Struct KeywordExtractor

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pub struct KeywordExtractor { /* private fields */ }

Expand description

Keyword extraction using TF-IDF

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impl KeywordExtractor

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pub fn new(_numkeywords: usize) -> Self

Create a new keyword extractor

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pub fn with_ngram_range(self, min_n: usize, maxn: usize) -> Result<Self>

Configure n-gram range

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pub fn extract_keywords(&self, text: &str) -> Result<Vec<(String, f64)>>

Extract keywords from text

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pub fn extract_keywords_with_positions( &self, text: &str, ) -> Result<Vec<(String, f64, Vec<usize>)>>

Extract keywords with position information

Auto Trait Implementations§

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impl UnwindSafe for KeywordExtractor

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impl<T> Any for T
where T: 'static + ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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fn into(self) -> U

Calls U::from(self).

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

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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where F: FnOnce(&Self) -> bool,

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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