Oral retelling marking method and system

A technology of spoken language and vocabulary, applied in speech analysis, speech recognition, instruments, etc., can solve problems such as large subjective influence, low efficiency of manual marking work, and inability to give comprehensive, objective and reasonable evaluations for open questions, and achieve reasonable evaluations Effect

Inactive Publication Date: 2018-08-21
GUANGDONG UNIVERSITY OF FOREIGN STUDIES
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Problems solved by technology

[0004] At the present stage, the vast majority of oral retelling questions are still manually corrected, but because the manual correction results are greatly affected by the subjectivity of the testers, the results of the test are affected by many factors such as the physiological conditions, emotions, and time of the testers. factors, and the efficiency of manual marking is low
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  • Oral retelling marking method and system
  • Oral retelling marking method and system
  • Oral retelling marking method and system

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Embodiment Construction

[0057] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0058] see figure 1 , is a schematic flow chart of an embodiment of the oral retelling scoring method provided by the present invention, including:

[0059] S1. Acquiring the speech to be rated in which the user retells the standard text content;

[0060] S2, the continuous speech segmentation algorithm based on BP neural network divides the speech to be scored into speech speech;

[0061]S3. Calculate and obtain a fluency score according to the average duration ...

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Abstract

The invention discloses an oral retelling marking method comprising the following steps: voice to be marked of standard text content for user retelling is obtained, a BP nerve network-based continuousspeech word cutting algorithm is used for dividing the voice to be marked into word voice, a fluency mark is obtained via calculation according to average duration of the word voice, the word voice is identified as corresponding words via the BP nerve network-based continuous speech word cutting algorithm, and all words are compared with key words in a standard text; a key word score and a text relevancy score are obtained; according to a fluency score, the key word score and the text relevancy score, a comprehensive score of the voice to be marked can be obtained via calculation. Correspondingly, the invention also discloses an oral retelling marking system. Via the oral retelling marking method and system disclosed in an embodiment of the invention, oral retelling can be evaluated in acomprehensive, objective and reasonable manner.

Description

technical field [0001] The invention relates to the field of speech signal processing, in particular to a method and system for scoring oral retelling. Background technique [0002] Oral retelling questions are a common question type to examine students' oral and listening abilities in language learning. They are generally oral English retelling questions. [0003] In recent years, some computer-based oral English test systems based on computer and network technology have emerged, such as the oral computer-based test system of Shanghai Foreign Languages ​​Education Press and the Blue Pigeon system. organization of oral exams. However, in terms of grading, only the grading of objective questions is supported, and the grading of subjective questions still requires a lot of manpower and material resources, such as the repetition questions in the subjective questions of the English test. [0004] At present, the vast majority of oral retelling questions are still manually corr...

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Application Information

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IPC IPC(8): G09B7/02G10L15/16G10L15/26G06N3/02
CPCG06N3/02G09B7/02G10L15/16G10L15/26
Inventor 李心广李苏梅尹伟杰陈帅林泽聪廖燕敏欧阳柏超连梓炜杨志和刘婷龙晓岚
Owner GUANGDONG UNIVERSITY OF FOREIGN STUDIES
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