The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 2025
Filed:
Dec. 07, 2023
Sogang University Research & Business Development Foundation, Seoul, KR;
Myoung Wan Koo, Seoul, KR;
Jeong Pil Lee, Seoul, KR;
Abstract
Provided are a method and device for detecting transcription error in a speech recognition corpus. The method of detecting a transcription error in speech recognition corpus includes following steps: (a) receiving the speech recognition corpus including a speech file and a text label for the speech file; (b) performing speech recognition on the speech file of the speech recognition corpus using a speech recognition model and converting the speech recognition result into text; (c) extracting a performance evaluation index of the speech recognition model; (d) extracting a PPL(s2) for the text label and a PPL(s1) for the text using a language model; and (e) detecting a transcription error in text label of the speech recognition corpus using the extracted performance evaluation index and the PPL(s2) and PPL(s1).