Struct ProphetDecomposition 

pub struct ProphetDecomposition {

    pub trend_type: TrendType,
    pub seasonality_mode: SeasonalityMode,
    pub cap: Option<Array1<f64>>,
    pub floor: Option<Array1<f64>>,
    pub capacities: Option<Array1<f64>>,
    pub n_changepoints: usize,
    pub changepoint_range: f64,
    pub changepoint_prior_scale: f64,
    pub holiday_prior_scale: f64,
    pub seasonalities: Vec<SeasonalitySpec>,
    pub holidays: Vec<Holiday>,
    pub t0_days: Option<f64>,
    pub total_days: Option<f64>,
    pub changepoints: Option<Vec<f64>>,
    pub delta: Option<Array1<f64>>,
    pub k: Option<f64>,
    pub m: Option<f64>,
    pub beta: Option<Array1<f64>>,
}

Fields

trend_type: TrendType

seasonality_mode: SeasonalityMode

cap: Option<Array1<f64>>

Upper capacity bound per observation date C(t)

floor: Option<Array1<f64>>

Optional lower capacity floor per observation date F(t) (default: 0.0)

capacities: Option<Array1<f64>>

n_changepoints: usize

changepoint_range: f64

changepoint_prior_scale: f64

holiday_prior_scale: f64

seasonalities: Vec<SeasonalitySpec>

holidays: Vec<Holiday>

t0_days: Option<f64>

total_days: Option<f64>

changepoints: Option<Vec<f64>>

delta: Option<Array1<f64>>

k: Option<f64>

m: Option<f64>

beta: Option<Array1<f64>>

Implementations

impl ProphetDecomposition

pub fn new(n_changepoints: usize, changepoint_prior_scale: f64) -> Self

pub fn to_json(&self) -> Result<String>

Serializes the model state (including fitted coefficients) to a JSON string.

pub fn from_json(json_str: &str) -> Result<Self>

Deserializes a ProphetDecomposition model from a JSON string.

pub fn save_to_file<P: AsRef<Path>>(&self, path: P) -> Result<()>

Saves the model state to a JSON file on disk.

pub fn load_from_file<P: AsRef<Path>>(path: P) -> Result<Self>

Loads a model state from a JSON file on disk.

pub fn add_seasonality( &mut self, name: &str, period_days: f64, fourier_order: usize, )

Adds a seasonal component with a default prior scale of 10.0

pub fn add_seasonality_with_prior( &mut self, name: &str, period_days: f64, fourier_order: usize, prior_scale: f64, )

Adds a seasonal component with a custom prior scale for independent regularization

pub fn add_holiday(&mut self, holiday: Holiday)

pub fn predict_with_intervals( &self, dates: &[NaiveDate], interval_width: f64, n_samples: usize, ) -> Result<ProphetPrediction>

Predicts yhat and computes percentile-based uncertainty intervals via parallel Monte Carlo simulation

pub fn fit( &mut self, dates: &[NaiveDate], y: &Array1<f64>, cap: Option<&Array1<f64>>, floor: Option<&Array1<f64>>, ) -> Result<()>

pub fn predict(&self, dates: &[NaiveDate]) -> Result<ProphetPrediction>

Trait Implementations

impl Clone for ProphetDecomposition

fn clone(&self) -> ProphetDecomposition

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ProphetDecomposition

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

Formats the value using the given formatter.

impl Default for ProphetDecomposition

fn default() -> ProphetDecomposition

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ProphetDecomposition

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ProphetDecomposition

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

where __S: Serializer,

Serialize this value into the given Serde serializer.