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Related Experiment Videos

Unicode, UTF-8, ASCII, and SNOMED CT.

John Kilbourne1, Tim Williams

  • 1College of American Pathologists, Northfield, IL, USA.

AMIA ... Annual Symposium Proceedings. AMIA Symposium
|January 20, 2004
PubMed
Summary
This summary is machine-generated.

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SNOMED CT uses UTF-8 encoding for global distribution. Knowing the specific character range, like the ASCII superset in the US/UK Edition January 2003 release, simplifies integrating this data into non-UTF-8 systems.

Area of Science:

  • Medical Informatics
  • Natural Language Processing

Background:

  • SNOMED CT (Systematized Nomenclature of Medicine - Clinical Terms) is a comprehensive clinical terminology.
  • UTF-8 encoding is crucial for global data exchange and interoperability of health information.
  • Integrating SNOMED CT into existing systems often requires understanding its character encoding for successful data import.

Purpose of the Study:

  • To characterize the specific character set used in the SNOMED CT US/UK Edition January 2003 release.
  • To provide data that simplifies the integration of SNOMED CT into systems not currently using UTF-8 encoding.

Main Methods:

  • Analysis of the SNOMED CT US/UK Edition January 2003 release text files.
  • Identification and description of the character superset of ASCII present in the dataset.

Related Experiment Videos

Main Results:

  • The SNOMED CT US/UK Edition January 2003 release utilizes a superset of ASCII characters.
  • This character set is compatible with UTF-8 encoding, facilitating broader system integration.

Conclusions:

  • Understanding the character encoding of SNOMED CT is essential for efficient data integration.
  • The identified ASCII superset in the SNOMED CT US/UK 2003 release supports its UTF-8 encoding for worldwide use.