Rapid Assessment of Exercise State through Athlete’s Urine Using Temperature-Dependent NIRS Technology

<div>Two-dimensional PCA and 2D-PCA analysis maps for the two classes of urine samples. (a) PCA plots of 210 urine spectral samples at 20°C. (b) PCA plots of urine samples at different temperature.</div>

Journal of Analytical Methods in Chemistry

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Figure 2: Rapid Assessment of Exercise State through Athlete’s Urine Using Temperature-Dependent NIRS Technology 