代码搜索结果

x=2:16; y=[6.42 8.20 9.58 9.5 9.7 10 9.93 9.99 10.49 10.59 10.60 10.80 10.60 10.90 10.76]; beta0=[8 2]'; [beta,r,J]=nlinfit(x',y','volum',beta0); beta

x1=[1000 600 1200 500 300 400 1300 1100 1300 300]; x2=[5 7 6 6 8 7 5 4 3 9]; y=[100 75 80 70 50 65 90 100 110 60]'; x=[x1' x2']; rstool(x,y,'purequadratic')

x1=[1000 600 1200 500 300 400 1300 1100 1300 300]; x2=[5 7 6 6 8 7 5 4 3 9]; y=[100 75 80 70 50 65 90 100 110 60]'; X=[ones(10,1) x1' x2' (x1.^2)' (x2.^2)']; [b,bint,r,rint,stats]=regress(y,X);

t=1/30:1/30:14/30; s=[11.86 15.67 20.60 26.69 33.71 41.93 51.13 61.49 72.90 85.44 99.08 113.77 129.54 146.48]; [p,S]=polyfit(t,s,2) Y=polyconf(p,t,S) plot(t,s,'k+',t,Y,'r')

x=[143 145 146 147 149 150 153 154 155 156 157 158 159 160 162 164]'; X=[ones(16,1) x]; Y=[88 85 88 91 92 93 93 95 96 98 97 96 98 99 100 102]'; [b,bint,r,rint,stats]=regress(Y,X); b,bint,stats

x1=[7 1 11 11 7 11 3 1 2 21 1 11 10]'; x2=[26 29 56 31 52 55 71 31 54 47 40 66 68]'; x3=[6 15 8 8 6 9 17 22 18 4 23 9 8]'; x4=[60 52 20 47 33 22 6 44 22 26 34 12 12]'; y=[78.5 74.3 104.3 87.6 95.9

ezplot('sin(3*t)*cos(t)','sin(3*t)*sin(t)',[0,pi])

[x,y,z]=peaks; subplot(1,2,1) contour3(x,y,z,16,'s') grid, xlabel('x-axis'), ylabel('y-axis') zlabel('z-axis') title('contour3 of peak

[X,Y]=meshgrid(-3:.125:3); Z=peaks(X,Y); meshz(X,Y,Z)

x=linspace(0,2*pi,100); y=sin(x); z=cos(x); a=sin(x).*cos(x);b=sin(x)./(cos(x)+eps) subplot(2,2,1);plot(x,y),title('sin(x)') subplot(2,2,2);plot(x,z),title('cos(x)') subplot(2,2,3);plot(x