The chain rule ensures the error transmission from deep to shallow layers.

In the Hidden Markov Model, which of the following options can be calculated using the Gaussian Mixture Model (GMM)?

What tasks in the speech field are suitable for GMM? (Multiple choice)

() cancels the two independent assumptions of HMM, treats label transfer and context input as global features, performs probability normalization globally, and solves the label bias and context feature missing problems of HMM.

Which of the following options are Huawei Ascend AI chips? (Multiple choice)