Fig. 6From: Free and open-source software for object detection, size, and colour determination for use in plant phenotypingPredicted lycopene content determined from Lab colour space of test tomatoes captured on different cameras; A Nikon D60, B Xioami Mi 9SE and C iPhone 7 against lycopene content determined via extraction and spectrophotometry in mg lycopene per kg wet mass tomato. The black dashed line indicates the y = x line and the r2 of the fit is inset and the solid blue line shows the fit of the observed and predicted dataBack to article page