Acoustic Model Optimization Based On Evolutionary Stochastic Gradient Descent with Anchors for Automatic Speech Recognition.
Xiaodong CuiMichael PichenyPublished in: CoRR (2019)
Keyphrases
- stochastic gradient descent
- automatic speech recognition
- stochastic gradient
- speech recognition
- least squares
- loss function
- matrix factorization
- step size
- random forests
- speech signal
- support vector machine
- hidden markov models
- conversational speech
- regularization parameter
- weight vector
- genetic algorithm
- importance sampling
- multiple kernel learning
- online algorithms
- recommender systems
- convergence speed
- monte carlo
- wavelet transform
- evolutionary algorithm
- lower bound
- multiscale