CollectNNTransform

Collect nearest neighbors and append them to metadata.

• file: cluster/collectnn.cpp
• inherits: UntrainableMetaTransform
• author(s): [Charles Otto][caotto]

• properties:

  Property	Type	Description
  keep	int	The maximum number of nearest neighbors to keep. Default is 20.

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KMeansTransform

Wraps OpenCV kmeans and flann.

• file: cluster/kmeans.cpp
• inherits: Transform
• author(s): [Josh Klontz][jklontz]
• see: http://docs.opencv.org/modules/flann/doc/flann_fast_approximate_nearest_neighbor_search.html

• properties:

  Property	Type	Description
  kTrain	int	The number of random centroids to make at train time. Default is 256.
  kSearch	int	The number of nearest neighbors to search for at runtime. Default is 1.

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KNNTransform

K nearest neighbors classifier.

• file: cluster/knn.cpp
• inherits: Transform
• author(s): [Josh Klontz][jklontz]
• properties: None

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LogNNTransform

Log nearest neighbors to specified file.

• file: cluster/lognn.cpp
• inherits: TimeVaryingTransform
• author(s): [Charles Otto][caotto]

• properties:

  Property	Type	Description
  fileName	QString	The name of the log file. An empty fileName won't be written to. Default is "".

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RandomCentroidsTransform

Chooses k random points to be centroids.

• file: cluster/randomcentroids.cpp
• inherits: Transform
• author(s): [Austin Blanton][imaus10]
• see: http://docs.opencv.org/modules/flann/doc/flann_fast_approximate_nearest_neighbor_search.html

• properties:

  Property	Type	Description
  kTrain	int	The number of random centroids to make at train time. Default is 256.
  kSearch	int	The number of nearest neighbors to search for at runtime. Default is 1.

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