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Improving sign-algorithm convergence rate using natural gradient for lossless audio compression.
Taiyo Mineo
Hayaru Shouno
Published in:
EURASIP J. Audio Speech Music. Process. (2022)
Keyphrases
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convergence rate
learning rate
natural gradient
dynamic programming
gradient method
learning algorithm
step size
objective function
optimal solution
search space
convergence speed
k means
simulated annealing
image compression
faster convergence
numerical stability