The invention relates to a
urine test paper physiological index quantification identification method based on a cloud platform, and the
urine test paper comprises three parts including a two-dimensional code, a standard color card and a test paper. After using the test paper for a
urine test, a user takes a photo of the test paper through a
mobile phone, a test paper image is automatically acquired and uploaded to the cloud platform, the cloud form integrates an
image identification method, the image is processed, and a result is returned to the
mobile phone. The identification method comprises the steps: Harris
corner detection and calibration are performed on the image; the image space is converted from RGB to CIELAB, the
chromatic aberration between the color of the test paper and the color lump of a standard colourimetric card is calculated, a KNN (k-
Nearest Neighbour) is adopted to sort the color of the test paper to a corresponding kind in the colourimetric card, and the analysis for test paper measurement index is automatically completed. According to the invention, the method is rapid and simple, problems of ambient light interference and low
human eye identification accuracy are avoided, the cost is low, in addition, the method can be used for screening patients with early chronic
kidney disease and patients with diabetes, and the risk of diseases is reduced.