Discriminant Analysis Method Application in Water Quality Assessment: Take Yinma River as Example

Discriminant analysis method was used to differentiate and classify the water quality of 4 cross sections in Yinma River basin. After the introduction and elimination of variables, dissolved oxygen, nitrate, total phosphate, chemical oxygen demand, potassium permanganate index and chloride are selected to be the 6 main assessment factors in turn. Numeric… (More)