SUPERVISED METRIC LEARNING FOR MUSIC STRUCTURE FEATURES

    公开(公告)号:WO2023063881A2

    公开(公告)日:2023-04-20

    申请号:PCT/SG2022/050705

    申请日:2022-09-29

    Applicant: LEMON INC.

    Abstract: Devices, systems, and methods related to implementing supervised metric learning during a training of a deep neural network model are disclosed herein. In examples, audio input may be received, where the audio input includes a plurality of song fragments from a plurality of songs. For each song fragment, an aligning function may be performed to center the song fragment based on determined beat information, thereby creating a plurality of aligned song fragments. For each song fragment of the plurality of song fragments, an embedding vector may be obtained from the deep neural network. Thus, a batch of aligned song fragments from the plurality of aligned song fragments may be selected, such that a training tuple may be selected. A loss metric may be generated based on the selected training tuple and one or more weights of the deep neural network model may be updated based on the loss metric.

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