Uses of Interface
org.openimaj.feature.FeatureExtractor

Packages that use FeatureExtractor

Package	Description
org.openimaj.audio
org.openimaj.audio.features
org.openimaj.experiment.gmm.retrieval
org.openimaj.feature
org.openimaj.feature.local
org.openimaj.image.annotation.evaluation.dataset
org.openimaj.image.feature
org.openimaj.image.model
org.openimaj.image.processing.face.feature	The feature package contains implementations of features that can describe a face.
org.openimaj.image.processing.face.feature.ltp	An implementation of the local texture features and comparison measure defined by Xiaoyang Tan and Bill Triggs.
org.openimaj.image.processing.face.recognition
org.openimaj.image.searching
org.openimaj.ml.annotation
org.openimaj.ml.annotation.basic
org.openimaj.ml.annotation.bayes
org.openimaj.ml.annotation.linear
org.openimaj.ml.annotation.model
org.openimaj.ml.annotation.svm
org.openimaj.ml.annotation.utils
org.openimaj.ml.clustering.spectral
org.openimaj.ml.kernel
org.openimaj.text.nlp.sentiment.model
org.openimaj.text.nlp.sentiment.model.classifier
org.openimaj.tools.localfeature.options

Uses of FeatureExtractor in org.openimaj.audio

Classes in org.openimaj.audio that implement FeatureExtractor

Modifier and Type	Class and Description
class	AudioAnnotator A classifier/annotator for audio frames.

Uses of FeatureExtractor in org.openimaj.audio.features

Classes in org.openimaj.audio.features that implement FeatureExtractor

Modifier and Type	Class and Description
class	JAudioFeatureExtractor This class provides an OpenIMAJ wrapper for the JAudio library of feature extractors.
class	MagnitudeSpectrum A wrapper around the JAudio magnitude spectrum feature extractor.
class	MFCC A wrapper around the MFCC implementation of jAudio (which itself is a wrapper around the OrangeCow Volume implementation of FFT).
class	SpectralFlux Wrapper around the jAudio implementation of Spectral flux.

Uses of FeatureExtractor in org.openimaj.experiment.gmm.retrieval

Classes in org.openimaj.experiment.gmm.retrieval that implement FeatureExtractor

Modifier and Type	Class and Description
class	FeatureExtractionFunction<FEATURE,INPUT>

Uses of FeatureExtractor in org.openimaj.feature

Classes in org.openimaj.feature that implement FeatureExtractor

Modifier and Type	Class and Description
class	BagOfWordsFeatureExtractor An extractor which gives SparseFloatFV instances for a list of words.
class	CachingFeatureExtractor<FEATURE,OBJECT extends Identifiable> A simple wrapper for a feature extractor that caches the extracted feature to a HashMap.
class	DiskCachingFeatureExtractor<FEATURE,OBJECT extends Identifiable> A simple wrapper for a feature extractor that caches the extracted feature to disk.
class	FVProviderExtractor<FV extends FeatureVector,OBJECT> An adaptor for FeatureExtractors that return objects that are FeatureVectorProviders that is a FeatureExtractor that returns a FeatureVector.
class	IdentityFeatureExtractor<OBJECT> An identity extractor hands back the object it is given as the extracted feature

Fields in org.openimaj.feature declared as FeatureExtractor

Modifier and Type	Field and Description
FeatureExtractor<? extends FeatureVectorProvider<FV>,OBJECT>	FVProviderExtractor.extractor The internal extractor

Methods in org.openimaj.feature with type parameters of type FeatureExtractor

Modifier and Type	Method and Description
static <FV extends FeatureVector,OBJECT,EXTRACTOR extends FeatureExtractor<? extends FeatureVectorProvider<FV>,OBJECT>> FVProviderExtractor<FV,OBJECT>	FVProviderExtractor.create(EXTRACTOR extractor) Create a new FVProviderExtractor with the given extractor.

Methods in org.openimaj.feature with parameters of type FeatureExtractor

Modifier and Type	Method and Description
static <FEATURE,OBJECT,KEY> GroupedDataset<KEY,ListDataset<FEATURE>,FEATURE>	DatasetExtractors.createLazyFeatureDataset(GroupedDataset<KEY,? extends ListDataset<OBJECT>,OBJECT> input, FeatureExtractor<FEATURE,OBJECT> extractor) Create a GroupedDataset of keys to ListDataset of features from the given GroupedDataset of keys to ListDatasets of objects by extracting the features from the objects with the given feature extractor.
static <FEATURE,OBJECT> ListDataset<FEATURE>	DatasetExtractors.createLazyFeatureDataset(ListDataset<OBJECT> input, FeatureExtractor<FEATURE,OBJECT> extractor) Create a ListDataset of features from the given ListDataset of objects by extracting the features from the objects with the given feature extractor.

Constructors in org.openimaj.feature with parameters of type FeatureExtractor

Constructor and Description
CachingFeatureExtractor(FeatureExtractor<FEATURE,OBJECT> extractor) Construct the cache HashMap.
CachingFeatureExtractor(FeatureExtractor<FEATURE,OBJECT> extractor, boolean force) Construct the cache HashMap The given extractor will be used to generate the features.
DiskCachingFeatureExtractor(File cacheDir, FeatureExtractor<FEATURE,OBJECT> extractor) Construct the cache in the given directory.
DiskCachingFeatureExtractor(File cacheDir, FeatureExtractor<FEATURE,OBJECT> extractor, boolean force) Construct the cache in the given directory.
FVProviderExtractor(FeatureExtractor<? extends FeatureVectorProvider<FV>,OBJECT> extractor) Construct with the given extractor.

Uses of FeatureExtractor in org.openimaj.feature.local

Subinterfaces of FeatureExtractor in org.openimaj.feature.local

Modifier and Type	Interface and Description
interface	LocalFeatureExtractor<FEATURE extends LocalFeature<?,?>,OBJECT> Interface for objects capable of extracting local features from a given object.

Uses of FeatureExtractor in org.openimaj.image.annotation.evaluation.dataset

Classes in org.openimaj.image.annotation.evaluation.dataset that implement FeatureExtractor

Modifier and Type	Class and Description
static class	Corel5kDataset.HistogramExtractor

Uses of FeatureExtractor in org.openimaj.image.feature

Classes in org.openimaj.image.feature that implement FeatureExtractor

Modifier and Type	Class and Description
class	DoubleFV2FImage Transform a DoubleFV into an FImage.
class	FImage2DoubleFV Transform an FImage into a DoubleFV.
class	FImage2FloatFV Transform an FImage into a FloatFV.
class	FloatFV2FImage Transform a FloatFV into an FImage.
class	ImageAnalyserFVFeatureExtractor<ANALYSER extends ImageAnalyser<IMAGE> & FeatureVectorProvider<FEATURE>,IMAGE extends Image<?,IMAGE>,FEATURE extends FeatureVector> A FeatureExtractor that wraps ImageAnalysers that can provide FeatureVectors through FeatureVectorProvider.

Uses of FeatureExtractor in org.openimaj.image.model

Classes in org.openimaj.image.model that implement FeatureExtractor

Modifier and Type	Class and Description
class	EigenImages Implementation of EigenImages.
class	FisherImages Implementation of Fisher Images (aka "FisherFaces").

Uses of FeatureExtractor in org.openimaj.image.processing.face.feature

Subinterfaces of FeatureExtractor in org.openimaj.image.processing.face.feature

Modifier and Type	Interface and Description
interface	FacialFeatureExtractor<T extends FacialFeature,Q extends DetectedFace> Interface for factory objects capable of extracting a FacialFeature from a DetectedFace.

Classes in org.openimaj.image.processing.face.feature that implement FeatureExtractor

Modifier and Type	Class and Description
static class	CLMPoseFeature.Extractor A FacialFeatureExtractor for providing CLMPoseFeatures.
static class	CLMPoseShapeFeature.Extractor A FacialFeatureExtractor for providing CLMPoseShapeFeatures.
static class	CLMShapeFeature.Extractor A FacialFeatureExtractor for providing CLMShapeFeatures.
static class	DoGSIFTFeature.Extractor A FacialFeatureExtractor for producing DoGSIFTFeatures
static class	EigenFaceFeature.Extractor<T extends DetectedFace> A FacialFeatureExtractor for producing EigenFaces.
static class	FaceImageFeature.Extractor<T extends DetectedFace> A FacialFeatureExtractor for producing FaceImageFeatures.
static class	FacePatchFeature.Extractor A FacialFeatureExtractor for producing FacialFeatures
static class	FisherFaceFeature.Extractor<T extends DetectedFace> A FacialFeatureExtractor for producing FisherFaces.
static class	LocalLBPHistogram.Extractor<T extends DetectedFace> A FacialFeatureExtractor for building LocalLBPHistograms.

Uses of FeatureExtractor in org.openimaj.image.processing.face.feature.ltp

Classes in org.openimaj.image.processing.face.feature.ltp that implement FeatureExtractor

Modifier and Type	Class and Description
static class	LtpDtFeature.Extractor<Q extends DetectedFace> A FacialFeatureExtractor for extracting LtpDtFeatures.

Uses of FeatureExtractor in org.openimaj.image.processing.face.recognition

Methods in org.openimaj.image.processing.face.recognition with type parameters of type FeatureExtractor

Modifier and Type	Method and Description
static <FACE extends DetectedFace,EXTRACTOR extends FeatureExtractor<?,FACE>,PERSON> FaceRecognitionEngine<FACE,PERSON>	FaceRecognitionEngine.create(FaceDetector<FACE,FImage> detector, FaceRecogniser<FACE,PERSON> recogniser) Create a FaceRecognitionEngine with the given face detector and recogniser.
static <FACE extends DetectedFace,EXTRACTOR extends FeatureExtractor<?,FACE>,PERSON> AnnotatorFaceRecogniser<FACE,PERSON>	AnnotatorFaceRecogniser.create(IncrementalAnnotator<FACE,PERSON> annotator) Convenience method to create AnnotatorFaceRecogniser instances from an annotator.

Uses of FeatureExtractor in org.openimaj.image.searching

Constructors in org.openimaj.image.searching with parameters of type FeatureExtractor

Constructor and Description
MapBackedMetaIndex(FeatureExtractor<METADATA,DATA> extractor)

Uses of FeatureExtractor in org.openimaj.ml.annotation

Constructors in org.openimaj.ml.annotation with parameters of type FeatureExtractor

Constructor and Description
FeatureCachingIncrementalBatchAnnotator(FeatureExtractor<FEATURE,OBJECT> extractor, BatchAnnotator<FEATURE,ANNOTATION> batchAnnotator) Construct with the given feature extractor and batch annotator, and use an in-memory cache.
FeatureCachingIncrementalBatchAnnotator(FeatureExtractor<FEATURE,OBJECT> extractor, BatchAnnotator<FEATURE,ANNOTATION> batchAnnotator, GroupedListCache<ANNOTATION,FEATURE> cache) Construct with the given feature extractor and batch annotator, and use an in-memory cache.

Uses of FeatureExtractor in org.openimaj.ml.annotation.basic

Fields in org.openimaj.ml.annotation.basic declared as FeatureExtractor

Modifier and Type	Field and Description
protected FeatureExtractor<FEATURE,OBJECT>	KNNAnnotator.extractor

Methods in org.openimaj.ml.annotation.basic with type parameters of type FeatureExtractor

Modifier and Type	Method and Description
static <OBJECT,ANNOTATION,EXTRACTOR extends FeatureExtractor<FEATURE,OBJECT>,FEATURE> KNNAnnotator<OBJECT,ANNOTATION,FEATURE>	KNNAnnotator.create(EXTRACTOR extractor, DistanceComparator<FEATURE> comparator) Create a new KNNAnnotator with the given extractor and comparator.
static <OBJECT,ANNOTATION,EXTRACTOR extends FeatureExtractor<FEATURE,OBJECT>,FEATURE> KNNAnnotator<OBJECT,ANNOTATION,FEATURE>	KNNAnnotator.create(EXTRACTOR extractor, DistanceComparator<FEATURE> comparator, float threshold) Create a new KNNAnnotator with the given extractor, comparator and threshold.
static <OBJECT,ANNOTATION,EXTRACTOR extends FeatureExtractor<FEATURE,OBJECT>,FEATURE> KNNAnnotator<OBJECT,ANNOTATION,FEATURE>	KNNAnnotator.create(EXTRACTOR extractor, DistanceComparator<FEATURE> comparator, int k) Create a new KNNAnnotator with the given extractor, comparator and number of neighbours.
static <OBJECT,ANNOTATION,EXTRACTOR extends FeatureExtractor<FEATURE,OBJECT>,FEATURE> KNNAnnotator<OBJECT,ANNOTATION,FEATURE>	KNNAnnotator.create(EXTRACTOR extractor, DistanceComparator<FEATURE> comparator, int k, float threshold) Create a new KNNAnnotator with the given extractor, comparator, number of neighbours and threshold.

Constructors in org.openimaj.ml.annotation.basic with parameters of type FeatureExtractor

Constructor and Description
KNNAnnotator(FeatureExtractor<FEATURE,OBJECT> extractor, DistanceComparator<? super FEATURE> comparator) Construct with the given extractor and comparator.
KNNAnnotator(FeatureExtractor<FEATURE,OBJECT> extractor, DistanceComparator<? super FEATURE> comparator, float threshold) Construct with the given extractor, comparator and threshold.
KNNAnnotator(FeatureExtractor<FEATURE,OBJECT> extractor, DistanceComparator<? super FEATURE> comparator, int k) Construct with the given extractor, comparator and number of neighbours.
KNNAnnotator(FeatureExtractor<FEATURE,OBJECT> extractor, DistanceComparator<? super FEATURE> comparator, int k, float threshold) Construct with the given extractor, comparator, number of neighbours and threshold.

Uses of FeatureExtractor in org.openimaj.ml.annotation.bayes

Constructors in org.openimaj.ml.annotation.bayes with parameters of type FeatureExtractor

Constructor and Description
NaiveBayesAnnotator(FeatureExtractor<? extends FeatureVector,OBJECT> extractor, NaiveBayesAnnotator.Mode mode) Construct a NaiveBayesAnnotator with the given feature extractor and mode of operation.

Uses of FeatureExtractor in org.openimaj.ml.annotation.linear

Constructors in org.openimaj.ml.annotation.linear with parameters of type FeatureExtractor

Constructor and Description
DenseLinearTransformAnnotator(int k, FeatureExtractor<? extends FeatureVector,OBJECT> extractor) Construct with the given number of dimensions and feature extractor.
LiblinearAnnotator(FeatureExtractor<? extends FeatureVector,OBJECT> extractor, LiblinearAnnotator.Mode mode, de.bwaldvogel.liblinear.SolverType solver, double C, double eps) Default constructor.
LiblinearAnnotator(FeatureExtractor<? extends FeatureVector,OBJECT> extractor, LiblinearAnnotator.Mode mode, de.bwaldvogel.liblinear.SolverType solver, double C, double eps, double bias, boolean dense) Default constructor.
LinearSVMAnnotator(FeatureExtractor<? extends FeatureVector,OBJECT> extractor) Construct a new LinearSVMAnnotator with the given extractor.
LinearSVMAnnotator(FeatureExtractor<? extends FeatureVector,OBJECT> extractor, ANNOTATION negativeClass) Construct a new LinearSVMAnnotator with the given extractor and the specified negative class.

Uses of FeatureExtractor in org.openimaj.ml.annotation.model

Constructors in org.openimaj.ml.annotation.model with parameters of type FeatureExtractor

Constructor and Description
ModelAnnotator(FeatureExtractor<FEATURE,OBJECT> extractor, EstimatableModel<FEATURE,ANNOTATION> model, Set<ANNOTATION> annotations) Construct with the given parameters.

Uses of FeatureExtractor in org.openimaj.ml.annotation.svm

Constructors in org.openimaj.ml.annotation.svm with parameters of type FeatureExtractor

Constructor and Description
SVMAnnotator(FeatureExtractor<? extends FeatureVector,OBJECT> extractor) Constructor that takes the feature extractor to use.

Uses of FeatureExtractor in org.openimaj.ml.annotation.utils

Methods in org.openimaj.ml.annotation.utils with parameters of type FeatureExtractor

Modifier and Type	Method and Description
<FEATURE> List<FEATURE>	AnnotatedListHelper.extractFeatures(ANNOTATION annotation, FeatureExtractor<FEATURE,OBJECT> extractor) Extract the features corresponding to a specific annotation.
<FEATURE> List<FEATURE>	AnnotatedListHelper.extractFeaturesExclude(ANNOTATION annotation, FeatureExtractor<FEATURE,OBJECT> extractor) Extract the features corresponding to everything EXCEPT the specific given annotation.

Uses of FeatureExtractor in org.openimaj.ml.clustering.spectral

Classes in org.openimaj.ml.clustering.spectral that implement FeatureExtractor

Modifier and Type	Class and Description
class	DummyExtractor

Constructors in org.openimaj.ml.clustering.spectral with parameters of type FeatureExtractor

Constructor and Description
DoubleFVSimilarityFunction(FeatureExtractor<DoubleFV,T> extractor)
NormalisedSimilarityDoubleClustererWrapper(FeatureExtractor<DoubleFV,T> extractor, double eps)
RBFSimilarityDoubleClustererWrapper(FeatureExtractor<DoubleFV,T> extractor)

Uses of FeatureExtractor in org.openimaj.ml.kernel

Classes in org.openimaj.ml.kernel that implement FeatureExtractor

Modifier and Type	Class and Description
static class	HomogeneousKernelMap.ExtractorWrapper<T> Helper implementation of a FeatureExtractor that wraps another FeatureExtractor and then applies the HomogeneousKernelMap to the output before returning the vector.

Methods in org.openimaj.ml.kernel that return FeatureExtractor

Modifier and Type	Method and Description
<T> FeatureExtractor<DoubleFV,T>	HomogeneousKernelMap.createWrappedExtractor(FeatureExtractor<? extends FeatureVector,T> inner) Construct a new HomogeneousKernelMap.ExtractorWrapper that applies the map to features extracted by an internal extractor.

Methods in org.openimaj.ml.kernel with parameters of type FeatureExtractor

Modifier and Type	Method and Description
<T> FeatureExtractor<DoubleFV,T>	HomogeneousKernelMap.createWrappedExtractor(FeatureExtractor<? extends FeatureVector,T> inner) Construct a new HomogeneousKernelMap.ExtractorWrapper that applies the map to features extracted by an internal extractor.

Constructors in org.openimaj.ml.kernel with parameters of type FeatureExtractor

Constructor and Description
HomogeneousKernelMap.ExtractorWrapper(FeatureExtractor<? extends FeatureVector,T> inner, HomogeneousKernelMap map) Construct with the given internal extractor and homogeneous kernel map.

Uses of FeatureExtractor in org.openimaj.text.nlp.sentiment.model

Classes in org.openimaj.text.nlp.sentiment.model with type parameters of type FeatureExtractor

Modifier and Type	Class and Description
class	TokenListSentimentAnnotator<EXTRACTOR extends FeatureExtractor<?,List<String>>,CLONETYPE extends SentimentAnnotator<List<String>,CLONETYPE>> A sentiment annotator which can deal with word tokens
class	TokenSentimentAnnotator<EXTRACTOR extends FeatureExtractor<?,String>,CLONETYPE extends SentimentAnnotator<String,CLONETYPE>> A sentiment annotator which can deal with word tokens

Uses of FeatureExtractor in org.openimaj.text.nlp.sentiment.model.classifier

Classes in org.openimaj.text.nlp.sentiment.model.classifier that implement FeatureExtractor

Modifier and Type	Class and Description
class	GeneralSentimentFeatureExtractor FeatureExtractor that is suitable for NaiveBayesAnnotator.

Uses of FeatureExtractor in org.openimaj.tools.localfeature.options

Classes in org.openimaj.tools.localfeature.options that implement FeatureExtractor

Modifier and Type	Class and Description
static class	LocalFeatureMode.AbstractDoGSIFTModeOp Associated options for things built on a DoGSIFTEngine.
static class	LocalFeatureMode.LocalFeatureModeOp Associated options for each LocalFeatureMode.