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The International Conference on the Principles of Knowledge Representation and Reasoning (KR) is a leading forum for timely, in-depth presentation of progress in the theory and principles underlying the representation and computational management of knowledge.

Until 2020 KR was a biennial conference.

Conference History:

21st KR 2024, November 2-8, 2024, Hanoi, Vietnam

(Host: International Training and Cooperation Institute, East Asia University of Technology)

Conference: 2 – 8 November; Tutorials and Workshops: 2 – 4 November

Pre-conference Workshops:
5th Workshop on Explainable Logic-Based Knowledge Representation (XLoKR 2024)
1st Workshop on Symbolic and Neuro-Symbolic Architectures for Intelligent Robotics Technology (SYNERGY)
1st International Workshop on Next-Generation Language Models for Knowledge Representation and Reasoning (NeLaMKRR 2024)
International Workshop on Logical Aspects in Multi-Agent Systems and Strategic Reasoning (LAMAS&SR 2024; CANCELLED)
Joint Workshop on Knowledge Diversity and Cognitive Aspects of KR (KoDis/CAKR 2024; CANCELLED)

Pre-conference Tutorials:
Large Language Models are Human-like Annotators
Formal Aspects of Strategic Reasoning in Multi-Agent Systems
Iterated Belief Change
Probing Machine Learning Models in Angluin’s Style tutorial
An introduction to approximation fixpoint theory
Argumentation and Machine Learning
Fundamental Problems in Statistical Relational AI
Cogent: a Neuro-Symbolic Platform for KR&R in Natural Language (CANCELLED)

Special Tracks:
Knowledge Representation in the Wild
Reasoning, Learning, and Decision Making

Main Track Sessions:
Causality and Explanations
Answer Set Programming
KR and Learning
Query Answering
Argumentation
Temporal Reasoning
Description Logics
Belief Change
Counting and Enumerating
Planning
Diversity & Inclusion
Strategic Reasoning
Logic and Neural Networks
Explainable AI
Reasoning with Rules
Planning and Machine Learning
Knowledge Graphs
Non-Monotonic Reasoning
Inconsistency and Para-consistency
Possibility and Probability
Explanation in Argumentation
Knowledge Representation

Lightning Talks: What’s on today?
Diversity & Inclusion: Lightning Talks & Posters

KR Awards Session

Keynotes:
KR Meets Data Quality
Can Large Language Models (LLMs) Really Reason & Plan?
Logic-based Explainability of Machine Learning (ML) Models
Great Moments in KR

Co-Located Workshops:
22nd International Workshop on Nonmonotonic Reasoning (NMR 2024), Nov 2-4

20th KR 2023, September 2-8, 2023, Rhodes, Greece

(Host: Department of Electrical and Computer Engineering, Division of Telecommunications & Information Technology, University of Patras)

Pre-conference Workshops:
4th Workshop on Explainable Logic-Based Knowledge Representation (XLoKR 2023)
First International Workshop on Argumentation and Applications (Arg&App 2023)
The Second Workshop on Knowledge Diversity (KoDis)
CME: the 2nd International Workshop on Computational Machine Ethics
Graphical Reasoning with Imperfect Data (GRID)
The Seventh Image Schema Day (ISD7)
AI-driven Heterogeneous Data Management : Completing, Merging, Handling Inconsistencies and Query-answering (ENIGMA-2023)
Cognitive Aspects of Knowledge Representation (CAKR)

Pre-conference Tutorials:
Towards Causal Foundations of Safe AI
Concept Learning in Description Logics
Strategic Reasoning in Automated Mechanism Design
Termination Analysis of Rule-based Ontological Reasoning
Statistical Relational AI – Exploiting Symmetries
How Knowledge Representation Benefits from Formal Concept Analysis

Special Sessions: (CANCELLED)
Knowledge Representation and Reasoning (KR) and Machine Learning (ML)
Knowledge Representation and Reasoning (KR), Robotics & Planning

Technical Sessions:
Knowledge Representation & Reasoning Application
Computational aspects of knowledge representation (and uncertainty)
Explainable AI (and Preferences)
Learning
Commonsense Reasoning
Belief Revision and Update
Automated Reasoning and Argumentation
Multi-Agent Systems and Knowledge Compilation
Applications of Knowledge Representation
Argumentation (& Explainable AI)
Belief Revision
Description Logic
Planning
Constraint Acquisition and Description Logic
Reasoning about Knowledge and Knowledge Compilation
Doctoral Consortium Sessions

Invited Talks:
How to Make Logics Neurosymbolic
Knowledge Representation in the Languages of Logic Programs under Answer Set Semantics (Great Moments in KR Talk)
On the need of semantics when tackling Knowledge Graph completion under a Machine Learning perspective
ASP in Industry, here and there
Reasoning about reasoning about reasoning: from logic to the lab
Leading Innovation and Collaboration in Knowledge Representation Research (Doctoral Consortium)

Knowledge Representation Manifesto

Co-located Workshops:
21st International Workshop on Non-Monotonic Reasoning (NMR 2023)
36th International Workshop on Description Logics (DL 2023)

19th KR 2022, July 31 – August 5, 2022, Technion, Haifa, Israel

(Host: Department of Computer Science, Technion – Israel Institute of Technology; part of FLoC 2022)

Pre-conference Workshops:
XLoKR 2022 – Third Workshop on Explainable Logic-Based Knowledge Representation
PCCR 2022 – Third Workshop on Parameterized Complexity of Computational Reasoning

Pre-conference Tutorials:
Assumption-Based Nonmonotonic Reasoning
Belief Change, Ontology Repair and Evolution
DatalogMTL: Theory and Practice of Temporal Reasoning
Hybrid Temporal Situation Calculus Planning with Continuous Processes: Semantics
Referring Expressions in Artificial Intelligence and Knowledge Representation Systems
Logic meets Learning + Explainable Machine Learning

Technical Sessions:
Epistemic Logic
Knowledge Graphs
Multi-Agent Systems
Temporal Reasoning
Description Logics
Argumentation
Belief Revision
Automated Reasoning
Strategic Reasoning
Systems & Robotics
Belief Revision/RDFS
Knowledge Representation & Machine Learning
Recently Published Research
Conditionals
Actions
Systems & Robotics / Existential Rules
Belief Merging / Revision
Datalog & Existential Rules
Planning
Deontic Logic

Report Back on Dagstuhl Perspectives Workshop: Current and Future Challenges in Knowledge Representation and Reasoning
D&I Session
Doctoral Consortium

Invited Talks:
Neuro-Symbolic Adventures on Commonsense Knowledge and Reasoning
Probabilities, Reasoning, and Argumentation
From Non-monotonic Reasoning to Argumentation and Commonsense (Great Moments in KR Talk)
Graph Queries: Do We Study What Matters?
Report Back on Dagstuhl Perspectives Workshop: Current and Future Challenges in Knowledge Representation and Reasoning

Co-located Workshops/Conferences:
Federated Logic Conference (FLoC), Jul 31-Aug 12

18th KR 2021, 6-12 November 2021, Hanoi, Vietnam Virtual venue

(Host: International Training and Cooperation Institute, East Asia University of Technology)

Pre-conference Workshops:
6th International Workshop on Semantics-Powered Health Data Analytics (SEPDA 2021)
Explainable Logic-Based Knowledge Representation (XLoKR 2021)
Workshop on Benefits of Using Ontologies in Artificial Intelligence
Knowledge Representation for Hybrid and Compositional AI (KRHCAI)
Doctoral Consortium

Pre-conference Tutorials:
Completeness, Recall, and Negation in Open-World Knowledge Bases
Knowledge Representation & Reasoning Meets Cyber-Physical Systems: Formalization, Behavior, Trustworthiness

Invited Talks:
The Logic of Graph Neural Networks
Spatial and Physical Reasoning: From Angry Birds to Open World AI
Description Logic and OWL: A Tale of Discoveries, Design Choices, Challenges, and Lessons Learnt (Great Moments in KR Talk)
Reverse Engineering Human Cognitive Development: What Do We Start With, and How Do We Learn The Rest?
The Interactionist View of Reasoning for Explainable AI

Technical Sessions:
Explanation
Synthesis & Planning
Robotics / Knowledge Graphs
Multi-Agent Systems
Epistemic Logic
Applications & Systems
Planning
Argumentation
Belief Change
Description Logics
Ontology-Mediated Query Answering
Answer Set / Logic Programming
Knowledge Representation & Machine Learning
Reasoning about Actions
Knowledge Representation Languages

Future of Knowledge Representation Session
Doctoral Consortium Lightning Session
Poster Sessions

17th KR 2020, 12-18 September 2020, Rodhes, Greece Virtual venue

(Host: Department of Computer Engineering and Informatics, University of Patras)

Pre-conference Workshops:
Explainable Logic-Based Knowledge Representation (XLoKR 2020)
International Workshop on Applications of AI to Forensics (AI2Forensics)
Knowledge Representation for All Minds (KR4AMinds; CANCELLED)
Models of Legal Reasoning (MLR)
Reasoning about ACtions and Events over Streams (RACES)
Doctoral Consortium

Pre-conference Tutorials:
Argumentative Explanations in AI
Cognitive Logics – Formal and Cognitive Methods for Reasoning in an Uncertain and Dynamic World
Dynamic Epistemic Logic and Epistemic Planning
Practical Uses of Existential Rules in Knowledge Representation

Invited Talks:
Models and Decisional issues for Human-Robot Joint Action
A Hitchhiker’s Tour Through Computational Complexity in Knowledge Representation and Reasoning (Great Moments in KR Talk)
How to (Re)represent it?
Probabilistic model checking for strategic equilibria-based decision making
Taking AI to the Next Level
Lessons from three decades of research into learning and reasoning with relational probabilistic models

Technical Sessions:
Application & Systems
Argumentation
Belief Change and Revision
Strategies and Verification
Knowledge Representation & Robotics
Plans, Strategies and Explainability
Epistemic Planning
Uncertainty and Preferences
Ontologies
Query Answering
Description Logics
Programming
Answer Set Programming
Datalog and Existential Rules
Model Checking
Uncertainty and Explainability
Nonmonotonic Reasoning and Belief Change
Synthesis and Robotics
Knowledge Representation & Machine Learning
Reasoning about Actions and Change
Spatial and Temporal Reasoning
Computational Aspects of Knowledge Representation
Ontologies and Knowledge Graphs
Poster Session
DC Lightning Talks

Co-located Workshops/Conferences:
International Workshop on Description Logics (DL)
International Workshops on Nonmonotonic Reasoning (NMR)

16th KR 2018, October 30-November 2, 2018, Tempe, Arizona, USA

(Host: Reasoning sub-group, Artificial Intelligence (AI) group, School of Computing, Informatics and Decision Systems Engineering, Fulton Schools of Engineering, Arizona State University)

Pre-conference Workshops:
Knowledge Representation in Natural Languages [Canceled] Reasoning about Actions and Processes: Planning, Verification and Synthesis
First Workshop on Induce and Deduce: Integrating learning of representations and models with deductive, explainable reasoning that leverages knowledge
Hybrid Reasoning and Learning
Reasoning with Ambiguous and Conflicting Evidence and Recommendations in Medicine (MedRACER)
3rd International Workshop on Ontology Modularity, Contextuality, and Evolution (WOMoCoE)
11th Cognitive Robotics Workshop

Pre-conference Tutorials:
Implementing Knowledge Representation Approaches with Tweety [Canceled] Knowledge, Strategy, and Know-How
Belief Revision: 30 Years
An overview of ranking-based argumentation semantics
Stream Reasoning – Incremental Reasoning Upon Rapidly Changing Information
Rulelog: Highly Expressive, Yet Scalable, Semantic Rules
From Game Description Language to Game Description Logics
Inconsistency-Tolerant Ontology-Mediated Query Answering

Doctoral Consortium, Oct 30-Nov 2

Invited Talks: (5)
n.a. (Great Moments in KR Talk)
…n.a.

Technical Sessions: (Proceedings)
Answer Set Programming and Logic Programming
Argumentation
Automated Reasoning and Computation
Belief Revision and Nonmonotonicity
Decision Theory, Rationality
Description Logics
Planning, Strategies, and Diagnosis
Reasoning about Actions, Causality
Reasoning about Knowledge and Belief
Temporal and Spatial Reasoning
Uncertainty
Extended Abstracts

Co-located Workshops/Conferences:
International Workshop on Description Logics (DL)
International Workshops on Nonmonotonic Reasoning (NMR)

15th KR 2016, April 25-29, 2016, Cape Town, South Africa

(Host: Knowledge Representation and Reasoning Group, Centre for Artificial Intelligence Research, School of Information Technology, University of Cape Town)

Pre-conference Tutorials:
Probabilistic Databases and Reasoning
Argumentation Frameworks for Explanation-Based Reasoning
Query Answering over Existential Rules
Belief Revision

Technical Sessions:
Knowledge Representation and Data Management
Argumentation
Automated Reasoning
Logic programming / inconsistency
Temporal and Spatial Reasoning
Automated Reasoning and Computation
Reasoning about Action
Uncertainty
Planning and Strategies
Description Logic
Epistemic Reasoning
Description Logic
Argumentation
Decision Theory, Rationality, and Uncertainty
Belief Revision and Nonmonotonicity
Reasoning about Action, Causality

Doctoral Consortium (CANCELLED?)

Invited Talks:
Query Compilation: the View from the Database Side
Knowledge Representation and Reasoning for Software Requirements (Great Moments in KR Talk)
Combining Statistics and Semantics to Turn Data into Knowledge
Knowledge Representation, Reasoning, and Computational Social Choice
Will AI end jobs, wars or humanity (Public Lecture)

Co-located Workshops/Conferences:
International Workshop on Description Logics (DL)
International Workshop on Non-Monotonic Reasoning (NMR)

14th KR 2014, July 20-24, 2014, Vienna University of Technology, Vienna, Austria

(Host: Knowledge Based Systems Group & Database and Artificial Intelligence Group, Institute of Logic and Computation, Vienna University of Technology)

Pre-conference Tutorials:
Dynamic Epistemic Logic and its Interaction with Knowledge Representation
Natural Language Understanding with World Knowledge and Inference
Query Answering and Rewriting in Ontology-Based Data Access
Verification of Multi-Agent Systems against Epistemic Specifications

Invited Talks:
Ontology-Based Monitoring of Dynamic Systems
Knowledge Representation meets Computer Vision: from pixels to symbolic activity descriptions
Situation Calculus: The last 15 years (Great Moments in KR Talk)
Datalog+/- : Questions and Answers
Between Philosophy and Science in Cultural Context (VSL Public Lecture)
Verification of Computer Systems with Model Checking (VSL talk)

Technical Sessions:
Description Logics
Argumentation
Planning, Strategies, Diagnosis
Belief Revision & Nonmonotonicity
Knowledge Representation and Reasoning
Automated Reasoning and Computation
Uncertainty
Logic Programming and Answer Set Programming
Causality and Rationality
Reports from the field
Poster Session

Doctoral Symposium (CANCELLED?)

Co-located Workshops/Conferences:
Federated Logic Conference (CAV, CSF, ICLP, IJCAR, ITP, LICS, RTA, SAT)
International Workshop on Description Logics (DL)
International Workshop on Non-Monotonic Reasoning (NMR)
Workshop on Knowledge Representation for Health Care (KR4HC)
Logic Colloquium

13th KR 2012, 10-14 June 2012, Rome, Italy

(Host: Department of Computer, Automatic and Management Engineering, Sapienza University of Rome)

Tutorials:
Modeling and Solving in Answer Set Programming
Graph-Based Methods for Problem Decomposition
Introduction to Social Choice
IBM Watson

Invited Talks:
Preference Elicitation and Preference Learning in Social Choice: New Foundations for Group Recommendation
Ontology-Based Data Management: Present and Future
Logic Programming Solution to the Frame Problem (Great Moments in KR Talk)
The Rise and Fall of Linear Temporal Logic
Trough the Lens of Drosophila: John McCarthy’s Quest for Human-Level Artificial Intelligence (Tribute to John McCarthy Lecture)

Technical Sessions:
Answer set programming and logic programming
Argumentation
Automated reasoning and computation
Belief revision and update
Decision making and reasoning about preferences
Description logics
Epistemic and modal logics
Inconsistency-tolerant and similarity-based reasoning
Knowledge representation and knowledge-based systems
Reasoning about actions and planning
Spatial and temporal reasoning
Uncertainty
Reports from the field
Short papers
Doctoral Consortium

Co-located Workshops/Conferences:
International Workshop on Description Logics (DL)
International Workshops on Non-monotonic Reasoning (NMR)
Symposium on Artificial Intelligence (AI*IA)
Italian Conference on Computational Logic (CILC)
International Workshop on Knowledge-intensive Business Processes (KiBP)

12th KR 2010, May 9-13, 2010, Toronto, Canada

(Host: Department of Computer Science, Ryerson University)

Pre-conference Tutorials:
Satisfiability with and without Theories.
Reasoning in DLs: Expressive Power vs. Computational Complexity
Computational Complexity of Action Planning.
What if you Wanted someone (else) to Use this? Usability Heuristics for Knowledge Representation tool & representation design

Invited Talks:
The 1984 Complexity Convergence (Great Moments in KR Talk)
Scalable Ontology Systems
Logics of Intention and the Database Perspective
Reasoning about Actions and Change: From Single Agent Actions to Multi-agent Actions

Technical Sessions:
Description Logics and Ontologies
Inconsistency Handling
Answer Set Programming
Reasoning about Action and Action Programs, and Decision Theory
Description Logics and Ontologies
Belief Change, Counterfactuals, Diagnosis and Abduction
Rule-based Reasoning, Logic Programming, and Planning
Argumentation

Poster Session
Doctoral Consortium

Co-located Workshops/Conferences:
International Conference on Autonomous Agents and Multiagent Systems (AAMAS)
International Conference on Formal Ontology in Information Systems (FOIS)
International Conference on Automated Planning and Scheduling (ICAPS)
International Workshop on Description Logics (DL)
International Workshops on Non-monotonic Reasoning (NMR)

11th KR 2008, September 16-19, 2008, Sydney, Australia

(Host: Artificial Intelligence Laboratory, School of Computer Science and Engineering, University of New South Wales)

Pre-conference Tutorials:
Knowledge Representation Techniques for General Game Playing
Argumentation Systems

Conference Workshops:
Knowledge Representation Ontology Workshop (KROW 2008)
Workshop on Knowledge Representation for Agents and Multi-Agent Systems (KRAMAS 2008)
Doctoral Consortium

Technical Sessions: (Proceedings)
Logic programming
Preferences
Nonmonotonic reasoning
Temporal and spatial
Nonmonotonic reasoning and Logic programming
Casuality and machine learning
Description Logics/Ontologies
Agents
Inconsistency
Reasoning about action
Argumentation
Belief change
Approximate reasoning and query answering
Joint KR-ICAPS Session

Invited Talks:
Satisfiability, Knowledge Compilation and the Journey Towards Universal Reasoning Engines
Beyond Nash Equilibrium: Solution Concepts for the 21st Century (KR-KROW-KRAMAS talk)
Towards Distributed Tableaux Reasoning Procedure for DDL with Increased Subsumption Propagation between Remote Ontologies (KROW talk)
Beyond Nash Equilibrium: Solution Concepts for the 21st Century
Preferences, Planning, and Control
n.a. (Great Moments in KR Talk)
Obtaining Well-Represented Knowledge from the WWW: the Need for Information Analysis (KR Challenges talk)
AI Past and Future (KR Challenges talk)

Co-located Workshops/Conferences:
International Conference on Automated Planning and Scheduling (ICAPS)
International Conference on Principles and Practice of Constraint Programming (CP)
International Workshops on Non-monotonic Reasoning (NMR)

10th KR 2006, June 2-5, 2006, Lake District, United Kingdom

(Host: Department of Computer Science, University of Manchester)

Conference program n.a.

Doctoral Consortium

Keynotes:
On Mechanization of Thought Processes
Dataspaces: Co-existence with Heterogeneity
Users Are Always Right … Even When They Are Wrong: Making Knowledge Representation Useful and Usable

Technical Sessions: (Proceedings)
Philosophical and Psychological Issues
Description Logics
Argumentation
Preferences
Ontologies
Beliefs and Belief Revision
Complexity Analysis
Logic Programming
Space, Time, and Action
Knowledge Representation Logics
Knowledge Representation and Planning

Co-located Workshops/Conferences:
Eleventh International Workshop on NonMonotonic Reasoning
International Workshop on Description Logics
International Conference on Planning and Scheduling

9th KR 2004, June 2-5, 2004, Whistler, Canada

(Host: Department of Computer Science, Simon Fraser University)

Post-conference Workshops: Joint ICAPS/KR FESTIVAL
1st KR&R Doctoral Consortium
ICAPS Doctoral Consortium

Invited Talks:
What is OWL (and why should I care)
Historical Remarks on Nonmonotonic Reasoning, Especially Circumscription
Meaning and Links: A Semantic Odysse
Evidence and Belief
Advanced Research with Autonomous Unmanned Aerial Vehicles

Technical Sessions:
Conditional issues
Spatial Reasoning
Space, Time
Philosophical issues
Description Logics
Argumentation
Compact Representations of Preference
Agents
Ontology
Belief revision and update
Merging Bases
Complexity Analysis
Logic Programming
Query Processing for Ontologies
Real Knowledge Representation Systems
Reasoning about Action
Knowledge Representation Logics
Cognitive Robotics
Knowledge in Planning
Search in Planning and Scheduling

Co-located Workshops/Conferences:
International Conference on Automated Planning and Scheduling (ICAPS)
International Workshop on Nonmonotonic Reasoning (NMR)
International Workshop on Description Logics (DL)
Workshop on Formal Biomedical Knowledge Representation (KR-MED)

8th KR 2002, April 22-25, 2002, Toulouse, France

(Host: Toulouse Computer Science Research Institute, Paul Sabatier University)

Invited Talks:
The Role of Higher Order Similarity in Induction and Concept Formation
The Semantic Web: Knowledge Representation’s Worst Nightmare?
The Philosophical Soccer Player

Technical Sessions:
Titles n.a.

Co-located Workshops/Conferences:
International Conference on Knowledge Systems for Coalition Operations (KSCO)
International Conference on Artrificial Intelligence Planning & Scheduling (AIPS)
International Workshop on Non-Monotonic Reasoning (NMR)
International Workshop on Description Logics (DL)
International Workshop on Knowledge Representation meets Databases (KRDB)
Workshop on Formal Ontology, Knowledge Representation and Intelligent Systems for the World Wide Web (SemWeb)
Workshop on Logics for Agent-Based Systems (LABS)

7th KR 2000, 12-15 April 2000, Breckenridge, Colorado, USA

(Host: Knowledge Systems group, Artificial Intelligence Laboratory, Department of Computer Science, Stanford University)

Invited Talks:
Using Meta-Data to Conquer Database Complexity
Planning in Robotics: an Integration Perspective
Probabilistic relational models: Probability meets Knowledge Representation
Bottom-up Knowledge Representation

Technical Sessions:
Spatial Reasoning
Non Monotonic Reasoning
Representation of Action
Integration of Knowledge Sources
Automated Reasoning
Uncertainty
Description Logics
Diagnosis
Temporal Reasoning
Learning and Decision Making
Applications and Systems
Representation Formalisms
Knowledge Engineering
Planning and Knowledge Representation: Model based planning; Decision theoretic planning; General Session

Panels:
Practical Knowledge Representation and the DARPA High Performance Knowledge Bases project
Teaching Knowledge Representation: Challenges and Proposals

Co-located Workshops/Conferences:
International Conference on Artrificial Intelligence Planning & Scheduling (AIPS)
International Workshop on Non-Monotonic Reasoning (NMR)

6th KR 1998, June 2-5, 1998, Trento, Italy

(Host: Institute for Scientific and Technological Research, Trentino Institute of Culture)

Invited Talks:
How to Tailor Representations to Different Requirements
What Robots Can Do
Description Logics and their Applications

Technical Sessions: (Proceedings)
Building, Merging, Revising Theories
Reasoning About Actions
Logic Programming based Representations
Qualitative Spatio/Temporal Reasoning
Diagnosis
Non Monotonic Reasoning
Planning
Representing Granularity and Vagueness
Belief Revision and Contextual Reasoning
Reasoning about Actions
Formal Results in Spatial Reasoning
Complexity of Reasoning
Planning and Execution
Building, Merging, Revising Theories
Description Logics and Graph Based Languages
Probabilistic Reasoning
Efficient Modal Reasoning

Co-located Workshops/Conferences:
International Conference on Formal Ontology in Information Systems (FOIS)
International Workshop on Nonmonotonic Reasoning (NM)
International Workshop on Knowledge Representation for Interactive Multimedia Systems: Research and Experience (KRIMS)
Workshop on Validation & Verification of Knowledge-Based Systems (KBS V&V)
International Description Logics Workshop (DL)
(CANCELED) Workshop on Roles for Knowledge Representation in Natural Language (KRNL)

5th KR 1996, November 5-8, 1996, Cambridge, Massachusetts, USA

(Host: Laboratory for Computer Science, Massachusetts Institute of Technology)

Invited Talks:
From Here to Human-Level AI
Complexity and Expressive Power of Knowledge Representation Formalisms

Technical Sessions:
Planning
Situation Calculus
Belief Revision
Description Logics: Expressivity & Complexity; Reasoning Techniques
Constraints
Psychological and Philosophical Connections
Nonmonotonic Reasoning
Ramification
Deductive Systems
Spatial Representation & Reasoning
Decision Theory
Inheritance
Preference Logic
Nonmonotonic Logics & Logic Programming
Robotics
Actions & Events
Complexity Measures
Recognition & Diagnosis

Panels:
Ontologies: What Are They, and Where’s The Research?
Implementations and Research: Discussions at the Boundary

Reports on Related Conferences, Workshops, and Symposia
Reports on Implementations

Co-located Workshops/Conferences:
International Description Logics Workshop (DL)
Association for the Advancement of Artificial Intelligence Fall Symposium (AAAI Fall Symposium: “Acquisition, Learning and Demonstration: Automating Tasks for Users” Symposium)

4th KR 1994, May 24-27, 1994, Gustav Stresemann Institut, Bonn, Germany

(Host: Institute of Computer Science III, University of Bonn)

Invited Talks:
Beyond Ignorance-Based Systems
Non Standard Theories of Uncertainty in Knowledge Representation and Reasoning
Knowledge Representation Issues in Integrated Planning and Learning Systems

Technical Sessions:
Description Logics
Logics of Knowledge and Belief
Planning
Reasoning
Logics of Preference and Utility
Multiagent Reasoning
Temporal Reasoning
Reasoning about the Physical World
Nonmonotonic Reasoning
Complexity of Reasoning
Tractable Reasoning
Theory of Action
Belief Revision
Knowledge Sharing and Ontology
Search and Deduction

Panels:
Exploiting Natural Language for Knowledge Representation & Reasoning
Theory vs Systems vs …: Knowledge Representation & Reasoning Research Methodologies

3rd KR 1992, October 26-29, 1992, Cambridge, Massachusetts, USA

Conference theme: The relationship between the principles of knowledge representation and reasoning and their embodiment in working systems
(Host: Department of Computer Science, Tufts University; Mitsubishi Electric Research Laboratories)

Invited Talks:
Reports from the Trenches
Resolving the Imagery Debate: A Cognitive Neuroscience Perspective
Twelve Years of Nonmonotonic Reasoning Research: Where (and What) is the Beef?
Resolving the Imagery Debate: A Cognitive Neuroscience Perspective

Technical Sessions:
Planning and Temporal Reasoning
Specialized Reasoning
Issues in Multi-Agent Environments
Taxonomic Logics
Natural Language Processing
Deduction
Logics of Belief and Intention
Nonmonotonic Logics
Diagnosis and Abduction
Reasoning Architectures

Co-located Workshops/Conferences:
AAAI (American Association for Artificial Intelligence) Fall Symposium Series

2nd KR 1991, Cambridge, Massachusetts, USA

(Host: n.a.)

Invited Talks:
Nonmonotonic Inference Based on Expectations
Implemented Knowledge Representation and Reasoning Systems: An Endangered Species?

Technical Sessions:
Nonmonotonic Logic
Belief Management and Revision
Taxonomic Reasoning
Knowledge and Belief
Temporal and Spatial Reasoning
Deduction
Plans and Actions
Constraint Logics
Learning
Modal Logics
Procedural Representations
Abduction
Causality

Panels:
Why Causality
Achieving Large Scale Knowledge Sharing and Re-Use
The DARPA Knowledge Representation Standards Effort

1st KR 1989, May 15-18, 1989, Toronto, Canada

(Host: Department of Computer Science, University of Toronto; Sponsor: Canadian Society for Computational Studies of Intelligence)

Conference program n.a.

Technical Sessions:
n.a.

Special Sessions: (3)
n.a.

Invited Talks: (2)
n.a.

Symposium on Nonmonotonic Reasoning