基本xyz立体绘图命令.mht

有关matlab的基本运算函数

tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00006.GIF"=
><TT><FONT=20
face=3D"Courier New" color=3D#0000ff size=3D2> </FONT></TT></A><FONT=20
size=3D2><BR></FONT></P>
<P><FONT =
face=3D=B1=EA=BF=AC=CC=E5>waterfall=BF=C9=D4=DAx=B7=BD=CF=F2=BB=F2y=B7=BD=
=CF=F2=B2=FA=C9=FA=CB=AE=C1=F7=D0=A7=B9=FB=A3=BA <BR></FONT></P>
<P><A name=3DINPUT_81><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>[x,y,z]=3Dpeaks;</FONT></TT></A> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>waterfall(x,y,z);</FONT></TT> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 size=3D2>axis([-inf =
inf -inf inf=20
-inf inf]); </FONT></TT></P>
<P><A name=3DOUTPUT_81><IMG height=3D286=20
src=3D"http://www.people.cornell.edu/pages/jf262/matlab/matlablearn/matla=
bsimple/images/img00007.gif"=20
width=3D382=20
tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00007.GIF"=
><TT><FONT=20
face=3D"Courier New" color=3D#0000ff size=3D2> </FONT></TT></A><FONT=20
size=3D2><BR></FONT></P>
<P><FONT =
face=3D=B1=EA=BF=AC=CC=E5>=CF=C2=C1=D0=C3=FC=C1=EE=B2=FA=C9=FA=D4=DAy=B7=BD=
=CF=F2=B5=C4=CB=AE=C1=F7=D0=A7=B9=FB=A3=BA <BR></FONT></P>
<P><A name=3DINPUT_82><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>[x,y,z]=3Dpeaks;</FONT></TT></A> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>waterfall(x',y',z');</FONT></TT> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 size=3D2>axis([-inf =
inf -inf inf=20
-inf inf]); </FONT></TT></P>
<P><A name=3DOUTPUT_82><IMG height=3D286=20
src=3D"http://www.people.cornell.edu/pages/jf262/matlab/matlablearn/matla=
bsimple/images/img00008.gif"=20
width=3D382=20
tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00008.GIF"=
><FONT=20
size=3D2> </A><BR></FONT></P>
<P><FONT =
face=3D=B1=EA=BF=AC=CC=E5>meshc=CD=AC=CA=B1=BB=AD=B3=F6=CD=F8=D7=B4=CD=BC=
=D3=EB=B5=C8=B8=DF=CF=DF=A3=BA <BR></FONT></P>
<P><A name=3DINPUT_85><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>[x,y,z]=3Dpeaks;</FONT></TT></A> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 size=3D2>meshc(x,y,z); =

</FONT></TT></P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 size=3D2>axis([-inf =
inf -inf inf=20
-inf inf]); </FONT></TT></P>
<P><A name=3DOUTPUT_85><IMG height=3D286=20
src=3D"http://www.people.cornell.edu/pages/jf262/matlab/matlablearn/matla=
bsimple/images/img00009.gif"=20
width=3D382=20
tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00009.GIF"=
><TT><FONT=20
face=3D"Courier New" color=3D#0000ff size=3D2> </FONT></TT></A><FONT=20
size=3D2><BR></FONT></P>
<P><FONT =
face=3D=B1=EA=BF=AC=CC=E5>surfc=CD=AC=CA=B1=BB=AD=B3=F6=C7=FA=C3=E6=CD=BC=
=D3=EB=B5=C8=B8=DF=CF=DF=A3=BA <BR></FONT></P>
<P><A name=3DINPUT_90><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>[x,y,z]=3Dpeaks;</FONT></TT></A> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 size=3D2>surfc(x,y,z); =

</FONT></TT></P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 size=3D2>axis([-inf =
inf -inf inf=20
-inf inf]); </FONT></TT></P>
<P><A name=3DOUTPUT_90><IMG height=3D286=20
src=3D"http://www.people.cornell.edu/pages/jf262/matlab/matlablearn/matla=
bsimple/images/img00010.gif"=20
width=3D382=20
tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00010.GIF"=
><TT><FONT=20
face=3D"Courier New" color=3D#0000ff size=3D2> </FONT></TT></A><FONT=20
size=3D2><BR></FONT></P>
<P><FONT =
face=3D=B1=EA=BF=AC=CC=E5>contour3=BB=AD=B3=F6=C7=FA=C3=E6=D4=DA=C8=FD=B6=
=C8=BF=D5=BC=E4=D6=D0=B5=C4=B5=C8=B8=DF=CF=DF=A3=BA <BR></FONT></P>
<P><A name=3DINPUT_89><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>contour3(peaks, 20);</FONT></TT></A> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 size=3D2>axis([-inf =
inf -inf inf=20
-inf inf]); </FONT></TT></P>
<P><A name=3DOUTPUT_89><IMG height=3D286=20
src=3D"http://www.people.cornell.edu/pages/jf262/matlab/matlablearn/matla=
bsimple/images/img00011.gif"=20
width=3D382=20
tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00011.GIF"=
><TT><FONT=20
face=3D"Courier New" color=3D#0000ff size=3D2> </FONT></TT></A><FONT=20
size=3D2><BR></FONT></P>
<P><FONT =
face=3D=B1=EA=BF=AC=CC=E5>contour=BB=AD=B3=F6=C7=FA=C3=E6=B5=C8=B8=DF=CF=DF=
=D4=DAXY=C6=BD=C3=E6=B5=C4=CD=B6=D3=B0=A3=BA <BR></FONT></P>
<P><A name=3DINPUT_91><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>contour(peaks, 20); </FONT></TT></A></P>
<P><A name=3DOUTPUT_91><IMG height=3D286=20
src=3D"http://www.people.cornell.edu/pages/jf262/matlab/matlablearn/matla=
bsimple/images/img00012.gif"=20
width=3D382=20
tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00012.GIF"=
><TT><FONT=20
face=3D"Courier New" color=3D#0000ff size=3D2> </FONT></TT></A><FONT=20
size=3D2><BR></FONT></P>
<P><FONT =
face=3D=B1=EA=BF=AC=CC=E5>plot3=BF=C9=BB=AD=B3=F6=C8=FD=B6=C8=BF=D5=BC=E4=
=D6=D0=B5=C4=C7=FA=CF=DF=A3=BA <BR></FONT></P>
<P><A name=3DINPUT_86><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>t=3Dlinspace(0,20*pi, 501);</FONT></TT></A> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 =
size=3D2>plot3(t.*sin(t), t.*cos(t),=20
t); </FONT></TT></P>
<P><A name=3DOUTPUT_86><IMG height=3D286=20
src=3D"http://www.people.cornell.edu/pages/jf262/matlab/matlablearn/matla=
bsimple/images/img00013.gif"=20
width=3D382=20
tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00013.GIF"=
><FONT=20
size=3D2> </A><BR></FONT></P>
<P><FONT =
face=3D=B1=EA=BF=AC=CC=E5>=D2=E0=BF=C9=CD=AC=CA=B1=BB=AD=B3=F6=C1=BD=CC=F5=
=C8=FD=B6=C8=BF=D5=BC=E4=D6=D0=B5=C4=C7=FA=CF=DF=A3=BA<BR></FONT></P>
<P><A name=3DINPUT_87><TT><FONT face=3D"Courier New" color=3D#008000=20
size=3D2>t=3Dlinspace(0, 10*pi, 501);</FONT></TT></A> </P>
<P><TT><FONT face=3D"Courier New" color=3D#008000 =
size=3D2>plot3(t.*sin(t), t.*cos(t),=20
t, t.*sin(t), t.*cos(t), -t); </FONT></TT></P>
<P><A name=3DOUTPUT_87><IMG height=3D286=20
src=3D"http://www.people.cornell.edu/pages/jf262/matlab/matlablearn/matla=
bsimple/images/img00014.gif"=20
width=3D382=20
tppabs=3D"http://ins22web.seu.edu.cn/xuray/netschool/mlbook/IMG00014.GIF"=
><FONT=20
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<P align=3Dcenter><A=20
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