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zyj8119

ľ³æ (ÖøÃûдÊÖ)


[½»Á÷] ¡¾ÇóÖú¡¿polyfitµÄÄâºÏЧ¹û²»ºÃ£¬Ó¦¸ÃÔõôÐ޸ģ¿¡¾Òѽâ¾ö¡¿

CODE:
function dpolydengyaxuanzexing(n)
clc;
x=[238,258,278,298,318,338,358];
y1=[2.409,4.219,5.553,9.241,23.425,23.75,25.142];
y2=[3.060,5.270,9.421,13.423,25.909,31.125,31.833];
y3=[3.393,5.452,9.077,11.5,25.454,29.315,29.333];
y4=[3.803,5.381,7.078,9.667,25.3,28.5,28.666];
plot(x,y1,'gx')
hold on
plot(x,y2,'b*')
hold on
plot(x,y3,'r+')
hold on
plot(x,y4,'mo')
xlabel('temperature(K)');ylabel('adsorption capacity(mmol/g)');
p1=polyfit(x,y1,n);
p2=polyfit(x,y2,n);
p3=polyfit(x,y3,n);
p4=polyfit(x,y4,n);
y1=polyval(p1,x);
y2=polyval(p2,x);
y3=polyval(p3,x);
y4=polyval(p4,x);
plot(x,y1,'g-');
hold on
plot(x,y2,'b-')
hold on
plot(x,y3,'r-')
hold on
plot(x,y4,'m-')
legend('100kpa in MCM-41 without APTS','100kpa in MCM-41 with 15APTS',...
    '100kpa in MCM-41 with 30APTS','100kpa in MCM-41 with 45APTS');
hold off
end

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[ Last edited by nono2009 on 2010-12-1 at 08:19 ]
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zyj8119

ľ³æ (ÖøÃûдÊÖ)


ÒýÓûØÌû:
Originally posted by zyj8119 at 2010-11-29 12:38:24:
[code]function dpolydengyaxuanzexing(n)
clc;
x=[238,258,278,298,318,338,358];
y1=[2.409,4.219,5.553,9.241,23.425,23.75,25.142];
y2=[3.060,5.270,9.421,13.423,25.909,31.125,31.833];
y3=[3.393,5. ...

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zyj8119

ľ³æ (ÖøÃûдÊÖ)


ÒýÓûØÌû:
Originally posted by change0618 at 2010-11-30 16:02:30:
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nono2009(½ð±Ò+2):¹ÄÀøÓ¦Öú 2010-12-01 08:18:59
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[ Last edited by change0618 on 2010-11-30 at 16:19 ]
7Â¥2010-11-30 16:15:56
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zyj8119

ľ³æ (ÖøÃûдÊÖ)


ÒýÓûØÌû:
Originally posted by change0618 at 2010-11-30 16:15:56:
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change0618

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zyj8119(½ð±Ò+4):ллÌáʾ¡£¡£¡£ 2010-11-30 16:23:44
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change0618

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)


zyj8119(½ð±Ò+4):·Ç³£¸Ðл£¬´ËÌù½áÌù¡£¡£¡£ 2010-11-30 16:59:48
cftoolÓõÄÊÇfitº¯Êý£¬'smoothingspline¡®Ñ¡Ïî


function dpolydengyaxuanzexing
clc;
x=[238,258,278,298,318,338,358];
y1=[2.409,4.219,5.553,9.241,23.425,23.75,25.142];
y2=[3.060,5.270,9.421,13.423,25.909,31.125,31.833];
y3=[3.393,5.452,9.077,11.5,25.454,29.315,29.333];
y4=[3.803,5.381,7.078,9.667,25.3,28.5,28.666];
plot(x,y1,'gx')
hold on
plot(x,y2,'b*')
hold on
plot(x,y3,'r+')
hold on
plot(x,y4,'mo')
xlabel('temperature(K)');ylabel('adsorption capacity(mmol/g)');
yy1=fit(x',y1','smoothingspline');
yy2=fit(x',y2','smoothingspline');
yy3=fit(x',y3','smoothingspline');
yy4=fit(x',y4','smoothingspline');
plot(yy1,'g-');
hold on
plot(yy2,'b-')
hold on
plot(yy3,'r-')
hold on
plot(yy4,'m-')
legend('100kpa in MCM-41 without APTS','100kpa in MCM-41 with 15APTS',...
    '100kpa in MCM-41 with 30APTS','100kpa in MCM-41 with 45APTS');
hold off
end
10Â¥2010-11-30 16:55:46
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