annotate dsp/maths/MathUtilities.h @ 0:d7116e3183f8

* Queen Mary C++ DSP library
author cannam
date Wed, 05 Apr 2006 17:35:59 +0000
parents
children 85a9e268a8c4
rev   line source
cannam@0 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
cannam@0 2
cannam@0 3 /*
cannam@0 4 QM DSP Library
cannam@0 5
cannam@0 6 Centre for Digital Music, Queen Mary, University of London.
cannam@0 7 This file copyright 2005-2006 Christian Landone.
cannam@0 8 All rights reserved.
cannam@0 9 */
cannam@0 10
cannam@0 11 #ifndef MATHUTILITIES_H
cannam@0 12 #define MATHUTILITIES_H
cannam@0 13
cannam@0 14 #include <vector>
cannam@0 15
cannam@0 16 class MathUtilities
cannam@0 17 {
cannam@0 18 public:
cannam@0 19 static double round( double x );
cannam@0 20 static void getFrameMinMax( const double* data, unsigned int len, double* min, double* max );
cannam@0 21 static double mean( const double* src, unsigned int len );
cannam@0 22 static double sum( const double* src, unsigned int len );
cannam@0 23 static double princarg( double ang );
cannam@0 24 static double median( const double* src, unsigned int len );
cannam@0 25 static double mod( double x, double y);
cannam@0 26 static void getAlphaNorm(const double *data, unsigned int len, unsigned int alpha, double* ANorm);
cannam@0 27 static double getAlphaNorm(const std::vector <double> &data, unsigned int alpha );
cannam@0 28 };
cannam@0 29
cannam@0 30 #endif