Crowdsourcing image analysis for plant phenomics to generate ground truth data for machine learning
Fig 4
Density of precision recall pairs by group.
Density based on a total of 61,888 participant-drawn boxes. A: Master MTurkers. B: MTurkers. C: Course Credit participants. D: Violin plots showing the distribution of F-measure per image per user, where white circles: distribution median; black bars: second and third quartiles; black lines 95% confidence intervals.