Patent ID: 11887605
Assignee: ALIBABA GROUP HOLDING LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 18:
19. An apparatus comprising:
one or more processors; and
one or more memories storing thereon computer-readable instructions that, when executed by the one or more processors, cause the one or more processors to perform acts comprising:
searching, on the basis of a voiceprint feature of a speaker, for an identifier of the speaker in a speaker registry, the voiceprint feature of the speaker including a parameter obtained according to a voice signal of the speaker captured by a microphone array and processed by a state machine including the following five states including a fuzzy state, a determined state, a critical state, a stable state, and a delay state;
in response to determining that position information corresponding to the identifier of the speaker in the speaker registry is different from position information of the speaker, updating the speaker registry, the position information of the speaker including another parameter obtained according to the voice signal of the speaker captured by the microphone array; and
labeling the voice signal of the speaker with the identifier of the speaker to track the speaker.