French fries appearance quality Matlab detection method and system and computer equipment

The invention belongs to the technical field of potato chip processing, and discloses a chip appearance quality Matlab detection method and system and computer equipment, and the chip appearance quality Matlab detection method comprises the steps: obtaining a chip image, carrying out the statistics of the distribution condition of R, G and B value color information of chip and background features in an RGB color space in the image, and carrying out the calculation of the distribution condition of R, G and B value color information of the chip and background features in the image; classifying the pixels of the chips and the background image; performing add preprocessing on the classified French fries images; and carrying out B value calculation on the preprocessed French fries image by adopting Matlab, and judging the appearance quality of the French fries based on the calculated B value. According to the method, the precision of evaluating the appearance quality of the chips is improved, the evaluation effici