AbruptDrift

class capymoa.stream.drift.AbruptDrift

Bases: Drift

__init__(position: int, random_seed: int = 1)

Construct a drift in a DriftStream.

Parameters:

• position – The location of the drift in terms of the number of instances processed prior to it occurring.

• width – The size of the window of change. A width of 0 or 1 corresponds to an abrupt drift.

• alpha – The grade of change, defaults to 0.0.

• random_seed – Seed for random number generation, defaults to 1.