acoustic modeling

TAL Education Technology

Feb 28, 2020 · Artificial Intelligence

TPNN Multi‑GPU Training and Mobile Optimization for Children's Acoustic Speech Recognition Models

This article describes the TPNN deep‑learning platform’s multi‑GPU acceleration, data‑parallel BMUF training, LSTM‑CTC acoustic modeling, and a suite of mobile‑side optimizations—including model pruning, 8‑bit quantization, low‑precision matrix multiplication and mixed‑precision computation—that together achieve over 92% recognition accuracy for children’s English speech on both server and mobile devices.

BMUFCTCLSTM

0 likes · 15 min read

TPNN Multi‑GPU Training and Mobile Optimization for Children's Acoustic Speech Recognition Models

Tencent Cloud Developer

Sep 26, 2018 · Artificial Intelligence

Breakthroughs in AI: Deep Learning Applications in Speech Recognition

The talk reviews how massive speech data, faster GPUs/CPUs, and deep‑learning models such as DNN, LSTM, CNN, and end‑to‑end CTC have dramatically boosted speech‑recognition accuracy, while outlining remaining challenges like noise, accents, far‑field and multi‑speaker scenarios and describing Tencent Cloud’s related services.

AIacoustic modelingdeep learning

0 likes · 16 min read

Breakthroughs in AI: Deep Learning Applications in Speech Recognition