class PCA extends AnyRef
A feature transformer that projects vectors to a low-dimensional space using PCA.
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new
PCA(k: Int)
- k
number of principal components
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def
fit(sources: JavaRDD[Vector]): PCAModel
Java-friendly version of
fit()
.Java-friendly version of
fit()
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def
fit(sources: RDD[Vector]): PCAModel
Computes a PCAModel that contains the principal components of the input vectors.
Computes a PCAModel that contains the principal components of the input vectors.
- sources
source vectors
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