通过对城市规划遥感监测业务分析，确定了研究的遥感数据源和处理流程。
Through the analysis of urban planning remote sensing monitoring business, the remote sensing data sources and processing for the study are identified.
遥感数据源在信息提取和识别的过程中主要表现为三大特征：空间特征、光谱特征和时间特征。
During the information detection and discrimination, the remote sensed data always represents three important characters: space character, spectral character and time character.
遥感影像特征分析是影像融合和解译的基础，而对遥感数据源各个波段进行定量分析是图像融合的前提。
Statistical characteristic analysis of remote sensing image is fundamental to image fusion and interpretation, and the quantitative analysis of each band is the premise of image fusion.
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