Unverified50% confidenceFactExact time
In the industry, it is generally considered that speech samples with an SNR below 10-15 dB need to be used with caution.
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50%
Confidence
Long-term
Relevance
10/14/2026
First Seen
Sources
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UnverifiedSignal-to-Noise Ratio (SNR) is the core parameter for quantifying audio environment complexity, measured in decibels (dB).67% similarUnverifiedThe engineering challenge of voice annotation lies in "hotword recognition," as general-purpose ASR models have lower recognition rates for specialized label vocabulary, requiring hotword lists or few-shot fine-tuning to improve accuracy.62% similar
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