文档介绍：数字摄影测量基本概念
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliango 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
特征：影像灰度曲面的不连续点。
线特征：是指影像的“边缘”与“线”
影像分割：~就是将影像分割成若干个子区域，每个子区域都有一定的均匀性质，对应于某一物体或物体的某一部分。
计算机辅助测图：数字测图，是利用解析测图仪或具有机助系统的模拟测图仪，进行数据采集和数据处理，测绘数字地图，制作数字高程模型，建立测量数据库。
：
影像数字化测图：混合数字摄影测量
：对实际连续函数模型离散化的量测过程
：影响的灰度量化是把采样点上的灰度数值转换成为某一种等距的灰度级。
二、填空
数字摄影测量按对影像进行数字化的程度可分为混合数字摄影测量和全数字摄影测量，后者包括通用全数字摄影测量和实时摄影测量。
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
全数字摄