Towards Automatic Assessment of Spontaneous Spoken English

Publication date: Available online 5 September 2018Source: Speech CommunicationAuthor(s): Y. Wang, M.J.F. Gales, K.M. Knill, K. Kyriakopoulos, A. Malinin, R.C. van Dalen, M. RashidAbstractWith increasing global demand for learning English as a second language, there has been considerable interest in methods of automatic assessment of spoken language proficiency for use in interactive electronic learning tools as well as for grading candidates for formal qualifications. This paper presents an automatic system to address the assessment of spontaneous spoken language. Prompts or questions requiring spontaneous speech responses elicit more natural speech which better reflects a learner's proficiency level than read speech. In addition to the challenges of highly variable non-native, learner,...

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