Table of Contents
21st Century Access to Knowledge: Metadata &
Z39.50
What We’ll Cover
Raising the Stakes: What Users Want
PPT Slide
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
PPT Slide
PPT Slide
Various Metadata Schemes
The Dublin Core Metadata Elements 15 Simple Elements
Element Name and Semantics
PPT Slide
Summary Thoughts on Metadata
Metadata & Z39.50
Dublin Core & Z39.50
Synergistic Solution for Integrated Access to
Distributed Global Resources |