alvar::FilterMedian Class Reference

FilterMedian provides an median filter More...

#include <Filter.h>

Inheritance diagram for alvar::FilterMedian:

List of all members.

Public Member Functions
	FilterMedian (int size=3)
virtual double	next (double y)
	Update the value. All inherited classes need to update value in next().
double	operator= (double _value)
void	setWindowSize (int size)
Private Attributes
std::vector< double >	sort_buffer

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Detailed Description

FilterMedian provides an median filter

The FilterMedian remembers window_size last elements in the time series and returns always the middle element after sorting ((window_size / 2) + 1) elements. The size of the window window_size can be set in the constructor or with setWindowSize() .

Examples:

SampleFilter.cpp.

Definition at line 133 of file Filter.h.

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Constructor & Destructor Documentation

alvar::FilterMedian::FilterMedian

(

int

size = 3

)

[inline]

Definition at line 136 of file Filter.h.

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Member Function Documentation

double alvar::FilterMedian::next

(

double

y

)

[virtual]

Update the value. All inherited classes need to update value in next().

Reimplemented from alvar::FilterAverage.

Definition at line 78 of file Filter.cpp.

double alvar::FilterMedian::operator=

(

double

_value

)

[inline]

Reimplemented from alvar::FilterAverage.

Definition at line 141 of file Filter.h.

void alvar::FilterMedian::setWindowSize

(

int

size

)

[inline]

Reimplemented from alvar::FilterAverage.

Definition at line 137 of file Filter.h.

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Member Data Documentation

std::vector<double> alvar::FilterMedian::sort_buffer [private]

Definition at line 134 of file Filter.h.

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

• Filter.h
• Filter.cpp