'Relation instances' diaporamas de présentation

Building and Using Knowledge Bases

834 views • 74 slides

Building and Using Knowledge Bases

851 views • 74 slides

Extraktion und Induktion von Ontologien und Lexikalisch Semantischen Relationen

Extraktion und Induktion von Ontologien und Lexikalisch Semantischen Relationen. Referat von Claudia Crispi crispi@coli.uni-sb.de. Structure. Learning to Extract Symbolic Knowledge from the WWW Discovering Conceptual Relations from Text Extracting Semantic Relationships between Terms.

721 views • 54 slides

Knowledge Representation: The Basics

Knowledge Representation: The Basics. Basic Knowledge-based system architecture. Inference Engine. User Interface. Knowledge Base. Knowledge-based System. User Interface. Inference Engine. Knowledge Base. Knowledge is explicitly represented in a knowledge base

592 views • 43 slides

History of Database Systems

History of Database Systems. File systems (before mid 1960s) Problems : Data redundancy update anomalies no abstract data model requires knowledge of storage details no standard query language.

371 views • 12 slides