VisualCortexSurprise Class Reference

This is a derivation of VisualCortex using SingleChannelSurprise channels. More...

#include <Neuro/VisualCortexSurprise.H>

Inheritance diagram for VisualCortexSurprise:

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Collaboration diagram for VisualCortexSurprise:

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List of all members.

Public Member Functions
	VisualCortexSurprise (OptionManager &mgr, const std::string &descrName="Visual Cortex Surprise", const std::string &tagName="VisualCortexSurprise")
	Constructor without any channels.
virtual	~VisualCortexSurprise ()
	Virtual destructor for safe inheritance.
Static Public Member Functions
static void	registerSurpriseTypes (OptionManager &mgr)
	Register surprise channel types with SubmapAlgorithm::getFactory().
Protected Member Functions
virtual Image< float >	postProcessOutputMap (const Image< float > &outmap)
	post-process raw weighted sum of channel output maps, surprise-style
virtual void	paramChanged (ModelParamBase *const param, const bool valueChanged, ParamClient::ChangeStatus *status)
	Rebuild our channels if surprise model type changes.
Protected Attributes
OModelParam< std::string >	itsStype
	type of surprise models
OModelParam< int >	itsNormSurp
OModelParam< float >	itsSurpriseThresh
	apply weak spatial competition to output?
OModelParam< float >	itsSurpriseSemisat
	surprise nonlinerity semisat
OModelParam< float >	itsSurpriseExp
	surprise nonlinerity exponent

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Detailed Description

This is a derivation of VisualCortex using SingleChannelSurprise channels.

It computes Surprise instead of computing saliency.

Definition at line 46 of file VisualCortexSurprise.H.

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Constructor & Destructor Documentation

VisualCortexSurprise::VisualCortexSurprise	(	OptionManager &	mgr,
		const std::string &	descrName = "Visual Cortex Surprise",
		const std::string &	tagName = "VisualCortexSurprise"
	)

Constructor without any channels.

Definition at line 83 of file VisualCortexSurprise.C.

References OModelParam< T >::getVal(), itsStype, registerSurpriseTypes(), and OptionManager::setOptionValString().

VisualCortexSurprise::~VisualCortexSurprise

(

)

[virtual]

Virtual destructor for safe inheritance.

Definition at line 101 of file VisualCortexSurprise.C.

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Member Function Documentation

void VisualCortexSurprise::paramChanged	(	ModelParamBase *const	param,
		const bool	valueChanged,
		ParamClient::ChangeStatus *	status
	)			[protected, virtual]

Rebuild our channels if surprise model type changes.

Reimplemented from RawVisualCortex.

Definition at line 134 of file VisualCortexSurprise.C.

References ModelComponent::getManager(), OModelParam< T >::getVal(), itsStype, and OptionManager::setOptionValString().

Image< float > VisualCortexSurprise::postProcessOutputMap

(

const Image< float > &

outmap

)

[protected, virtual]

post-process raw weighted sum of channel output maps, surprise-style

Reimplemented from RawVisualCortex.

Definition at line 152 of file VisualCortexSurprise.C.

References ComplexChannel::getSubchanTotalWeight(), OModelParam< T >::getVal(), inplaceRectify(), inplaceSigmoid(), RawVisualCortex::itsNormType, itsSurpriseExp, itsSurpriseSemisat, itsSurpriseThresh, RawVisualCortex::itsUseMax, maxNormalize(), maxNormTypeName(), ComplexChannel::numChans(), VCXNORM_FANCYWEAK, and VCXNORM_SURPRISE.

void VisualCortexSurprise::registerSurpriseTypes

(

OptionManager &

mgr

)

[static]

Register surprise channel types with SubmapAlgorithm::getFactory().

Definition at line 105 of file VisualCortexSurprise.C.

References rutz::factory< nub::ref< P > >::is_valid_key().

Referenced by SingleChannelBeoServer::SingleChannelBeoServer(), and VisualCortexSurprise().

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Member Data Documentation

OModelParam<std::string> VisualCortexSurprise::itsStype [protected]

type of surprise models

Definition at line 61 of file VisualCortexSurprise.H.

Referenced by paramChanged(), and VisualCortexSurprise().

OModelParam<float> VisualCortexSurprise::itsSurpriseExp [protected]

surprise nonlinerity exponent

Definition at line 65 of file VisualCortexSurprise.H.

Referenced by postProcessOutputMap().

OModelParam<float> VisualCortexSurprise::itsSurpriseSemisat [protected]

surprise nonlinerity semisat

Definition at line 64 of file VisualCortexSurprise.H.

Referenced by postProcessOutputMap().

OModelParam<float> VisualCortexSurprise::itsSurpriseThresh [protected]

apply weak spatial competition to output?

surprise nonlinerity threshold

Definition at line 63 of file VisualCortexSurprise.H.

Referenced by postProcessOutputMap().

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

• src/Neuro/VisualCortexSurprise.H
• src/Neuro/VisualCortexSurprise.C