matlab 极坐标曲线拟合方程怎么求?答:theta = [0,15,30,45,60,75,90,105,120,135,150,165,180,195,210,225,240,255,270,285,300,315,330,345,360];R = [320,321,341,375,420,450,460,466,474,468,466,466,466,466,466,466,466,461,443,420,400,383,360,337,320];plot(theta,R,'o');将数据标准化 theta1 = ...
请教matlab大神,为什么图例中线条颜色和画出来的曲线对不上呢??颜色种...答:你这里polar函数可以改用polarplot函数,然后去掉set(polar(theta,y1),'LineWidth', 2)和view(90, -90)。polarplot函数基本使用格式(适用于R2006a以上版本)polarplot(theta,rho,LineSpec) 设置线条的线型、标记符号和颜色。所以对于你的问题,可以这样来改 polarplot(theta,y1,'-r','LineWidth', 2)...
matlab 绘制由下列极坐标方程表示的曲线 r=aθ答:1、theta1=linspace(theta(1),theta(end),5000);yy=spline(theta,R,theta1);polar(theta1,yy)2、theta = [0,15,30,45,60,75,90,105,120,135,150,165,180,195,210,225,240,255,270,285,300,315,330,345,360];R =[320,321,341,375,420,450,460,466,474,468,466,466,466,466,...
用matlab在极坐标下绘制一个正方形,设边长为x,任意顶点坐标为(a,b...答:;polar(theta,r)function [r,theta] = rc(theta1,theta2,rj,N)dtheta = (theta2-theta1)/N;theta = theta1:dtheta:theta2;r = rj*csc(theta);function [r,theta] = rr(theta1,theta2,rj,N)dtheta = (theta2-theta1)/N;theta = theta1:dtheta:theta2;r = rj*sec(theta);