THESAURUS IMPLEMENTATION

at the NATIONAL TRANSPORTATION LIBRARY

CIL 2007Washington, DC

Joyce W. KoenemanDigital Librarian, NTL

Research and Innovative Technology AdministrationUSDOT

[email protected]

THESAURUS IMPLEMENTATION

(800) 853-1351 [email protected] [email protected]

Need help? Call or email our reference librarians:

U.S. Department of TransportationResearch and Innovative Technology Administration

TRISOnline

TRB Bibliographic Index

TheTransportation

ResearchThesaurus (TRT)

The ultimate transportationkeyword and taxonomy tool

NTL DigitalCollection& Portal

Full text and web sites!

TLCatTLCat

Access toU.S. and Canadian

transportationlibraries!It’s all

at NTL.

http://ntl.bts.govThe National Transportation Library

-Efficient, integrated transportation searches-Full text and the critical metadata you need-On-call reference librarian support

The Transportation Research Thesaurus

• Created by National Cooperative Highway Research Project 20-32

• Reported out in 2001 in NCHRP Report 450.– Transportation Research Thesaurus and User’s

Guide.

• Content Maintained by the Transportation Research Board.

• Available from http://trt.trb.org and http://ntlsearch.bts.gov/tris/trt.do

• Widely used.

NTL and TRT

• NTL uses TRT terms in a Dublin Core Metadata Repository for NTL Catalog of digital archive and portal.– http://ntl.bts.gov/about_ntl.html for metadata

guidelines– http://ntlsearch.bts.gov/tris/trt.do for NTL TRT– http://ntlsearch.bts.gov/tris/index.do to browse

or search TRIS Online and/or NTL using TRT

Dublin Core Refinement

NTL Name DC Term

XML Element Name Notes

TRT Keywords subject <dc:subject xsi:type=”dcterms:TRT”> Encoding scheme - TRT

Subject Keywords

subject <dc:subject>  

Maintaining the Data

• Oracle database.

• The application was created by NTL to integrate with the catalog and search.

• Data is maintained by a contractor to TRB and housed at TRB, NTL, et. al.

• Data Harmony.