knowledge graphs, or users, items, and their interactions in recommender systems.

This Special Issue focuses on graph-structured data in its broadest sense, welcoming recent advances across three interconnected areas: (1) graph-structured data management and storage, such as graph databases, RDF/triplestores, and property graph systems; (2) graph-structured data modeling and learning, such as graph representation learning, graph neural networks, and knowledge graph learning; (3) graph-structured data-driven real-world applications. These applications include, but are not limited to, the following:

  • Recommender systems;
  • Healthcare;
  • Finance;
  • Social computing;
  • Transportation and smart cities;
  • Cybersecurity;
  • Scientific discovery;
  • Education;
  • Blockchain and Web3 systems

Dr. Liang Qu
Dr. Jingxian Cheng
Dr. Shangfei Zheng
Prof. Dr. Jianxin Li
Guest Editors

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Keywords

  • graph data
  • graph representation learning
  • graph databases
  • graph analytics
  • knowledge graphs
  • recommender systems
  • healthcare applications
  • financial networks
  • social computing
  • blockchain and Web3 systems

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Published Papers (1 paper)

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Research

26 pages, 10467 KB  
Article
ANSEC-MM: Identifying Antecedents of Negative Public Sentiment Through Expression Capacity: A Mixed-Methods Approach to Crisis Mitigation
by Zeeshan Rasheed, Shahzad Ashraf and Syed Kanza Mehak
Data 2025, 10(12), 203; https://doi.org/10.3390/data10120203 - 9 Dec 2025
Abstract
Social networks have emerged as integral platforms for communication and information dissemination in contemporary society. The spread of negative sentiments and its impact on activities of users in social networks is a crucial issue. When users receive negative reviews about news or articles, [...] Read more.
Social networks have emerged as integral platforms for communication and information dissemination in contemporary society. The spread of negative sentiments and its impact on activities of users in social networks is a crucial issue. When users receive negative reviews about news or articles, regardless of authenticity, they form opinions based on their own understanding, and statistics show that more than 90% of the time this reveals predictable behavior patterns. To address this situation, the proposed Antecedents of Negative Sentiment through Expression Capacity: Mixed Methods (ANSEC-MM) study identifies the antecedents of negative sentiment using expression capacity as a mixed-methods approach to mitigate the generation of negative sentiments. The proposed model introduces the concept of identification of influencer nodes with further categorization into active and inactive influencer nodes. The model separates negative influencer nodes from positive nodes and processes the negative influencer nodes further. A Node Expressive Capacity (NE) metric predicts the frequency with which users interact with neighboring influencer nodes, which contributes to the generation of negative sentiments. A Cognitive Effect Coefficient (φ) defines the temperament status of the users. Through further computation, the model distinguishes the proportion of negative sentiments from positive ones. Negative sentiment mitigation is achieved through a developed algorithmic approach. Performance is tested and compared across three datasets against state-of-the-art models: EANN, BERT, and AOAN. The proposed model demonstrated superior performance in negative sentiment detection and mitigation, achieving accuracy rates of 90% and 88%, respectively, compared to existing models. Full article
(This article belongs to the Special Issue Advances in Graph-Structured Data: Methods and Applications)
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