水质参数

模型

对应传感器

Chla [4]

Chla = 0.456 + 1.8068 × (B4/B3)

HJ1/CCD

TSS [5]

TSM = 119.62 × (B3/B2)^6.0823

GF-1/WFV

SD [6]

SD = a × e^(TM1/TM3)

Landsat/TM

TN [7]

TN = −317.494 × ETM1 + 34.584

Landsat/ETM

TP [8]

TP = −21.45 × (TM3/TM2) − 14.42 × (TM1/TM3) + 42.99 × TM1 + 27.1

Landsat/TM

NH₃-N [7]

NH₃-N = −277.191 × ETM2 + 37.109

Landsat/ETM

DO [9]

DO = 0.319 × (B1 + B3)/B2/B1 − 3.878

Landsat/TM