How HuoLaLa Built a Custom ASR System to Boost Accuracy and Cut Costs

This article details HuoLaLa's development of an in‑house Automatic Speech Recognition system, covering its architecture, VAD optimization, language‑model and hot‑word enhancements, punctuation restoration, task and resource scheduling, and the resulting improvements in accuracy and cost efficiency.

ASRLanguage ModelVAD

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How HuoLaLa Built a Custom ASR System to Boost Accuracy and Cut Costs