Indexing Mathematical Abstracts by Metadata and Ontology
IMA Workshop, April 26-27, 2004


Slide 3

Slide 4

A DL Server with OAI Extensions: Managing the Metadata Complexity


Harvester Interface

Harvester Interface

Data Provider

Service Provider: Federated Search

Federated Search

Federated Search

Federated Search

Service Provider: Data Mining

Self-Organizing Map Algorithm

Data Mining Service Provider System Architecture

Concept Harvester

Construction of Two-level Concept Hierarchy

Top-level Concept Browsing

Bottom-level Concept Browsing

MEDLINE Database

MeSH (Medical Subject Headings)

Our Experimentation

Data Access Services

Knowledge Grid

Future Directions