Verified75% confidenceFactExact time
OCR accuracy is typically measured using two metrics: Character Error Rate (CER) and Word Error Rate (WER)
3
Sources
75%
Confidence
Long-term
Relevance
9/12/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedConfidence calibration is typically measured using reliability diagrams and Expected Calibration Error (ECE).76% similarUnverifiedThe granularity of document extraction accuracy measurement includes field-level accuracy, document-level accuracy, and line-item-level accuracy, with document-level accuracy typically far lower than field-level.73% similarUnverifiedThe evaluation metric is Average Precision (AP), which is more informative than accuracy for rare-phenotype tasks with highly imbalanced samples.70% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/912052API
curl https://kongchang.com/api/v1/knowledge/claims/912052MCP
get_claim(id=912052)