摘要:深度学习的两大难点即为样本标注和参数调优。 ENVI的ROI工具、Feature Counting工具、光谱分析、下载OpenStreetMap矢量等功能,为深度学习提供了便捷的样本标注功能。 同时,ENVI深度学习提供了一个帮助调试参数的功能,工具启动是在/Deep Learning/Deep L阅读全文 ...
(1)打开图像Beijing_TM.dat,按Linear2%拉伸显示。 (2)在Layer Manager中选中Beijing_TM.dat文件,单击鼠标右键,选择New Region Of Interest,打开Region of interest (ROI) Tool面板。 图2.5 新建ROI (3)在Region of interest (ROI) Tool面板中点击 按钮,在图像上绘制多边形,绘制大致为北京老皇城二环范围内的多边...
If the exported number of pixels is around 10,000 click Yes, if not click No and input a higher Min Thresh Value. 4. Your new ROI class will be displayed and the first thing you want to do is save your ROI file by clicking File → Save ROIs from the ROI Tool Window. Next, we ...