Class KNNAnomaly

k-nearest neighbor anomaly detection

Hierarchy

KNNBase
- KNNAnomaly

Index

Constructors

Properties

_c _d _k _metric _p

Methods

_add _near_points add fit predict

Constructors

constructor

new KNNAnomaly(
    k?: number,
    metric?:
        | "euclid"
        | "manhattan"
        | "chebyshev"
        | "minkowski"
        | (arg0: number[], arg1: number[]) => number,
): KNNAnomaly
Parameters
- Optionalk: number
  Number of neighborhoods
- Optionalmetric:
      | "euclid"
      | "manhattan"
      | "chebyshev"
      | "minkowski"
      | (arg0: number[], arg1: number[]) => number
  Metric name
Returns KNNAnomaly
Inherited from KNNBase.constructor
- Defined in lib/model/knearestneighbor.d.ts:121

Properties

_c

_c: any[]

_d

_d: (a: any, b: any) => any

_k

_k: number

_metric

_metric:
    | "euclid"
    | "manhattan"
    | "chebyshev"
    | "minkowski"
    | (arg0: number[], arg1: number[]) => number

_p

_p: any[]

Methods

_add

_add(point: number[], category?: any): void
Add a data.
Parameters
- point: number[]
  Training data
- Optionalcategory: any
  Target value
Returns void
Inherited from KNNBase._add
- Defined in lib/model/knearestneighbor.d.ts:133

_near_points

_near_points(data: any): any[]
Parameters
- data: any
Returns any[]
Inherited from KNNBase._near_points
- Defined in lib/model/knearestneighbor.d.ts:127

add

add(point: number[]): void
Add a data.
Parameters
- point: number[]
  Training data
Returns void
- Defined in lib/model/knearestneighbor.d.ts:55

fit

fit(datas: number[][]): void
Add datas.
Parameters
- datas: number[][]
  Training data
Returns void
- Defined in lib/model/knearestneighbor.d.ts:60

predict

predict(datas: number[][]): number[]
Returns anomaly degrees.
Parameters
- datas: number[][]
  Sample data
Returns number[]
Predicted values
- Defined in lib/model/knearestneighbor.d.ts:66