The Semantic Web: ESWC 2023 Satellite Events: Hersonissos, Crete, Greece, May 28 - June 1, 2023, Proceedings (Lecture Notes in Computer Science)

This book constitutes the post-conference proceedings of the satellite events held at the 20th Extended Semantic Web Conference, ESWC 2023, held in Hersonissos, Greece, during May 28—June 1, 2023.The 50 full papers included in this book were carefully reviewed and selected from 109 submissions. They were organized in sections as follows: Posters and Demos, Industry, and PhD Symposium. Preface Organization Contents Summary of Workshops and Tutorials at European Semantic Web Conference 2023 1 Tutorials 1.1 SciKG: Tutorial on Building Scientific Knowledge Graphs from Data, Data Dictionaries, and Codebooks 1.2 A Beginner's Guide to Reasoning: How to Reason Your Way to Better Data 2 Workshops 2.1 Trusting Decentralised Knowledge Graphs and Web Data (TrusDeKW) 2.2 Knowledge Graph Construction 2.3 Linked Data-Driven Resilience Research 2.4 Metadata and Research Management for Linked Open Science 2.5 Semantic Technologies for Scientific, Technical and Legal Data 2.6 Semantic Web on Constrained Things 2.7 Semantic Web Solutions for Large-Scale Biomedical Data Analytics 2.8 Knowledge Graph Generation from Text 2.9 Data Management for Knowledge Graphs 2.10 Semantic Methods for Events and Stories Posters and Demos Sparnatural: A Visual Knowledge Graph Exploration Tool 1 Introduction 2 Sparnatural: an intuitive visual SPARQL query builder 3 Demonstrators 4 Ontology-Driven Configuration of Sparnatural 5 Related Work 6 Summary References Integrating Faceted Search with Data Analytic Tools in the User Interface of ParliamentSampo – Parliament of Finland on the Semantic Web 1 Parliamentary FAIR Linked Data for Problem Solving 2 Using the ParliamentSampo Portal 3 Easy Declarative Implementation Using Sampo-UI 4 Related Works and Contributions References SHACL-ACL: Access Control with SHACL 1 Introduction 2 Access Control with SHACL 3 Demonstration of Use Case 4 Conclusion References A Hybrid Knowledge Graph and Bayesian Network Approach for Analyzing Supply Chain Resilience 1 Context and Motivation 2 ReSCA Knowledge Graph Representation 3 Bayesian Network Extraction and Impact Factor Calculation 4 Demonstration References More Power to SPARQL: From Paths to Trees 1 Introduction 2 Framework: Extending SPARQL for Connection Search 3 System and Demonstration Scenario 4 Related Work References Assessing Knowledge Graphs Accountability 1 Introduction 2 Adaptation of LiQuID and Translation into Queries 3 Querying KGs and Aggregating Accountability Scores 4 Experiments 5 Conclusion References Reinforcement Learning-Based SPARQL Join Ordering Optimizer 1 Introduction 2 Method 3 Initial Experiments 4 Conclusion References SAP-KG: Synonym Predicate Analyzer Across Multiple Knowledge Graphs 1 Introduction 2 The SAP-KG Architecture 3 Demonstration of Use Cases 4 Conclusions References Descriptive Comparison of Visual Ontology Change Summarisation Methods 1 Introduction 2 Ontology Change Visualisation Methods 3 Analysing Change Visualisation Methods 4 Conclusion References AgriNER: An NER Dataset of Agricultural Entities for the Semantic Web 1 Introduction 2 Proposed Taxonomy 3 Dataset Statistics 4 Machine Learning-Based Extraction of Named Entities 5 Conclusion References ClayBot: Increasing Human-Centricity in Conversational Recommender Systems 1 Introduction 2 Human-Centered Product Recommendations in CRS 3 Demo: Alexa, Ask ClayBot to Recommend a Product 4 Conclusion References Mining Symbolic Rules to Explain Lung Cancer Treatments 1 Introduction 2 The DIGGER Architecture 3 Demonstration of Use Case 4 Conclusion and Future Work References GLENDA: Querying RDF Archives with Full SPARQL 1 Introduction 2 The GLENDA System 3 Demonstration of GLENDA 4 Conclusion References Piloting Topic-Aware Research Impact Assessment Features in BIP! Services 1 Introduction 2 Implementation 2.1 Topic-Aware, Categorical Impact Indicators 2.2 Data Collection, Processing, and Publishing 2.3 BIP! Services Extensions 3 Demonstration Scenarios References Explanation-Based Tool for Helping Data Producers to Reduce Privacy Risks 1 Introduction 2 Smart Meter Use Case 3 Demonstration Scenario References PathWays: Entity-Focused Exploration of Heterogeneous Data Graphs 1 Motivation and Problem Statement 1.1 Entity-Rich Graphs 1.2 Entity Paths 2 Demonstration Scenarios 3 View Materialization and View-Based Rewriting 4 Related Work and Conclusion References A Geological Case Study on Semantically Triggered Processes 1 Introduction 2 Architecture and Case Study 3 Conclusion and Future Work References A System for Repairing EL Ontologies Using Weakening and Completing 1 Introduction 2 Repairing system 3 Conclusion References A User Interface Model for Digital Humanities Research: Case BookSampo – Finnish Fiction Literature on the Semantic Web 1 Introduction 2 BookSampo Knowledge Graph 3 Using the New User Interface for the BookSampo KG 4 Discussion and Future Work References Modeling Grammars with Knowledge Representation Methods: Subcategorization as a Test Case 1 Introduction 2 Knowledge Representation and Constraint-Based Syntax 3 Subcategorization and Structure Sharing in OWL 4 Consequences and Conclusions References TRIC: A Triples Corrupter for Knowledge Graphs 1 Introduction 2 Related Work 3 Methodology 4 Conclusion and Future Work References ExeKGLib: Knowledge Graphs-Empowered Machine Learning Analytics 1 Introduction 2 Usage Demonstration 3 System Design 3.1 Underlying KG Schemata 3.2 Executable KG Construction 3.3 ML Pipeline Execution 4 Future Work References Hannotate: Flexible Annotation for Text Analytics from Anywhere 1 Introduction 2 Related Work 3 Hannotate 3.1 Annotation Types 3.2 User Role and Functionalities 3.3 Components 4 Conclusion References Study-Buddy: A Knowledge Graph-Powered Learning Companion for School Students 1 Introduction 2 The Study-Buddy Architecture 3 Prototype Demonstrator 4 Conclusions References On the Problem of Automatically Aligning Indicators to SDGs 1 Introduction 2 Related Work 2.1 Goals, Actions and Indicators 2.2 Dynamic SLOD-BI 2.3 SDGs-Based Classification 3 Methods and Results 4 Conclusions References Automating Benchmark Generation for Named Entity Recognition and Entity Linking 1 Introduction 2 Methodology 3 Experiments 4 Conclusion and Future Work References VRKG-CollaborativeExploration - Data-Driven Discussions in the Metaverse 1 Introduction and Background 2 VRKG-CollaborativeExploration 3 Demonstration and Conclusions References FOO: An Upper-Level Ontology for the Forest Observatory 1 Introduction 2 Approach 3 Conclusion and Future Work References RoXi: A Framework for Reactive Reasoning 1 Introduction 2 Related Work 3 Architecture 4 Conclusion and Future Work References SummaryGPT: Leveraging ChatGPT for Summarizing Knowledge Graphs 1 Introduction 2 Architecture 3 Demonstration 4 Conclusions References Entity Typing with Triples Using Language Models 1 Introduction 2 Related Work 3 Approach 4 Evaluation 4.1 Data 4.2 Comparison with Baselines 4.3 Analysis of Language Models and Classifiers and Ablation Study 5 Conclusion References Industry Addressing the Scalability Bottleneck of Semantic Technologies at Bosch 1 Introduction 2 Semantic Approach to Industrial-Scale Data 3 Conclusion References Knowledge Injection to Counter Large Language Model (LLM) Hallucination 1 Introduction 2 Problem Setup and Experiments 2.1 Hallucination 2.2 Generated Response Quality 3 Results and Discussion 3.1 Hallucination 3.2 Generated Response Quality 4 Conclusions and Future Work References Towards the Deployment of Knowledge Based Systems in Safety-Critical Systems 1 Introduction 2 Facilitating the Design of a Task-Fit Knowledge Base 3 Enhancing Black Box Verification and Validation 4 An Acceptable and Bounded Execution Time 5 Conclusion References A Source-Agnostic Platform for Finding and Exploring Ontologies at Bosch 1 Introduction 2 Approach 3 Conclusion References Wisdom of the Sellers: Mining Seller Data for eCommerce Knowledge Graph Generation 1 Introduction 2 Approach 3 Applications References Supplier Optimization at Bosch with Knowledge Graphs and Answer Set Programming 1 Introduction 2 Supplier Optimization 3 Discussion and Future Work References Ontologies for Formalizing the Process of Configuring and Deploying Building Management Systems 1 Introduction 2 System and Process Ontologies 3 Knowledge Extraction for Task Configuration 4 Industrial Application - Barriers and Opportunities References PhD Symposium Metaphor Processing in the Medical Domain via Linked Data and Language Models 1 Introduction 2 State of the Art 2.1 Computational Metaphor Processing 2.2 Metaphors in the Medical Domain 3 Problem Statement and Contributions 4 Research Methodology and Approach 5 Evaluation Plan 6 Preliminary Results 7 Conclusions References Knowledge-Based Multimodal Music Similarity 1 Introduction 1.1 Problem Statement 1.2 Expected Contribution 2 Related Works 2.1 Symbolic Music Similarity 2.2 Audio Music Similarity 2.3 Multimodal Music Similarity 3 Research Metodology 3.1 Evaluation 4 Current Results 4.1 Dataset Creation 4.2 Studies on Harmonic Similarity 4.3 Music Chord Embeddings 4.4 Semantic Integration of Musical Data 5 Conclusion and Next Steps References Semantic Parsing for Knowledge Graph Question Answering with Large Language Models 1 Introduction 2 States of the Art/Related Work 3 Problem Statement 3.1 Research Questions 4 Research Methodology and Approach 5 Evaluation/Evaluation Plan 6 Results 7 Conclusions/Lessons Learned References Semantic and Efficient Symbolic Learning over Knowledge Graphs 1 Introduction 1.1 Motivating Example 2 State of the Art 2.1 Mining Rules in Relational Databases 2.2 Mining Rules in Knowledge Graphs 3 Problem Statement and Contributions 3.1 Preliminaries 4 Research Methodology and Approach 5 Evaluation/Evaluation Plan 6 Results So Far 7 Conclusions/Lessons Learned References Query Answering over the Polymorphic Web of Data 1 Introduction 2 Related Work 2.1 Combination of Knowledge Graph Embeddings 2.2 Including Link Prediction in SPARQL Queries 3 Problem Statement and Contributions 4 Research Methodology and Approach 5 Evaluation Plan 6 Results 7 Conclusions References Optimisation of Link Traversal Query Processing over Distributed Linked Data through Adaptive Techniques 1 Introduction 2 State of the Art 2.1 Link Traversal Query Processing 2.2 Dataset Information Discovery 2.3 Query Adaptation Techniques 3 Problem Statement and Contributions 4 Research Methodology and Approach 5 Evaluation Plan 6 Preliminary Results 7 Conclusions References Formalizing Stream Reasoning for a Decentralized Semantic Web 1 Introduction 2 State of the Art 2.1 Formalism for Decentralized Stream Reasoning 2.2 Decentralized Time Semantics 2.3 Time-Oriented Schema Alignment 3 Problem Statement 4 Research Methodology 5 Evaluation Plan 6 Preliminary Results 7 Conclusions References A Distributed and Parallel Processing Framework for Knowledge Graph OLAP 1 Introduction 2 State of the Art 3 Problem Statement and Contributions 3.1 Hypotheses 3.2 Research Questions 4 Research Methodology and Approach 5 Evaluation Plan 6 Preliminary Results 7 Conclusions References Ontology-Compliant Knowledge Graphs 1 Introduction and Motivation 2 State of the Art 3 Problem Statement and Contributions 4 Research Methodology and Approach 5 Evaluation Plan: A Case Study in the Building Sector 6 Preliminary Results 7 Conclusions References Evaluating Knowledge Graphs with Hybrid Intelligence 1 Introduction 2 Background and Related Work 2.1 Definitions 2.2 State of the Art in Human-Centric Knowledge Graph Evaluation 2.3 Related Work on Hybrid-Intelligence and Multi-agent Systems 3 Problem Statement and Contributions 4 Research Methodology and Approach 5 Evaluation Plan 6 Preliminary Results 7 Summary References Exploiting Semantics for Explaining Link Prediction Over Knowledge Graphs 1 Introduction 1.1 Motivating Example 2 State of the Art 3 Problem Statement 4 Research Methodology 5 Evaluation Plan 6 Results so Far 7 Conclusions and Lessons Learned References A Window into the Multiple Views of Linked Data 1 Introduction 2 State of the Art 2.1 Languages for Mapping Heterogeneous Data 2.2 Mapping Engines 2.3 Optimization Techniques 3 Problem Statements and Contributions 3.1 Inefficient Handling of Streaming Heterogeneous Data 3.2 Lack of Variety in Output 4 Research Methodology and Approach 5 Evaluation 6 Intermediate Results 7 Conclusion and Lessons Learned References Author Index