Unverified50% confidenceOpinionExact time
Image preprocessing often has the highest return on investment, and sometimes this single step alone can improve OCR accuracy by 10–20 percentage points.
1
Sources
50%
Confidence
Long-term
Relevance
8/9/2026
First Seen
Sources
小语种OCR识别率低怎么办？提升马拉地语识别效果的实用方案
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