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Hua Gao, Zheng-yang Zhao, Lei-cun Wang, Zhen-zhong Liu, and Ya-zhou Yang

-large in size with an average fruit weight of 282.3 g. Skin color is bright dark red (711C) over a yellow-green (372C) ground color, and the over color type is complete over color (according to Pantone Color Lab, RGB, and Hex). The fruit surface is smooth

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John R. Stommel and Robert J. Griesbach

, Canada). The individual red, green, and blue colors (RGB) for each sample were measured using the “Material Properties” function of the program. For each sample, 10 RGB values were obtained and the average used. Immature fruit colors were scored visually

Open access

Taku Shimizu, Kazuma Okada, Shigeki Moriya, Sadao Komori, and Kazuyuki Abe

(Photoshop Lightroom CC; Adobe, San Jose, CA). The “Profile Correction” and “Remove Chromatic Aberration” functions were selected after the photographs were converted. The following methods describe the background correction and RGB calibration that were

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Gioia D. Massa, Hyeon-Hye Kim, Raymond M. Wheeler, and Cary A. Mitchell

blue LEDs with and without green fluorescence (GF) (24% green for RGB or 0% green for RB), GF alone (86% green), and CWF (51% green) and demonstrated that lettuce plants grown with RGB had higher fresh and dry weights and greater leaf area than those

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H.E. Winzeler and J.R. Schupp

-processing of apple images and removal of non-apple pixels from each image. All efforts were made to eliminate device-dependent variation between images. A method for converting device-dependent RGB color camera output into approximate device

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Shih-Wei Kong, Hsin-Ying Chung, Ming-Yi Chang, and Wei Fang

–700 nm). RGB light affects plant growth in different ways. For example, blue light induces biomass production but suppresses the hypocotyl elongation; red light boosts hypocotyl elongation and expands leaf ( Johkan et al., 2010 ; McNellis and Deng, 1995

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Rob Kuper

graphics editor (Photoshop version CS4; Adobe, San Jose, CA) aided formatting the photographs to dimensions of 540 × 432 pixels (7.5 × 6 inches at 72 pixels/inch); red, green, blue (RGB) mode (i.e., color space); and 8 bits per channel. We visually matched

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Jason B. Scott, David H. Gent, Frank S. Hay, and Sarah J. Pethybridge

area to be assessed. Image files in jpeg format were opened within ImageJ as red–green–blue (RGB) images. Images were straightened by measuring the angle of deviation of the top edge of the quadrat from parallel to the nearest boundary of the image

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Eric Curry

-bit RGB (red, green, blue) channels and the green channel selected for measurements. Gray-scale images were printed and quadrants drawn on each print. To minimize observer bias, the top right quadrant of each printed image was always used for counting

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Heather L. Merk, Shawn C. Yarnes, Allen Van Deynze, Nankui Tong, Naama Menda, Lukas A. Mueller, Martha A. Mutschler, Steven A. Loewen, James R. Myers, and David M. Francis

the latitudinal slices. Four color traits (R, G, B, and luminosity) were obtained using the RGB color scale used by computers and seven (L*, a*, b*, hue, chroma, and the two color uniformity traits) were obtained using the L*a*b* color space, which is