Tencent Technology (shenzhen) Company Limited

Tencent Technology Company Limited

Wenhua Ma

Li Hui Lu

Bo Dong Liu

Bo Liu

Xinhui Li

Shilun Lin

Xilin Zhang

Xiucai Jiang

A speech recognition method includes: obtaining speech information; and determining beginning and ending positions of a candidate speech segment in the speech information by using a weighted finite state transducer (WFST) network. The candidate speech segment is identified as corresponding to a preset keyword. The method also includes clipping the candidate speech segment from the speech information according to the beginning and ending positions of the candidate speech segment; detecting whether the candidate speech segment includes a preset keyword by using a machine learning model; and determining, upon determining that the candidate speech segment comprises the preset keyword, that the speech information comprises the preset keyword.

Speech recognition method, apparatus, and device, and storage medium

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Shenzhen, China

Wenhua Ma