University of Florida Digital Collections and Greenstone ( presentation )
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Permanent Link: http://ufdc.ufl.edu/UF00082754/00001
 Material Information
Title: University of Florida Digital Collections and Greenstone ( presentation )
Physical Description: Archival
Language: English
Creator: Sullivan, Mark
Publisher: University of Florida Libraries
Publication Date: 2005
 Subjects
Subjects / Keywords: University of Florida.   ( lcsh )
Report
Genre:
Spatial Coverage: North America -- United States of America -- Florida
 Record Information
Source Institution: University of Florida
Holding Location: University of Florida
Rights Management: All rights reserved, Board of Trustees of the University of Florida
System ID: UF00082754:00001

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UFDC
and
Greenstone

Mark Sullivan
July 2005





UFDC / Greenstone


* What is UFDC?
University of Florida Digital Collections
Complete suite of technologies

* What is Greenstone?
One technology employed in UFDC





Greenstone Architecture


* Two Main Components
Metadata Portion
Indexing Tools
Searching Tools
Metadata Retrieval
Display Portion
Web Interface for users





Greenstone Metadata Strengths

* Everything is metadata, even file names, etc.(
* Very generic and extensible
* Hierarchical structure
Document
Section
Page
* Syntax for metadata retrieval





Greenstone Metadata Weaknesses


* Data Issues
Everything (except dc.date) defaults to string
Not a relational database... flat structure
Not a common database protocol [ G2 ]
Display layer mixed into metadata (html)

Some missing syntax (subjects parent:siblings)

Requires specific format for loading





Greenstone Display

* Problems with display
Difficult to affect major layout changes
Support for table of contents weak
Generally rudimentary

SGreenstone Examples
Site manager's for Table of Contents





Architectural Decision

* Greenstone
Will be used for indexing and searching of metadtat
Will be used for retrieval of metadata

* Presentation Layer
Separate presentation layer
Running on separate machine
Windows, ASP.net, C#
SQL Database _









PRESENTATION LAYER


( C#,


ASP.net, SQL)


DATA LAYER
( GREENSTONE 2.6 )










PRESENTATION LAYER


( C#, ASP.net, SQL)


G reenstone


JPEG 2000


Z39.50





Architectural Decision

* One common interface
Greenstone
JPEG 2000
* Collection hierarchy
Collection Group Level
Collection Level
Sub-Collection Level
Item Level
* Separate interfaces
Allows different interfaces to same collection





Architectural Decision (continued)


* Hierarchical table of contents
* Support for different presentation preference'
Low Bandwidth -
Multiple Languages (banner, home page, etc..) ,
* Full Citation Page
* Related Image Page
* Static Browse Pages
* Highlighted Item






Work Required
" Interface
Develop database for presentation data
Develop structure for design changes
Framework for Interface
Home Pages
Search Pages
Browse Pages
Results Pages
View Single Item
" Metadata
Develop METS profile for UFDC items
Tools to load new collections
" Backlog
Read from various metadata formats
(MXF, METS, SGML, INFO, MARC XML)




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