Struct TFIDFVectorizer

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pub struct TFIDFVectorizer {
    pub corpus: TokenFrequency,
    /* private fields */
}

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§corpus: TokenFrequency

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impl TFIDFVectorizer

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pub fn new() -> Self

新しいTF-IDFベクトライザを作成するメソッド

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pub fn doc_num(&self) -> u64

コーパスになったドキュメントの数を取得するメソッド

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pub fn add_corpus(&mut self, tokens: &[&str])

コーパスのトークン数を取得するメソッドトークン数はユニークなトークンの数を返す

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pub fn tf_idf_vector(&self, tokens: &[&str]) -> Vec<(&str, f64)>

TF-IDFベクトルを生成するメソッド

§Arguments

tokens - ドキュメントのトークン

§Returns

Vec<(&str, f64)> - TF-IDFベクトル

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pub fn tf_idf_vector_parallel( &self, tokens: &[&str], thread_count: usize, ) -> Vec<(&str, f64)>

TF-IDFベクトルを生成するメソッド /// 並列処理を使用して、検索を高速化します。

§Arguments

tokens - ドキュメントのトークン
thread_count - スレッド数

§Returns

Vec<(&str, f64)> - TF-IDFベクトル

Auto Trait Implementations§

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impl UnwindSafe for TFIDFVectorizer

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Calls U::from(self).

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Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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