c@225: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
c@225: 
c@225: /*
c@225:     QM DSP Library
c@225: 
c@225:     Centre for Digital Music, Queen Mary, University of London.
c@225:     This file copyright 2005-2006 Christian Landone.
c@225:     All rights reserved.
c@225: */
c@225: 
c@225: #ifndef MATHUTILITIES_H
c@225: #define MATHUTILITIES_H
c@225: 
c@225: #include <vector>
c@225: 
c@225: class MathUtilities  
c@225: {
c@225: public:	
c@225:     static double round( double x );
c@225:     static void	  getFrameMinMax( const double* data, unsigned int len,  double* min, double* max );
c@225:     static double mean( const double* src, unsigned int len );
c@225:     static double sum( const double* src, unsigned int len );
c@225:     static double princarg( double ang );
c@225:     static double median( const double* src, unsigned int len );
c@225:     static double mod( double x, double y);
c@225:     static void	  getAlphaNorm(const double *data, unsigned int len, unsigned int alpha, double* ANorm);
c@225:     static double getAlphaNorm(const std::vector <double> &data, unsigned int alpha );
c@225: };
c@225: 
c@225: #endif