Unless you have the original image, noting the change between the new and original images is a difficult task (although software is available to help with this detection process).
除非您有原图片，否则要发现新图片与原图片之间的变化是一项非常艰难的任务(尽管有软件可以帮助侦测到这种变化)。
Relative radiometric normalization of multi-temporal satellite images is the necessary process in change detection or image mosaic.
多时相遥感影像的相对辐射归一化是进行变化检测或拼接不可缺少的步骤。
The most serious problems for change detection on high-resolution images are the sensitivity to registration and the complexity of terrain.
而对于高分辨率遥感图像的变化检测，面临的突出问题是对配准误差的敏感性和人工环境下地形的复杂性。
In order to solve this problem, this paper proposes a split window-based method for unsupervised change detection in multichannel remotely sensed images.
针对这一问题，本文提出一种基于分割窗的无监督多通道遥感图像变化检测方法。
Most of the present change detection methods aim at land cover applications using low-resolution images, and generally can not meet the needs of high-precision analysis.
目前大部分变化检测研究主要集中在利用低分辨率卫星影像检测土地利用等宏观应用上，往往不能满足高精度分析的要求。
In this paper, by use of high resolution satellite images at different points of time, based on the traditional method, take projection and shade into the effect of change detection.
本文针对不同时期高分辨率遥感影像进行城市变化检测，在利用传统变化检测方法得到的检测结果的基础上，考虑消除投影差和阴影对变化检测结果的影响。
Methods the lung ct and enhanced ct images to change features were observed in 27 patients with pulmonary thromboembolism and detection the inherent relationship with serum D-dimer, troponin levels.
方法观测27例肺血栓栓塞患者肺ct及增强CT影像改变特征与检测血清d -二聚体、肌钙蛋白水平变化的内在相关联系。
Remote sensing image change detection is to analyze the same area of remote sensing images at different phases, which extract information of interest to change.
遥感图像变化检测是分析同一地区不同时相的遥感图像，提取出其中感兴趣的变化信息。
The remote sensing image change detection is a technique to acquire change information of observed objects through contrast and analysis of remote sensing images of the same region at different time.
遥感图像变化检测技术是通过对比分析同一地域不同时相的遥感图像，获取观测对象变化信息的技术。
Laser spot positioning algorithm is studied in this paper, and program which can automatically change the spot images collected by the detection system to spot location data is designed.
就激光光斑中心定位算法进行了研究，设计了将检测系统采集到的光斑图像自动转化成光斑位置数据的程序。
Hyperspectral remote sensing images contain abundant spectral information for accurate change detection.
高光谱遥感影像包含了丰富的光谱特征，为精确的变化检测提供了依据。
Hyperspectral remote sensing images contain abundant spectral information for accurate change detection.
高光谱遥感影像包含了丰富的光谱特征，为精确的变化检测提供了依据。
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