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大小: 0.33M文件類型: .zip金幣: 1下載: 0 次發(fā)布日期: 2021-02-12
- 語言: Matlab
- 標(biāo)簽: 改進(jìn)ICP??ICP??ICP改進(jìn)??算法??
資源簡介
采用matlab實(shí)現(xiàn)了ICP算法及針對(duì)ICP算法的缺點(diǎn)進(jìn)行了改進(jìn)并實(shí)現(xiàn)了程序
代碼片段和文件信息
%利用平面特征和避免出現(xiàn)重復(fù)搜索的ICP進(jìn)行配準(zhǔn)參數(shù)的求取,需要手動(dòng)地剔除粗差
%第一步:提取測(cè)站7與測(cè)站8中重復(fù)的平面點(diǎn)云數(shù)據(jù),并手動(dòng)地剔除粗差,得到測(cè)站7_1測(cè)站7_2測(cè)站8_1測(cè)站8_2.
%第二步:計(jì)算測(cè)站7_1中心作為A1,測(cè)站7_2中心作為B1,計(jì)算測(cè)站7_1到B1的最大距離作為C1,
%........計(jì)算測(cè)站8_1中心作為A2,測(cè)站8_2中心作為B2,計(jì)算測(cè)站8_1到B2的最大距離作為C2,
%第三步:根據(jù)初始同名點(diǎn),利用六參數(shù)求解初始旋轉(zhuǎn)矩陣R和平移參數(shù)t。
%第四步:為了減少ICP配準(zhǔn)時(shí)間,需要用少量的點(diǎn)云數(shù)據(jù)進(jìn)行ICP迭代,采用,對(duì)兩個(gè)平面中心取一定范圍的點(diǎn)云數(shù)據(jù)用于ICP迭代
%.......以A1為原點(diǎn)r為半徑提取點(diǎn)云數(shù)據(jù)測(cè)站7_1‘以B1為原點(diǎn)R為半徑提取點(diǎn)云數(shù)據(jù)測(cè)站7_2‘
%.......以A2為原點(diǎn)r為半徑提取點(diǎn)云數(shù)據(jù)測(cè)站8_1‘以B2為原點(diǎn)R為半徑提取點(diǎn)云數(shù)據(jù)測(cè)站8_2‘
%.......P1i=[測(cè)站7_1‘]P2i=[測(cè)站8_1‘];
%第五步:對(duì)P1i和P2i進(jìn)行ICP迭代,從而得到旋轉(zhuǎn)矩陣R和平移參數(shù)t
%第六步:對(duì)轉(zhuǎn)換后的點(diǎn)云數(shù)據(jù)進(jìn)行TLS擬合平面,求取兩個(gè)平面的夾角
%第七步:計(jì)算轉(zhuǎn)換后的點(diǎn)云數(shù)據(jù)到另一個(gè)測(cè)站平面的距離
tic
[x7_1y7_1z7_1]=textread(‘F:\臨時(shí)實(shí)驗(yàn)\測(cè)站7_8\經(jīng)TLS剔除粗差后的輸出數(shù)據(jù)\Rican\測(cè)站7_1.txt‘‘%f%f%f‘-1);
P1i=[x7_1y7_1z7_1];
n1=size(x7_11);
aver_P1i=sum(P1i1)/n1;
A1=aver_P1i;
%測(cè)站7第二個(gè)圖求平均值
[x7_2y7_2z7_2]=textread(‘F:\臨時(shí)實(shí)驗(yàn)\測(cè)站7_8\經(jīng)TLS剔除
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2012-03-14?23:33??ICP\
?????文件???????18319??2012-03-11?21:11??ICP\hs_err_pid7856.log
?????文件??????151400??2012-02-13?09:00??ICP\simulation_data.mat
?????文件??????151475??2012-02-13?22:26??ICP\simulation_data2.mat
?????目錄???????????0??2012-03-17?10:39??ICP\含有粗差I(lǐng)CP配準(zhǔn)\
?????文件????????8500??2012-03-16?18:10??ICP\含有粗差I(lǐng)CP配準(zhǔn)\GICP1.m
?????文件????????9042??2012-03-17?14:31??ICP\含有粗差I(lǐng)CP配準(zhǔn)\GICP2.m
?????文件????????8186??2012-03-17?09:55??ICP\含有粗差I(lǐng)CP配準(zhǔn)\GKDT_ICP.m
?????文件????????8767??2012-03-16?18:15??ICP\含有粗差I(lǐng)CP配準(zhǔn)\GKDT_ICP1.m
?????文件????????8885??2012-03-17?09:42??ICP\含有粗差I(lǐng)CP配準(zhǔn)\GKDT_ICP2.m
?????目錄???????????0??2012-03-16?18:34??ICP\手動(dòng)剔除粗差I(lǐng)CP配準(zhǔn)\
?????文件????????7805??2012-03-16?19:59??ICP\手動(dòng)剔除粗差I(lǐng)CP配準(zhǔn)\GKDT_ICP.m
?????文件????????8419??2012-03-16?18:31??ICP\手動(dòng)剔除粗差I(lǐng)CP配準(zhǔn)\GKDT_ICP1.m
?????文件????????8431??2012-03-16?20:09??ICP\手動(dòng)剔除粗差I(lǐng)CP配準(zhǔn)\GKDT_ICP2.m
?????文件????????8494??2012-03-16?18:32??ICP\手動(dòng)剔除粗差I(lǐng)CP配準(zhǔn)\G_ICP1.m
?????文件????????8506??2012-03-17?09:16??ICP\手動(dòng)剔除粗差I(lǐng)CP配準(zhǔn)\G_ICP2.m
?????目錄???????????0??2012-03-13?22:27??ICP\最原始ICP\
?????文件????????1285??2012-02-22?21:50??ICP\最原始ICP\ICP_dsearchn.m
?????文件????????1453??2012-02-22?22:20??ICP\最原始ICP\ICP_norm.m
?????目錄???????????0??2012-07-31?14:10??ICP\避免出現(xiàn)搜索重復(fù)ICP\
?????文件????????1583??2012-03-13?22:31??ICP\避免出現(xiàn)搜索重復(fù)ICP\ICP_change.m
?????文件????????1550??2012-03-13?22:30??ICP\避免出現(xiàn)搜索重復(fù)ICP\ICP_change2.m
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