w2kmeans::AlarmRegion Struct Reference

List of all members.

Public Member Functions
	AlarmRegion (const w2img::TruthPolygon &poly)
	You need to add pixels after calling this constructor, then call calculateStatistics().
void	addPixel (short x, short y)
void	calculateStatistics ()
int	minx () const
int	maxx () const
int	miny () const
int	maxy () const
int	top_rt () const
int	top_lt () const
int	bot_rt () const
int	bot_lt () const
void	set_minx (int a)
	WARNING! by changing this, the cluster might become inconsistent!
void	set_maxx (int a)
void	set_miny (int a)
void	set_maxy (int a)
void	set_top_rt (int a)
void	set_top_lt (int a)
void	set_bot_rt (int a)
void	set_bot_lt (int a)
float	cx () const
	The center of gravity.
float	cy () const
	The center of gravity.
w2img::SingleFeature	cval () const
	The center of gravity in measurement space.
w2img::SingleFeature	maxval () const
	Maximum value encountered.
w2img::SingleFeature	minval () const
float	geo_cx () const
	The geometric center of gravity.
float	geo_cy () const
	The geometric center of gravity.
w2img::SingleFeature	geo_cval () const
	The geometric center of gravity in measurement space.
double	varx () const
	Variance of x.
double	vary () const
	Variance of y.
double	varxy () const
	Covariance of x,y.
Ellipse	bestFitEllipse () const
	Get best fit ellipse to cluster.
int	size () const
	Number of pixels in region.
void	update (int x, int y, const w2img::SingleFeature &value=w2img::SingleFeature(), float wt=1.0)
	Add a new pixel.
void	update (Cluster< w2img::SingleFeature > &other, std::vector< Cluster< w2img::SingleFeature > > &clusters)
	Add another cluster and update distances between the clusters.
float	contains (const Cluster< w2img::SingleFeature > &other) const
	Fraction of other region contained within this one.
float	contained_within (const Cluster< w2img::SingleFeature > &other) const
	Fraction of this one contained in other region.
float	computeArea () const
	Returns computed area between the bounds.
float	get_distance (const Cluster< w2img::SingleFeature > &other) const
	distance in pixels between these two clusters (shortest path).
float	get_boundingbox_distance (const Cluster< w2img::SingleFeature > &other) const
	distance between bounding boxes of the two clusters.
Static Public Member Functions
static void	computeDistances (const code::Image< int > &label, std::vector< Cluster< w2img::SingleFeature > > &clusters)
Public Attributes
w2img::TruthPolygon	polygon
std::vector< PixelRow >	pixelRows
bool	underAlarm
Friends
std::ostream &	operator<< (std::ostream &dout, const Cluster< w2img::SingleFeature > &obj)

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Constructor & Destructor Documentation

w2kmeans::AlarmRegion::AlarmRegion

(

const w2img::TruthPolygon &

poly

)

[inline]

You need to add pixels after calling this constructor, then call calculateStatistics().

---

Member Function Documentation

void w2kmeans::AlarmRegion::addPixel	(	short	x,
		short	y
	)

Ellipse w2img::Cluster< w2img::SingleFeature >::bestFitEllipse

(

)

const [inline, inherited]

Get best fit ellipse to cluster.

int w2img::Cluster< w2img::SingleFeature >::bot_lt

(

)

const [inline, inherited]

int w2img::Cluster< w2img::SingleFeature >::bot_rt

(

)

const [inline, inherited]

void w2kmeans::AlarmRegion::calculateStatistics

(

)

float w2img::Cluster< w2img::SingleFeature >::computeArea

(

)

const [inherited]

Returns computed area between the bounds.

static void w2img::Cluster< w2img::SingleFeature >::computeDistances	(	const code::Image< int > &	label,
		std::vector< Cluster< w2img::SingleFeature > > &	clusters
	)			[static, inherited]

float w2img::Cluster< w2img::SingleFeature >::contained_within

(

const Cluster< w2img::SingleFeature > &

other

)

const [inline, inherited]

Fraction of this one contained in other region.

float w2img::Cluster< w2img::SingleFeature >::contains

(

const Cluster< w2img::SingleFeature > &

other

)

const [inherited]

Fraction of other region contained within this one.

w2img::SingleFeature w2img::Cluster< w2img::SingleFeature >::cval

(

)

const [inline, inherited]

The center of gravity in measurement space.

float w2img::Cluster< w2img::SingleFeature >::cx

(

)

const [inline, inherited]

The center of gravity.

float w2img::Cluster< w2img::SingleFeature >::cy

(

)

const [inline, inherited]

The center of gravity.

w2img::SingleFeature w2img::Cluster< w2img::SingleFeature >::geo_cval

(

)

const [inline, inherited]

The geometric center of gravity in measurement space.

float w2img::Cluster< w2img::SingleFeature >::geo_cx

(

)

const [inline, inherited]

The geometric center of gravity.

float w2img::Cluster< w2img::SingleFeature >::geo_cy

(

)

const [inline, inherited]

The geometric center of gravity.

float w2img::Cluster< w2img::SingleFeature >::get_boundingbox_distance

(

const Cluster< w2img::SingleFeature > &

other

)

const [inherited]

distance between bounding boxes of the two clusters.

float w2img::Cluster< w2img::SingleFeature >::get_distance

(

const Cluster< w2img::SingleFeature > &

other

)

const [inherited]

distance in pixels between these two clusters (shortest path).

w2img::SingleFeature w2img::Cluster< w2img::SingleFeature >::maxval

(

)

const [inline, inherited]

Maximum value encountered.

int w2img::Cluster< w2img::SingleFeature >::maxx

(

)

const [inline, inherited]

int w2img::Cluster< w2img::SingleFeature >::maxy

(

)

const [inline, inherited]

w2img::SingleFeature w2img::Cluster< w2img::SingleFeature >::minval

(

)

const [inline, inherited]

int w2img::Cluster< w2img::SingleFeature >::minx

(

)

const [inline, inherited]

int w2img::Cluster< w2img::SingleFeature >::miny

(

)

const [inline, inherited]

void w2img::Cluster< w2img::SingleFeature >::set_bot_lt

(

int

a

)

[inline, inherited]

void w2img::Cluster< w2img::SingleFeature >::set_bot_rt

(

int

a

)

[inline, inherited]

void w2img::Cluster< w2img::SingleFeature >::set_maxx

(

int

a

)

[inline, inherited]

void w2img::Cluster< w2img::SingleFeature >::set_maxy

(

int

a

)

[inline, inherited]

void w2img::Cluster< w2img::SingleFeature >::set_minx

(

int

a

)

[inline, inherited]

WARNING! by changing this, the cluster might become inconsistent!

void w2img::Cluster< w2img::SingleFeature >::set_miny

(

int

a

)

[inline, inherited]

void w2img::Cluster< w2img::SingleFeature >::set_top_lt

(

int

a

)

[inline, inherited]

void w2img::Cluster< w2img::SingleFeature >::set_top_rt

(

int

a

)

[inline, inherited]

int w2img::Cluster< w2img::SingleFeature >::size

(

)

const [inline, inherited]

Number of pixels in region.

int w2img::Cluster< w2img::SingleFeature >::top_lt

(

)

const [inline, inherited]

int w2img::Cluster< w2img::SingleFeature >::top_rt

(

)

const [inline, inherited]

void w2img::Cluster< w2img::SingleFeature >::update	(	Cluster< w2img::SingleFeature > &	other,
		std::vector< Cluster< w2img::SingleFeature > > &	clusters
	)			[inherited]

Add another cluster and update distances between the clusters.

void w2img::Cluster< w2img::SingleFeature >::update	(	int	x,
		int	y,
		const w2img::SingleFeature &	value = T(),
		float	wt = 1.0
	)			[inherited]

Add a new pixel.

double w2img::Cluster< w2img::SingleFeature >::varx

(

)

const [inline, inherited]

Variance of x.

This is s11 in the covariance matrix

double w2img::Cluster< w2img::SingleFeature >::varxy

(

)

const [inline, inherited]

Covariance of x,y.

This is s11 in the covariance matrix

double w2img::Cluster< w2img::SingleFeature >::vary

(

)

const [inline, inherited]

Variance of y.

This is s22 in the covariance matrix

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Friends And Related Function Documentation

std::ostream& operator<<	(	std::ostream &	dout,
		const Cluster< w2img::SingleFeature > &	obj
	)			[friend, inherited]

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Member Data Documentation

std::vector<PixelRow> w2kmeans::AlarmRegion::pixelRows

w2img::TruthPolygon w2kmeans::AlarmRegion::polygon

bool w2kmeans::AlarmRegion::underAlarm

---