Struct ModelMetadata 

pub struct ModelMetadata {
    pub model_type: ModelType,
    pub model_name: String,
    pub measurement: String,
    pub version: u32,
    pub created_at: i64,
    pub training_data_start: i64,
    pub training_data_end: i64,
    pub training_points: usize,
    pub mse: f64,
    pub mae: f64,
    pub r_squared: f64,
}

Metadata describing a stored model.

Fields

model_type: ModelType

Type of the forecast model (SES, Holt, ARIMA, …).

model_name: String

User-supplied name for this model instance.

measurement: String

Measurement (metric) on which the model was trained.

version: u32

Monotonically increasing version counter.

created_at: i64

UNIX timestamp (seconds) when the model was stored.

training_data_start: i64

Start of the training data range (nanoseconds).

training_data_end: i64

End of the training data range (nanoseconds).

training_points: usize

Number of data points used for training.

mse: f64

Mean Squared Error on training data.

mae: f64

Mean Absolute Error on training data.

r_squared: f64

Coefficient of determination R² on training data.

Trait Implementations

impl Clone for ModelMetadata

fn clone(&self) -> ModelMetadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ModelMetadata

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ModelMetadata

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ModelMetadata

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

where __S: Serializer,

Serialize this value into the given Serde serializer.