林业遥感是一种利用物体反射或辐射电磁波的固有特性，通过研究电磁波特性，达到识别物体及其环境的技术。通过监控林木的生长情况、预报预测林业病虫害等则被称为林业遥感。
高光谱遥感技术已成为林业遥感领域的前沿技术之一。
The hyperspectral remote sensing technology has become one of the leading technologies in forestry remote sensing domain.
林业资源遥感数据在时间上、空间上以及应用上都有尺度问题。
Remote sensing data of forestry have scale problems in time, space and applications.
但是高分辨率遥感影像在林业领域中的应用面临诸多问题，如数据源的价格偏高、图像阴影无法去除、树种识别困难和森林蓄积量估测精度不高等。
However, there appear many problems in its application in forestry, such as the high price of data, the irremovability of image shadow, the low accuracy of quantitative estimation, etc.
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