Contact

Standard Reference Data, NIST:
100 Bureau Drive, Stop 2300
Gaithersburg, MD 20899-2300

Tel: 301-975-2208
Fax: 301-926-0416

If you have any questions regarding this website, or notice any problems or inaccurate information, please contact the webmaster by sending e-mail to: data@nist.gov

Text and Video Retrieval

The NIST TREC Document Databases are distributed for the development and testing of information retrieval systems and related natural language processing research. NIST Digital Video 1 is a public-domain collection of digital video created to encourage more researchers to support the scientific comparison of solutions of digital video search, retrieval, and display.

The codes in the list below have the following meanings:

PC	PC product, most available for purchase, some are free
Online	Free online system
DG	Inclusion in the NIST Data Gateway - a portal providing access to many NIST scientific and technical databases. It is searchable by keyword, property, or substance name.
*	Product contains data that have undergone rigorous critical evaluation by experienced researchers who recommend best values.
Online Subscription	Product is a yearly subscription web product.

Special DB 22 NIST TREC Document Database: Disk 4, PC, DG
Special DB 23 NIST TREC Document Database; Disk 5, PC, DG
Special DB 26 NIST Digital Video Disk 1, PC, DG