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CoverageAnalysis

trustformers_tokenizers::training::analysis

Struct CoverageAnalysis 

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pub struct CoverageAnalysis {
    pub char_coverage_rate: f64,
    pub word_coverage_rate: f64,
    pub compression_ratio: f64,
    pub total_chars: usize,
    pub total_words: usize,
    pub total_tokens: usize,
    pub covered_chars: usize,
    pub covered_words: usize,
    pub length_distribution: HashMap<usize, u32>,
    pub oov_tokens: Vec<String>,
    pub vocab_size: usize,
}
Expand description

Detailed coverage analysis results for tokenizer evaluation.

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§char_coverage_rate: f64

Character-level coverage rate (0.0 to 1.0)

§word_coverage_rate: f64

Word-level coverage rate (0.0 to 1.0)

§compression_ratio: f64

Compression ratio (tokens per character)

§total_chars: usize

Total characters in the test corpus

§total_words: usize

Total words in the test corpus

§total_tokens: usize

Total tokens produced by tokenization

§covered_chars: usize

Number of characters covered by the vocabulary

§covered_words: usize

Number of words covered by the vocabulary

§length_distribution: HashMap<usize, u32>

Distribution of token lengths

§oov_tokens: Vec<String>

List of out-of-vocabulary tokens encountered

§vocab_size: usize

Size of the tokenizer vocabulary

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impl CoverageAnalysis

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pub fn summary(&self) -> String

Generate a comprehensive summary report of the coverage analysis.

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pub fn average_token_length(&self) -> f64

Calculate average token length based on the length distribution.

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pub fn top_token_lengths(&self, n: usize) -> Vec<(usize, u32)>

Get the most common token lengths with their frequencies.

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pub fn efficiency_score(&self) -> f64

Calculate efficiency score combining coverage and compression.

Trait Implementations§

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impl Clone for CoverageAnalysis

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fn clone(&self) -> CoverageAnalysis

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for CoverageAnalysis

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for CoverageAnalysis

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for CoverageAnalysis

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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