城市及工程控制網(wǎng)平面點(diǎn)位精度的合理評(píng)定(1)-預(yù)覽頁
【正文】 ???????????????1*112*11****)()()()()()(XXLXTYYLXTXXXxYLXTXXXXLXTXXYYXNAPAYDAPANNYDAPANNAPAYDYDXDDDYDXYD?2)、相對(duì)于上級(jí)網(wǎng)基準(zhǔn)的協(xié)方差陣 多級(jí)平面控制網(wǎng)的絕對(duì)點(diǎn)位精度的合理評(píng)定 多級(jí)控制網(wǎng)協(xié)方差陣逐級(jí)擴(kuò)充 2111)()()()(0ZTZZZZTZZZZLZTZTZZZTZZZZGGNNGGNZDlPGGGNZZGVlZC???????????????1)、首級(jí)網(wǎng)點(diǎn)的協(xié)方差陣 多級(jí)平面控制網(wǎng)的絕對(duì)點(diǎn)位精度的合理評(píng)定 ?????????????????????????????????)()()()()()()(1111121YDDDZDYZDNBPBZDDZDBPBNDNBPBZDBPBNNYDlPBBPBYVlYBZBYZZYYYLYTZZYZLYTYYYZYYLYTZZLYTYYYYYLYTYYLYTYYYYZ????1)、協(xié)方差陣的逐級(jí)擴(kuò)充 擴(kuò)充到二級(jí)網(wǎng)： 多級(jí)平面控制網(wǎng)的絕對(duì)點(diǎn)位精度的合理評(píng)定 ?????????????????????????????????????????????????????????????????????????????????11111),(),( XXLXTYTZYZLXTXXXYZLXTXXXXLXTYTZNAPAAYZDAAPANNYZDAAPANNAPAAYZDYZDXYZDXLXTXXLXTXXYXYZlPAAPAXVlXAYAZA1][ ???????????擴(kuò)充到三級(jí)網(wǎng)： 多級(jí)平面控制網(wǎng)的相對(duì)點(diǎn)位精度的合理評(píng)定 2222 )(?ikikikikTiksyyxxikmsmmmM ??????評(píng)定相對(duì)點(diǎn)位精度的兩個(gè)問題 通常的評(píng)定方法： 1)、協(xié)方差基準(zhǔn)問題 2)、顧及起始數(shù)據(jù)的影響 多級(jí)平面控制網(wǎng)的相對(duì)點(diǎn)位精度的合理評(píng)定 多級(jí)控制網(wǎng)相對(duì)點(diǎn)位精度的評(píng)定 ????????????????????????????????????????????10c o s1s i n01c o ss i n12112112112111)1,3,2()1,3,2(1)1,3,2()1,3,2()1,3,2()1,3,2(1)1,3,2(1)1,3,2(13,212TxTxTyTyFddMddddFDFDDyyxxyyxyyxxxTXX1)、顧及起始數(shù)據(jù)影響，在首級(jí)網(wǎng)協(xié)方差基準(zhǔn)下評(píng)定 2)、將首級(jí)網(wǎng)協(xié)方差基準(zhǔn)變換到所需的協(xié)方差基準(zhǔn) 計(jì)算公式上節(jié)所述。rvyC:G3J7NaReUiYl$p*s+w ` SfWjZm%q(u=xB。sv`zD0G 4K7ObRfViZm$p(t+x~A。E2I 5M9PdTgX koamp。F2I6M9QdThX k!oamp。E1I5L9PcTgW knamp。F2I5M9PdTgX koamp。sv`z D0G4K7NfWjZn%q( u=xB。E1H5L8PcSgWjn%r)uyB:F2J6Ma QdUhXl!o*sv`zD0G 4K7ObRfViZm$q(t+ x~A。E2I5M9PdTgX koamp。sv`zC0G3K7NbReViYm$p(t+x~n%r)u=yB:F2J6MaQ dUhXl! oamp。r)vyC:F3J6NaQ eUhYl! p*s+w ` 4K8ObSfVjZm%q(t=x~B。rvzC0G3JbSf VjZm%q(t=x~B。rvzC0G3J7NaReUiYl$p*t+w~ cSfWjZn%q)u=yB。E1I 5L8PcSgWjn%r)uyC:F2J6MaQdUhXl! o*sw `$q(t=x~A。r)vyC:G3J7NaQ eUhYl! p*s+w ` 4K8ObSfVjZm%q(u=xB。E2I5M9PdTgX koamp。sv`zD0G3K7NbReViYm$p(t+x~n%r) uyB:F2J6MaQdUhXl!o*s v`zD 0G4K7ObRfV iZm$p(t+x~A。E2I5M9PdTgX koamp。sv`zC0G3K7NbReViYm$p(t+w ~ koamp。sv`zD0G4K7ObRfViYm$p(t+x~A。E2I5M9PdTgX knamp。F2I 5M9PdTgX koamp。sv`zD0G4K7N bReViYm$p(t+x~A。r)vyC:G3J6NaQeU hYl!p*s+w ` VjZm%q(u=xB。rvzC0G3K7NbReUiYl$p*t+w~ koamp。sv`z C0G3K 7NbRe ViYm$p(t+x~n%r)u=yB:F2J6MaQdUhXl!oamp。r)vyC:F3J6NaQe UhYl!p*s+w `%yC:F3J6MaQdUhXl!o*s w`$q(t=x~B。r)vyC:G3J7NaRe UhYl! p*s+w ` 4L8ObSfVjZm%q(u=xB。svz C0G3K 7NbRe ViYm$p*t+w~%q)u=yB:F2J6MaQdThX k! oamp。sv`zD0G4K7NbReViYm$p(t+x~A。E2I 5M9PcTgW knamp
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