MFCC Class Reference

MFCC Mel-Frequency Cepstral Coefficients. Takes as input the N/2+1 spectrum Magnitude points output by PowerSpectrum. More...

#include <MFCC.h>

Inherits MarSystem.

Public Member Functions
MarSystem *	clone () const
	MFCC (std::string name)
	MFCC (const MFCC &a)
void	myProcess (realvec &in, realvec &out)
	Processes data.
	~MFCC ()

---

Detailed Description

MFCC Mel-Frequency Cepstral Coefficients. Takes as input the N/2+1 spectrum Magnitude points output by PowerSpectrum.

Mel-Frequency cepstral coefficients are features frequently used in Speech Recognition. The code is based on the corresponding function in the Auditory Toolbox by Malcolm Slaney.

See also:

Spectrum, PowerSpectrum

Controls:

• mrs_natural/coefficients [w]: the number of cepstral coefficients to calculate.

Definition at line 45 of file MFCC.h.

---

Constructor & Destructor Documentation

MFCC

(

std::string

name

)

Definition at line 27 of file MFCC.cpp.

MFCC

(

const MFCC &

a

)

Definition at line 37 of file MFCC.cpp.

~MFCC

(

)

Definition at line 47 of file MFCC.cpp.

---

Member Function Documentation

MarSystem * clone

(

)

const [virtual]

Implements MarSystem.

Definition at line 54 of file MFCC.cpp.

void myProcess	(	realvec &	in,
		realvec &	out
	)		[virtual]

Processes data.

Parameters:

in	Input data to read.
out	Output data to write.

Implement this method in subclass to define specific data processing.

Implements MarSystem.

Definition at line 215 of file MFCC.cpp.

---

The documentation for this class was generated from the following files:

• /usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/marsystems/MFCC.h
• /usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/marsystems/MFCC.cpp