自己编写，可以用于EMD

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G Rilling last modification 32007 gabrielrillingenslyonfr code based on a student project by T Boustane and G Quellec 11032004 supervised by P Chainais ISIMA LIMOS Universite Blaise Pascal Clermont II email pchainaiisimafr IMPORTANT uncomment the following line if you experience MATLAB chrashes instead of a normal error message when calling the function with bad syntax This bug is apparently restricted to GNULinux systems and to MATLAB versions prior to R2007a define ALTMEXERR......