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Title: US6006183: Speech recognition confidence level display
[ Derwent Title ]

Country: US United States of America

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8 pages

Inventor: Lai, Jennifer Ceil; Garrison, NY
Vergo, John George; Yorktown Heights, NY

Assignee: International Business Machines Corp., Armonk, NY
other patents from INTERNATIONAL BUSINESS MACHINES CORPORATION (280070) (approx. 44,393)
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Published / Filed: 1999-12-21 / 1997-12-16

Application Number: US1997000991264

IPC Code: Advanced: G10L 15/08; G10L 15/22; G10L 15/28;
IPC-7: G10L 5/06;

ECLA Code: G10L15/22;

U.S. Class: Current: 704/235; 704/251; 704/E15.04;
Original: 704/235; 704/251;

Field of Search: 704/235,251

Priority Number:
1997-12-16  US1997000991264

Abstract:     A speech recognition computer system and method indicates the level of confidence that a speech recognizer has in it recognition of one or more displayed words. The system and method allow for the rapid identification of speech recognition errors. A plurality of confidence levels of individual recognized words may be visually indicated. Additionally, the system and method allow the user of the system to select threshold levels to determine when the visual indication occurs.

Attorney, Agent or Firm: Percello, Louis J.Rabin & Champagne P.C. ;

Primary / Asst. Examiners: Hudspeth, David R.; Smits, Talivaldis Ivars

Maintenance Status: E2 Expired  Check current status

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First Claim:
Show all 31 claims
We claim:     1. A speech recognition system comprising:
  • a speech recognizer for translating speech into text, said text being one or more sentences, said speech recognizer further comprising a confidence level scorer for assigning one of a selected number of possible scores for each word of said one or more sentences, said score being a confidence measure that each said word has been recognized correctly;
  • a user interface for displaying said text, said each word having display properties based on said scores and providing a visual indication of said confidence measure for said each word, wherein said display properties include a default display property and two or more other display properties; and
  • a user control which allows a user of said speech recognition system to select said number and define a score threshold for displaying said default display property.

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Forward References: Show 75 U.S. patent(s) that reference this one

U.S. References: Go to Result Set: All U.S. references   |  Forward references (75)   |   Backward references (2)   |   Citation Link

Patent  Pub.Date  Inventor Assignee   Title
Get PDF - 35pp US5799273  1998-08 Mitchell et al.  AllVoice Computing Plc Automated proofreading using interface linking recognized words to their audio data while text is being changed
Get PDF - 62pp US5799276  1998-08 Komissarchik et al.  Accent Incorporated Knowledge-based speech recognition system and methods having frame length computed based upon estimated pitch period of vocalic intervals
Foreign References: None

Other Abstract Info: DERABS G1999-349062

Other References:
  • NCC Product Comparison Table with Digital Dictate Feature Descriptions, Oct. 1995.
  • "NCC's Digital Dictate enhances IBM VoiceType Dictation," The Seybold Report on Desktop Publishing, vol. 9, No. 10, p. 17, Jun. 1995.
  • Digital Dictate Technical Manual and Installation Guide, Release 2.4, pp. iii, 17, 19, and 20, Mar. 1995.
  • J.R. Rhyne and G.C. Wolf, Advances in Human-Computer Interaction, "Recognition Based User Interfaces", Ablex 1993, pp. 4:216-218.

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