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高分辨率卫星影像图面质量问题排查及处理流程

Troubleshooting and solving of high resolution satellite image graphic quality problems

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图面质量问题排查及处理是数字正射影像生产必不可少的环节.优化问题排查与处理流程,对规范作业方式、提高作业效率、提升影像成果质量具有重要作用.本文首先通过分析、归纳常见图面质量问题类型,创建问题模板,开展图面质量问题排查;然后对问题进行区域综合,根据区域综合结果进行影像分块,并对分块影像进行修改;最后将问题转为PS软件注释,通过切换注释实现问题区域的自动定位.实践结果表明,基于问题模板进行图面质量问题排查,能够规范作业方式,提高成果的一致性;问题区域综合后分块修改影像问题,能够提高影像读写速度,符合多人多机并行作业的生产模式;问题区域自动定位与跳转,能够提高图面质量问题修改效率.
The troubleshooting and solving of graphic quality problems is an essential part of digital orthophoto production,optimizing the essential part plays an important role in standardizing operation methods,improving operation efficiency,and improving the graphic quality of image.This paper first analyzes and summarizes common types of graphic quality problems,creates a problem template,and conducts graphic quality problem troubleshoot based on the problem template;Then,perform regional synthesis on the problem,divide the image into blocks based on the regional synthesis results,and modi-fy the segmented images;Finally,convert the problem into PS annotations and achieve automatic locali-zation of the problem area by switching annotations.The practical results show that using problem tem-plates to troubleshoot graphic quality problems can standardize work methods and improve the consistency of results;After regional comprehensive,block modification of images can improve the speed of image reading and writing,in line with the production mode of parallel operation of multiple people and ma-chines;Automatic localization and redirection of problem areas can improve the efficiency of modifying graphic quality problems.

high resolutionsatellite imagegraphic qualitytroubleshootingsolving procedures

张永振、刘苗、刘玲玲、杨乐

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自然资源部陕西基础地理信息中心 陕西西安 710054

高分辨率 卫星影像 图面质量 问题排查 处理流程

2024

测绘标准化
国家测绘局测绘标准化研究所

测绘标准化

影响因子:0.407
ISSN:
年,卷(期):2024.40(1)
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