成像光谱数据具有较高光谱分辨率,在类别细分方面具有一定的优势。该文针对成像光谱数据特点,研究与成像光谱数据特征相适应的土地利用动态遥感监测技术,包括边缘辐射纠正技术、影像融合技术和异常光谱检测技术,该方法在试验区应用中取得了良好效果。 更多还原
【Abstract】 It is necessary to obtain high accuracy land changing data annually for land resource management,especially for main land use type such as arable land,forest,orchard etc.However,normal multi-spectral remote sensing data can not meet above requirement because of its wide rang of band width.High spectral resolution remote sensing data provides 10-100 channels within 04~25 μm which may solve this problem.This paper provides a practicable method for land-use dynamic change detecting using high spe...