Class HoltWinters

constructor

• new HoltWinters(a: number, b?: number, g?: number, s?: number): HoltWinters

• Parameters

  • a: number

    Weight for last value
  • Optionalb: number

    Weight for trend value
  • Optionalg: number

    Weight for seasonal data
  • Optionals: number

    Length of season

  Returns HoltWinters

_a

_b

_g

_level

_s

_season

_step_offset

_trend

fit

• fit(x: number[]): number[]

• Fit model and return predict values.

  Parameters

  • x: number[]

    Training data

  Returns number[]

  Predicted values

predict

• predict(k: number): number[][]

• Returns predicted future values.

  Parameters

  • k: number

    Prediction count

  Returns number[][]

  Predicted values