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CandidateStats

fugue_evo::interactive::aggregation

Struct CandidateStats 

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pub struct CandidateStats {
    pub rating_sum: f64,
    pub rating_sum_squares: f64,
    pub rating_count: usize,
    pub model_score: f64,
    pub model_variance: f64,
    pub wins: usize,
    pub losses: usize,
    pub ties: usize,
    pub times_selected: usize,
    pub times_passed: usize,
}
Expand description

Statistics tracked for each candidate

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§rating_sum: f64

Sum of all ratings received

§rating_sum_squares: f64

Sum of squared ratings (for variance calculation)

§rating_count: usize

Count of ratings received

§model_score: f64

Current model-based score (Elo, Bradley-Terry strength, etc.)

§model_variance: f64

Variance of the model score (for uncertainty quantification)

§wins: usize

Number of wins in pairwise comparisons

§losses: usize

Number of losses in pairwise comparisons

§ties: usize

Number of ties in pairwise comparisons

§times_selected: usize

Times selected in batch selection

§times_passed: usize

Times presented but not selected

Implementations§

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impl CandidateStats

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pub fn new(initial_score: f64) -> Self

Create new stats with the given initial model score

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pub fn average_rating(&self) -> Option<f64>

Get the average rating (or None if no ratings)

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pub fn rating_variance(&self) -> Option<f64>

Get the sample variance of ratings

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pub fn rating_variance_of_mean(&self) -> Option<f64>

Get the variance of the mean (standard error squared)

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pub fn total_comparisons(&self) -> usize

Get total number of comparisons

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pub fn win_rate(&self) -> Option<f64>

Get win rate (0.0 to 1.0)

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pub fn selection_rate(&self) -> Option<f64>

Get selection rate (0.0 to 1.0)

Trait Implementations§

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impl Clone for CandidateStats

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fn clone(&self) -> CandidateStats

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 CandidateStats

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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 Default for CandidateStats

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fn default() -> CandidateStats

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for CandidateStats

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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 CandidateStats

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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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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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