Unverified50% confidenceDecision RuleExact time
The rule of thumb for reliable ArUco marker detection is that the marker's side length should occupy at least 20–30 pixels in the image, with 40 pixels or more being ideal.
1
Sources
50%
Confidence
Long-term
Relevance
9/12/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe developer used nearly 40 ChArUco calibration board photos taken from different angles for calibration, but the reprojection error remained at 1.8 pixels, with measurement errors fluctuating between 2 cm and 15 cm, while the target accuracy was 2 cm to 5 cm.71% similarUnverifiedA ChArUco board is a hybrid of Checkerboard and ArUco calibration patterns, and its corner detection can typically achieve sub-pixel accuracy at the 0.05-pixel level.69% similar
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