資源簡介
用改進的八點算法求基礎矩陣,進而求本質矩陣及相機外參。
代碼片段和文件信息
x?=?[101.01260.3770.29134.65202.77214.39328.6478.86206.64];
y?=?[177.7111114.45100.7171.03201.486.2962.21283.76];
x1=[x;y;ones(19)];
x?=?[483.89640.9453.58514.23586589.52716.87464.99581.4];
y?=?[168.46110.58103.5893.7969.15197.788.1254.85281.44];
x2=[x;y;ones(19)];
%以上為輸入數據x1x2格式為象素點[xy1]T(3×n)n為點對個數>=8;
%先對x1x2規范化處理
n=9;
u=sum(x1(1:))/n;
v=sum(x1(2:))/n;
s=?sqrt(2)*n/sum(sqrt((x1(1:)-u).*(x1(1:)-u)+(x1(2:)-v).*(x1(2:)-v)));
T=[s0-s*u;0s-s*v;001];
x3=T*x1;
u=sum(x2(1:))/n;
v=sum(x2(2:))/n;
s=?sqrt(2)*9/sum(sqrt((x2(1:)-u).*(x2(1:)-u)+(x2(2:)-v).*(x2(2:)-v)));
T2=[s0-s*u;0s-s*v;001];
x4=T2*x2;
Q1?=?x3‘;
Q2?=?x4‘;
Q?=?[Q1(:1).*Q2(:
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