Can text analysis tell us something about technology progress?

  • Authors:
  • Khurshid Ahmad;AbdulMohsen Al-Thubaity

  • Affiliations:
  • University of Surrey, Guildford, UK;University of Surrey, Guildford, UK

  • Venue:
  • PATENT '03 Proceedings of the ACL-2003 workshop on Patent corpus processing - Volume 20
  • Year:
  • 2003

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Abstract

A corpus-based diachronic analysis of patent documents, based mainly on the morphologically productive use of certain terms can help in tracking the evolution of key developments in a rapidly e volving specialist field. The patent texts were obtained from the US Patent & Trade Marks Office's on-line service and the terms were extracted automatically from the texts. The chosen specialist field was that of fast-switching devices and systems. The method presented draws from liter ature on biblio- and sciento-metrics, information extraction, corpus linguistics, and on aspects of English morphology. This interdisciplinary fram ework shows that the evolution of word-formation closely shadows the developments in a field of technology.