This paper studies the application of computer technology to identify tongue image information and its clinical application. Taking the case of clinical patients with heart palpitations as the research object, this paper explored the method of togue color extraction through combining the method of color science with computer technology. By extracting the total color difference, depth difference and saturation difference of different parts of the tongue, the characteristics of the color distribution are sought to obtain the color range, and the color characteristics of the tongue color of the heart palpitus are determined.
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