基于高光谱和激光雷达遥感的水稻产量监测研究

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Assessment of Terrestrial Laser Scanning and Hyperspectral Remote Sensing for the Estimation of Rice Grain Yield

LI PengLei,ZHANG Xiao,WANG WenHui,ZHENG HengBiao,YAO Xia,ZHU Yan,CAO WeiXing,CHENG Tao

表2 基于冠层高度模型提取的特征变量

Table 2 Summary of height metrics derived from the canopy height model and their descriptions

结构参数 Structural parameter 描述 Description Height mean ( Hmean) 高度平均值 Mean of height Height min (Hmin) 高度最小值 Minimum of height Height max (Hmax) 高度最大值 Maximum of height Height standard deviation (Hstd) 高度标准偏差 Standard deviation of height Height coefficient of variation (Hcov) 高度变异系数 Variable coefficient of height Height kurtosis (Hk) 高度峰度 Kurtosis of height Height skewness (Hs) 高度偏度 Skewness of height Height percentile (H1st, H5th, H10th, H25th, H50th, H75th, H95th, H99th) 高度1st, 5th, 10th, 25th, 50th, 75th, 95th, 和99th 百分位 Percent of 1st, 5th, 10th, 25th, 50th, 75th, 95th, and 99th height