AI 2001 is the 14th in the series of Arti cial Intelligence conferences sponsored by the Canadian Society for Computational Studies of Intelligence/Soci et e - nadienne pour l’ etude de l’intelligence par ordinateur.

A Case Study for Learning from Imbalanced Data Sets.- A Case Study for Learning from Imbalanced Data Sets.- A Holonic Multi-agent Infrastructure for Electronic Procurement.- A Holonic Multi-agent Infrastructure for Electronic Procurement.- A Low-Scan Incremental Association Rule Maintenance Method Based on the Apriori Property.- A Low-Scan Incremental Association Rule Maintenance Method Based on the Apriori Property.- A Statistical Corpus-Based Term Extractor.- A Statistical Corpus-Based Term Extractor.- Body-Based Reasoning Using a Feeling-Based Lexicon, Mental Imagery, and an Object-Oriented Metaphor Hierarchy.- Body-Based Reasoning Using a Feeling-Based Lexicon, Mental Imagery, and an Object-Oriented Metaphor Hierarchy.- Combinatorial Auctions, Knapsack Problems, and Hill-Climbing Search.- Combinatorial Auctions, Knapsack Problems, and Hill-Climbing Search.- Concept-Learning in the Presence of Between-Class and Within-Class Imbalances.- Concept-Learning in the Presence of Between-Class and Within-Class Imbalances.- Constraint Programming Lessons Learned from Crossword Puzzles.- Constraint Programming Lessons Learned from Crossword Puzzles.- Constraint-Based Vehicle Assembly Line Sequencing.- Constraint-Based Vehicle Assembly Line Sequencing.- How AI Can Help SE; or: Randomized Search Not Considered Harmful.- How AI Can Help SE; or: Randomized Search Not Considered Harmful.- Imitation and Reinforcement Learning in Agents with Heterogeneous Actions.- Imitation and Reinforcement Learning in Agents with Heterogeneous Actions.- Knowledge and Planning in an Action-Based Multi-agent Framework: A Case Study.- Knowledge and Planning in an Action-Based Multi-agent Framework: A Case Study.- Learning about Constraints by Reflection.- Learning about Constraints by Reflection.- Learning Bayesian Belief Network Classifiers: Algorithms and System.- Learning Bayesian Belief Network Classifiers: Algorithms and System.- Local Score Computation in Learning Belief networks.- Local Score Computation in Learning Belief networks.- Personalized Contexts in Help Systems.- Personalized Contexts in Help Systems.- QA-LaSIE: A Natural Language Question answering system.- QA-LaSIE: A Natural Language Question answering system.- Search Techniques for Non-Linear Constraint Satisfaction Problems with Inequalities.- Search Techniques for Non-Linear Constraint Satisfaction Problems with Inequalities.- Searching for Nacro Operators with Automatically Generated Heuristics.- Searching for Nacro Operators with Automatically Generated Heuristics.- Solving Multiple-Instance and Multiple-Part Learning Problems with Decision Trees and Rule Sets. Application to the Mutagenesis Problem.- Solving Multiple-Instance and Multiple-Part Learning Problems with Decision Trees and Rule Sets. Application to the Mutagenesis Problem.- Stacking for Misclassiffication Cost Performance.- Stacking for Misclassiffication Cost Performance.- Stratified Partial-Order Logic Programming.- Stratified Partial-Order Logic Programming.- The Importance of Being Discrete: Learning Classes of Actions and Outcomes through Interaction.- The Importance of Being Discrete: Learning Classes of Actions and Outcomes through Interaction.- User Interface Aspects of a Translation Typing System.- User Interface Aspects of a Translation Typing System.- Posters.- A Hybrid Approach to Making Recommendations and Its Application to the Movie Domain.- Agents with Genders for Inventory Planning in E-Management.- Agents with Genders for Inventory Planning in E-Management.- Évaluation d’un Système pour le RésuméAutomatique de Documents ÉLectroniques.- Évaluation d’un Système pour le Résumé Automatique de Documents ÉLectroniques.- On Obligations, Relativised Obligations, and Bilateral Commitments.- On Obligations, Relativised Obligations, and Bilateral Commitments.- Question Answering Using Unification-Based Grammar.- Question Answering Using Unification-Based Grammar.- Solving the Traveling Salesman Problem Using the Enhanced Genetic Algorithm.- Solving the Traveling Salesman Problem Using the Enhanced Genetic Algorithm.- The Bottom-Up Freezing: An Approach to Neural Engineering.- The Bottom-Up Freezing: An Approach to Neural Engineering.- The Design and Implementation of an Electronic Lexical Knowledge Base.- The Design and Implementation of an Electronic Lexical Knowledge Base.- Towards a Temporal Extension of Formal Concept analysis.- Towards a Temporal Extension of Formal Concept analysis.- Graduate Symposium Contributions.- Adaptive Representation Methods for Reinforcement Learning.- Imprecise and Uncertain REngineering Information Modeling in Databases.- Incremental Case-Based Reasoning for Classification.- Incremental Case-Based Reasoning for Classification.- Planning Animations Using Cinematography Knowledge.- Planning Animations Using Cinematography Knowledge.- Watching You, Watching Me.- Watching You, Watching Me.