光谱特征拟合（SFF）是选择包含目标矿物特定吸收谱带的光谱区间，利用最小二乘拟合方法，比较像元光谱与目标光谱吸收特征的整体形态和吸收深度；从遥感影像中识别地物
在纯净像元提取、混合像元分解、匹配滤波、光谱特征拟合等方面进行了探索。
Great achievements in some aspects such as pure pixel extraction, spectral unmixing, matched filtering and spectral feature fitting have been made.
本文主要研究了光谱成像系统控制软件和数据处理与特征光谱曲线拟合软件的设计。
This thesis researches spectral imaging system's control software, data processing software and characteristics spectral curve fitting software design.
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