Struct HashingVectorizer 

pub struct HashingVectorizer { /* private fields */ }

Hashing vectorizer for memory-efficient text vectorization

Implementations

impl HashingVectorizer

pub fn new(_nfeatures: usize) -> Self

Create a new hashing vectorizer

pub fn with_binary(self, binary: bool) -> Self

Set whether to use binary occurrence

pub fn with_norm(self, norm: Option<String>) -> Self

Set normalization method

pub fn with_lowercase(self, lowercase: bool) -> Self

Set whether to convert to lowercase

pub fn transform(&self, documents: &[String]) -> Result<Array2<f64>>

Transform documents to hashed feature vectors