| Interface | Description |
|---|---|
| VectorTransformer |
:: DeveloperApi ::
Trait for transformation of a vector
|
| Class | Description |
|---|---|
| ChiSqSelector | |
| ChiSqSelectorModel |
Chi Squared selector model.
|
| ElementwiseProduct |
Outputs the Hadamard product (i.e., the element-wise product) of each input vector with a
provided "weight" vector.
|
| HashingTF |
Maps a sequence of terms to their term frequencies using the hashing trick.
|
| IDF |
Inverse document frequency (IDF).
|
| IDF.DocumentFrequencyAggregator |
Document frequency aggregator.
|
| IDFModel |
Represents an IDF model that can transform term frequency vectors.
|
| Normalizer |
Normalizes samples individually to unit L^p^ norm
|
| PCA |
A feature transformer that projects vectors to a low-dimensional space using PCA.
|
| PCAModel |
Model fitted by
PCA that can project vectors to a low-dimensional space using PCA. |
| StandardScaler |
Standardizes features by removing the mean and scaling to unit std using column summary
statistics on the samples in the training set.
|
| StandardScalerModel |
Represents a StandardScaler model that can transform vectors.
|
| VocabWord |
Entry in vocabulary
|
| Word2Vec | |
| Word2VecModel |