BaseKNearestNeighborsTModel, TInput, TDistance Class 
Namespace: Accord.MachineLearning
[SerializableAttribute] public abstract class BaseKNearestNeighbors<TModel, TInput, TDistance> : MulticlassScoreClassifierBase<TInput>, ISupervisedMulticlassLearning<TModel, TInput>, ISupervisedMultilabelLearning<TModel, TInput>, ISupervisedLearning<TModel, TInput, int[]>, ISupervisedLearning<TModel, TInput, bool[]>, ISupervisedLearning<TModel, TInput, int> where TModel : BaseKNearestNeighbors<TModel, TInput, TDistance> where TDistance : Object, IDistance<TInput>
The BaseKNearestNeighborsTModel, TInput, TDistance type exposes the following members.
Name  Description  

BaseKNearestNeighborsTModel, TInput, TDistance 
Initializes a new instance of the BaseKNearestNeighborsTModel, TInput, TDistance class.

Name  Description  

Distance 
Gets or sets the distance function used
as a distance metric between data points.
 
Inputs 
Gets the set of points given
as input of the algorithm.
 
K 
Gets or sets the number of nearest neighbors to be used
in the decision. Default is 5.
 
NumberOfClasses 
Gets the number of classes expected and recognized by the classifier.
(Inherited from ClassifierBaseTInput, TClasses.)  
NumberOfInputs 
Gets the number of inputs accepted by the model.
(Inherited from TransformBaseTInput, TOutput.)  
NumberOfOutputs 
Gets the number of outputs generated by the model.
(Inherited from TransformBaseTInput, TOutput.)  
Outputs 
Gets the set of labels associated
with each Inputs point.
 
Token 
Gets or sets a cancellation token that can be used to
stop the learning algorithm while it is running.

Name  Description  

Decide(TInput) 
Computes classlabel decisions for a given set of input vectors.
(Inherited from ClassifierBaseTInput, TClasses.)  
Decide(TInput) 
Computes a classlabel decision for a given input.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Decide(TInput, TClasses) 
Computes a classlabel decision for a given input.
(Inherited from ClassifierBaseTInput, TClasses.)  
Decide(TInput, Boolean) 
Computes classlabel decisions for the given input.
(Inherited from MulticlassClassifierBaseTInput.)  
Decide(TInput, Double) 
Computes classlabel decisions for the given input.
(Inherited from MulticlassClassifierBaseTInput.)  
Decide(TInput, Int32) 
Computes classlabel decisions for the given input.
(Inherited from MulticlassClassifierBaseTInput.)  
Decide(TInput, Double) 
Computes a classlabel decision for a given input.
(Inherited from MulticlassClassifierBaseTInput.)  
Equals  Determines whether the specified object is equal to the current object. (Inherited from Object.)  
Finalize  Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)  
GetHashCode  Serves as the default hash function. (Inherited from Object.)  
GetNearestNeighbors 
Gets the top K points that are the closest
to a given input.
 
GetType  Gets the Type of the current instance. (Inherited from Object.)  
Learn(TInput, Boolean, Double) 
Learns a model that can map the given inputs to the given outputs.
 
Learn(TInput, Int32, Double) 
Learns a model that can map the given inputs to the given outputs.
 
Learn(TInput, Int32, Double) 
Learns a model that can map the given inputs to the given outputs.
 
MemberwiseClone  Creates a shallow copy of the current Object. (Inherited from Object.)  
Score(TInput) 
Computes a numerical score measuring the association between
the given input vector and its most strongly
associated class (as predicted by the classifier).
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput) 
Computes a numerical score measuring the association between
the given input vector and its most strongly
associated class (as predicted by the classifier).
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput, Int32) 
Computes a numerical score measuring the association between
the given input vector and a given
classIndex.
(Overrides MulticlassScoreClassifierBaseTInputScore(TInput, Int32).)  
Score(TInput, Int32) 
Predicts a class label for the input vector, returning a
numerical score measuring the strength of association of the
input vector to its most strongly related class.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput, Double) 
Computes a numerical score measuring the association between
the given input vector and its most strongly
associated class (as predicted by the classifier).
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput, Int32) 
Computes a numerical score measuring the association between
the given input vector and a given
classIndex.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput, Int32) 
Computes a numerical score measuring the association between
the given input vector and a given
classIndex.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput, Int32) 
Predicts a class label for each input vector, returning a
numerical score measuring the strength of association of the
input vector to the most strongly related class.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput, Int32, Double) 
Computes a numerical score measuring the association between
the given input vector and a given
classIndex.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput, Int32, Double) 
Computes a numerical score measuring the association between
the given input vector and a given
classIndex.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Score(TInput, Int32, Double) 
Predicts a class label for each input vector, returning a
numerical score measuring the strength of association of the
input vector to the most strongly related class.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Scores(TInput) 
Computes a numerical score measuring the association between
the given input vector and each class.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Scores(TInput) 
Computes a numerical score measuring the association between
the given input vector and each class.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Scores(TInput, Double) 
Computes a numerical score measuring the association between
the given input vector and each class.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Scores(TInput, Int32) 
Predicts a class label vector for the given input vector, returning a
numerical score measuring the strength of association of the input vector
to each of the possible classes.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Scores(TInput, Double) 
Computes a numerical score measuring the association between
the given input vector and each class.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Scores(TInput, Int32) 
Predicts a class label vector for each input vector, returning a
numerical score measuring the strength of association of the input vector
to each of the possible classes.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Scores(TInput, Int32, Double) 
Predicts a class label vector for the given input vector, returning a
numerical score measuring the strength of association of the input vector
to each of the possible classes.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Scores(TInput, Int32, Double) 
Predicts a class label vector for each input vector, returning a
numerical score measuring the strength of association of the input vector
to each of the possible classes.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
ToMulticlass 
Views this instance as a multiclass generative classifier.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
ToMultilabel 
Views this instance as a multilabel distance classifier,
giving access to more advanced methods, such as the prediction
of onehot vectors.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
ToString  Returns a string that represents the current object. (Inherited from Object.)  
Transform(TInput) 
Applies the transformation to an input, producing an associated output.
(Inherited from ClassifierBaseTInput, TClasses.)  
Transform(TInput) 
Applies the transformation to a set of input vectors,
producing an associated set of output vectors.
(Inherited from TransformBaseTInput, TOutput.)  
Transform(TInput, TClasses) 
Applies the transformation to an input, producing an associated output.
(Inherited from ClassifierBaseTInput, TClasses.)  
Transform(TInput, Boolean) 
Applies the transformation to an input, producing an associated output.
(Inherited from MulticlassClassifierBaseTInput.)  
Transform(TInput, Int32) 
Applies the transformation to an input, producing an associated output.
(Inherited from MulticlassClassifierBaseTInput.)  
Transform(TInput, Boolean) 
Applies the transformation to an input, producing an associated output.
(Inherited from MulticlassClassifierBaseTInput.)  
Transform(TInput, Double) 
Applies the transformation to an input, producing an associated output.
(Inherited from MulticlassClassifierBaseTInput.)  
Transform(TInput, Int32) 
Applies the transformation to an input, producing an associated output.
(Inherited from MulticlassClassifierBaseTInput.)  
Transform(TInput, Double) 
Applies the transformation to an input, producing an associated output.
(Inherited from MulticlassScoreClassifierBaseTInput.)  
Transform(TInput, Double) 
Applies the transformation to an input, producing an associated output.
(Inherited from MulticlassScoreClassifierBaseTInput.) 
Name  Description  

HasMethod 
Checks whether an object implements a method with the given name.
(Defined by ExtensionMethods.)  
IsEqual 
Compares two objects for equality, performing an elementwise
comparison if the elements are vectors or matrices.
(Defined by Matrix.)  
To(Type)  Overloaded.
Converts an object into another type, irrespective of whether
the conversion can be done at compile time or not. This can be
used to convert generic types to numeric types during runtime.
(Defined by ExtensionMethods.)  
ToT  Overloaded.
Converts an object into another type, irrespective of whether
the conversion can be done at compile time or not. This can be
used to convert generic types to numeric types during runtime.
(Defined by ExtensionMethods.) 