Verified75% confidenceFactExact time
The formula for Word Error Rate (WER) is (substitutions + deletions + insertions) / total number of words in the reference text, and a lower WER indicates higher transcription quality.
3
Sources
75%
Confidence
Long-term
Relevance
8/28/2026
First Seen
Sources
Related Entities
Related Claims
Unverified词错误率WER计算公式为(替换错误数+删除错误数+插入错误数)/参考文本总词数×100%，业界通常将WER<5%视为接近人类水平79% similarUnverifiedWord error rate measures the proportion of edit distance between a model's output and the ground-truth transcription, and is the most core accuracy metric.70% similarUnverifiedAblation analysis shows that fine-tuning on the segment paradigm yields a +5.29-point improvement on the test set, while replacing the first 4,500 transcript words with 2,000 retrieved words yields only a +1.55-point improvement.65% similarUnverified当前主流 ASR 引擎的通用词错率（WER）已降至5%以下，但在医疗垂直领域的专有名词上错误率可能飙升至15%-30%，除非进行领域微调和自定义词典配置65% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/813857API
curl https://kongchang.com/api/v1/knowledge/claims/813857MCP
get_claim(id=813857)