Observation Variable Method Details

Observation Variable Method Basic Information

Two-dimensional digital phenotyping of plant organ morphology and color

Instrument, Software & Method Class

Colour is measured in the cross section of the fruit using Tomato Analyzer Color Test
Tomato Analyzer

1) https://vanderknaaplab.uga.edu/tomato_analyzer.html

Related Observation Variables Summary 10

Name Description Trait
Cross section average RGB blue Measurement of the color blue of the cross section on RGB scale. ID:0000362
Cross section average 'b' value THe average 'b' value of all the pixels in CIELab color space. ID:0000356
columella and placenta area measurement in square centimeters, cm^2 The area of the fruit columella and placenta in cm^2. The area of the fruit columella and placenta of fruits sliced at the equatorial axis. SP:0000010
Cross section average RGB green Measurement of the color green of the cross section on RGB scale. ID:0000361
Cross section average hue Hue is a measure of color in CIELab colorspace. For 'a' values > 0, hue is 180/pi * cos[a / chroma]. For 'a' values < 0 , hues is 360 - {180/pi * acos[a / chroma] }. ID:0000359
Cross section average L value THe average L value of all the pixels in CIELab color space. ID:0000354
Cross section average luminosity A measure of brightness. Average luminosity of all the pixels in the cross section. Luminosity = (maxCol + minCol) * 240/(2* 255) where maxCol is the highest of the RGB values, and minCol is the lowest value per pixel. ID:0000357
Cross section average RGB red Measurement of the color red of the cross section on RGB scale. ID:0000360
Cross section average 'a' value The average 'a' value of all the pixels in CIELab color space. ID:0000355
Cross section average chroma Chroma is a measure of saturation in CIELab colorspace. Chroma is the square root of (a^2 + b^2). ID:0000353