KI 2021 44th German Conference on AI, Virtual event, September 27-October 1, 2021, Proceedings /

This book constitutes the refereed proceedings of the 44th German Conference on Artificial Intelligence, KI 2021, held in September/October 2021. Due to COVID-19 pandemic the conference was held virtually. The 16 full and 4 short papers with one extended abstract were carefully reviewed and selected...

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Corporate Authors: German Conference on Artificial Intelligence Online)
Other Authors: German Conference on Artificial Intelligence, Edelkamp, Stefan., Möller, Ralf (Computer scientist), Rueckert, Elmar., SpringerLink (Online service)
Format: eBook
Language: English
Published: Cham : Springer, 2021.
Cham : 2021.
Physical Description: 1 online resource (388 pages).
Series: Lecture notes in computer science. Lecture notes in artificial intelligence.
Lecture notes in computer science ; 12873.
LNCS sublibrary. Artificial intelligence.
Subjects:
Table of Contents:
  • Intro
  • Preface
  • Special Events
  • Tutorial
  • Workshops
  • Organization
  • Abstracts of Invited Talks
  • Monte Carlo Search
  • Autonomy in AI: Reactive Synthesis, Planning and Reinforcement Learning in Linear Temporal Logic on Finite Traces
  • Ontologies for Providing Map Knowledge to Autonomous Vehicles
  • The Third Wave of AI
  • Motion Intelligence for Human-Centred Robots
  • Human-Compatible Artificial Intelligence
  • Contents
  • Technical Programme
  • RP-DQN: An Application of Q-Learning to Vehicle Routing Problems
  • 1 Introduction
  • 2 Related Work
  • 3 Problem Definition.
  • 4 Method
  • 4.1 Original Attention-Model
  • 4.2 RP-DQN
  • 5 Experiments
  • 5.1 Baselines
  • 5.2 Data
  • 5.3 CVRP Results
  • 5.4 MDVRP Results
  • 5.5 Learning Curves
  • 5.6 Runtime Comparison
  • 5.7 Generalization Study
  • 6 Conclusion
  • References
  • Circulant Maximum Variance Bases
  • 1 Introduction
  • 2 Preliminaries
  • 2.1 Principal Component Analysis
  • 2.2 Dynamic Principal Component Analysis
  • 2.3 -Circulant Matrices
  • 3 Maximum Variance Bases
  • 3.1 Simple Matched Circulants
  • 3.2 Matched -Circulant Matrices
  • 3.3 Relation to PCA, DPCA and DFT
  • 4 Numerical Results
  • 4.1 MA Process.
  • 4.2 Circular Process
  • 5 Conclusion
  • References
  • Quantified Boolean Solving for Achievement Games
  • 1 Introduction
  • 2 Quantified Boolean Formulas
  • 3 Harary's Tic-Tac-Toe
  • 4 Related Work
  • 5 The Pairing Encoding
  • 6 Experimental Results
  • 7 Conclusion
  • References
  • Knowledge Graph Based Question Answering System for Financial Securities
  • 1 Introduction
  • 2 Framework
  • 2.1 Knowledge Graph Construction
  • 2.2 Semantic Question Answering System
  • 3 Experiments
  • 4 Conclusion
  • References
  • Semi-unsupervised Learning: An In-depth Parameter Analysis
  • 1 Introduction.
  • 2 Related Work
  • 3 Methodology
  • 3.1 Learning Paradigms
  • 3.2 Semi-unsupervised Learning with Deep Generative Models
  • 4 Datasets
  • 5 Experiments
  • 5.1 Semi-unsupervised Classification
  • 5.2 Parameter Analysis
  • 6 Summary and Outlook
  • References
  • Combining Transformer Generators with Convolutional Discriminators
  • 1 Introduction
  • 2 Related Work
  • 2.1 Generative Models Using CNNs
  • 2.2 Generative Models Using Attention
  • 2.3 Hybrid Models
  • 3 Model Architecture
  • 3.1 Transformer Generator
  • 3.2 Convolutional Discriminator
  • 4 Experiments
  • 4.1 Setup
  • 4.2 Results.
  • 4.3 Frequency Analysis
  • 5 Discussion
  • 6 Conclusion
  • References
  • Explanation as a Process: User-Centric Construction of Multi-level and Multi-modal Explanations
  • 1 Introduction
  • 2 A Relational Knowledge Domain
  • 3 Learning an Interpretable Model with ILP
  • 4 Multi-level and Multi-modal Explanations
  • 4.1 Explanation Generation
  • 4.2 Explanatory Dialogue
  • 4.3 Proof-of-Concept Implementation
  • 5 Conclusion and Outlook
  • References.
  • Multi-Type-TD-TSR
  • Extracting Tables from Document Images Using a Multi-stage Pipeline for Table Detection and Table Structure Recognition: From OCR to Structured Table Representations.