Terminology Services

1
Terminology Services

• Project team
• Diane Vizine-Goetz Andrew Houghton
• Roger Thompson Carol Hickey

2
Environment

• Library methods competing with other approaches
  for accessing content
• Computational, text-based search techniques (Web
  search engines)
• Systems that exploit the opinions and actions of
  individuals communities
• Need to determine role of KO resources (authority
  files, subject headings, thesauri, classification
  schemes, etc.) in relation to these approaches

3
Classes of Services

• Register
• Search
• Resolve
• Navigate
• Decompose
• Enhance
• Transform

4
Levels of Services

• Basic
• Enhanced
• Experimental

5
Basic Services

• Relatively easy
• Useful
• Can offer quality service
• Gain experience
• Examples
• Transform the syntax
• Artificial satellitesMarsOrbits gt a Artificial
  satellites z Mars x Orbits
• 629.434 gt 629.43/4 gt 629.434
• Navigate a hierarchy
• Artificial satellites
• BT Space vehicles

6
Enhanced Services

• More complex
• Exploit unique OCLC resources, e.g.,
• WorldCat
• Genre terms/LCSH
• DDC/LCSH
• DDC
• FAST
• PAIS

7
Enhanced Services

• DDC/LCSH relationships

8
Experimental Services

• More complex
• Outcome uncertain
• Longer lead time to develop
• Automatic classification
• ePrints-UK
• Record enhancement

9
Record enhancement
10
Record enhancement
11
Questions

• Classes/types of services
• Granularity
• Levels of Services (basic, enhanced,
  experimental)
• Schemes (LC subject headings, DDC, )
• General or domain specific
• Free or restricted
• Quality of service
• Noise tolerance