21st Century Access to Knowledge: Metadata & Z39.50

11/15/1999

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Table of Contents

21st Century Access to Knowledge: Metadata & Z39.50

What We’ll Cover

Raising the Stakes: What Users Want

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Information Access From a Single Resource

Integrated Information Access From Multiple Resources

Integrating Access

Distributed and Integrated Information Access From Multiple Resources

Distributed and Integrated Access

What the Web Has Wrought

Centralized vs. Distributed Searching

Challenges to Distributed and Integrated Access

Z39.50 -- What It Does

Z39.50: An Information Retrieval Protocol

How Z39.50 Addresses the Challenges

Standardized Representations of Query and Database Record

Z39.59 Client/Server Model

An Historical Perspective Original Requirements for Z39.50

Search & Retrieval of  MARC Records

The Power of Metadata, or Why You Get So Many Hits on Web Search Engines

What is Metadata?

Metadata Applications

Two Key Functions of Metadata

Metadata for Resource Description

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Various Metadata Schemes

The Dublin Core Metadata Elements 15 Simple Elements

Element Name and Semantics

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Summary Thoughts on Metadata

Metadata & Z39.50

Dublin Core & Z39.50

Synergistic Solution for Integrated Access to Distributed Global Resources

Author: William E. Moen