这里介绍了近红外光谱的数据预处理与研究，主要介绍了平滑、求导等种数据处理方法-Here introduced the near-infrared spectroscopy of the data pre-processing and research, mainly introduced smooth derivation types of data processing methods, etc.

进行地物光谱三点插值算法,采用前一个点与后一个点及中间点三个平均进行平滑处理-To spectroradiometer three-point interpolation algorithm, the use of a point before and after a point and intermediate point average of three smoothing