是不是在找Matlab的libsvm的安装过程呢？这篇就是哦！

piday123

以下是步骤：
>> mex -setup % 这是必须的
8 g, e8 w  j( {/ w/ _. a% m! T& pPlease choose your compiler for building external inteRFace (MEX) files:
4 ]5 K6 P* W# r4 j" i
Would you like mex to locate installed compilers [y]/n? n %这次是选择编译器，输入n，因为你的是自定义的
2 T# A' L; ^# k%出现下面的选项：
Select a compiler:
[1] Borland C++ Compiler (free command line tools) 5.5
[2] Borland C++Builder 6.0
[3] Borland C++Builder 5.0
. W& W/ \( ]1 N: c3 S[4] Compaq Visual Fortran 6.1
( {& g' D; F4 |[5] Compaq Visual Fortran 6.6
9 S9 Z  g+ C0 [5 I: [[6] Intel C++ 9.1 (with Microsoft Visual C++ 2005 linker)
3 P& V$ \5 R. E3 i[7] Intel Visual Fortran 9.1 (with Microsoft Visual C++ 2005 linker)
9 K3 m: z7 ~! \: g" F8 K% [[8] Intel Visual Fortran 9.0 (with Microsoft Visual C++ 2005 linker)
[9] Intel Visual Fortran 9.0 (with Microsoft Visual C++ .NET 2003 linker)
[10] Lcc-win32 C 2.4.1
' ~$ K! k) ], f[11] Microsoft Visual C++ 6.0
- ]( n& ]. k' a7 L9 [- I[12] Microsoft Visual C++ .NET 2003
2 R  B/ Q% a" ]' E[13] Microsoft Visual C++ 2005
& K7 W0 C, J2 S  R' v[14] Microsoft Visual C++ 2005 Express Edition
[15] Open WATCOM C++ 1.3
$ d7 a6 G1 B- [' `
[0] None
Compiler: 13%这次选择13，或许你也可以用其他的
, u) y+ N% }2 A2 QThe default location for Microsoft Visual C++ 2005 compilers is C:\Program Files\Microsoft Visual Studio 8,
but that directory does not exist on this machine.  
. W: n; y. x1 r/ ^8 I& v2 p7 w
% n  q+ ]5 S  t0 |% Z' KUse C:\Program Files\Microsoft Visual Studio 8 anyway [y]/n? n %这次它说要使用默认的路径  继续选择n
Please enter the location of your compiler: [C:\Program Files\Microsoft Visual Studio 8] %它的意思是让你输入编译器的位置，输入：D:\Program Files\Microsoft Visual Studio 8
+ w# T9 n- R1 m+ i% 下面就是确认了
' E& h8 S* s& _* B: x% LPlease verify your choices:

+ i: a0 a# v9 c. {Compiler: Microsoft Visual C++ 2005  
Location: D:\Program Files\Microsoft Visual Studio 8

& q8 [4 e. i2 K2 Y* A7 ~% zAre these correct?([y]/n): y
***************************************************************************
  Warning: MEX-files generated using Microsoft Visual C++ 2005 require
0 a. \9 z/ X5 W' I) H' ~           that Microsoft Visual Studio 2005 run-time libraries be  
           available on the computer they are run on.
           If you plan to redistribute your MEX-files to other MATLAB
           users, be sure that they have the run-time libraries.
           You can find more information about this at:

% P1 c7 m! O' D7 G% X8 a2 m***************************************************************************

& \3 h& q  F) STrying to update options file: C:\Documents and Settings\Administrator\Application Data\MathWorks\MATLAB\R2007a\mexopts.bat
From template:              D:\PROGRA~2\MATLAB\R2007a\bin\win32\mexopts\msvc80opts.bat

6 V# L5 {7 n6 ^8 n* mDone . . . %   ok，done！
>> make
. O! D. H  S, ]( W" s>>
) s5 W5 }, J1 H3 Z: Z; `%至此彻底完成，
%以下是测试
% v. E! R3 v2 [2 p: e. a8 p>>load heart_scale.mat
" O7 z; \3 z9 ?8 g( ?; C/ _>>model = svmtrain(heart_scale_label, heart_scale_inst, '-c 1 -g 0.07');
>> [predict_label, accuracy, dec_values] = svmpredict(heart_scale_label, heart_scale_inst, model); %
% |9 b0 P/ v  @3 NAccuracy = 86.6667% (234/270) (classification)%  done
4 p6 |; M6 _2 B! u4 G4 G

tend

嗯嗯，找到了，就是这篇，谢谢！！！