MO-Hopper-2D

Action Space	Box(-1.0, 1.0, (3,), float32)
Observation Shape	(11,)
Observation High	inf
Observation Low	-inf
Reward Shape	(2,)
Reward High	[inf inf]
Reward Low	[-inf -inf]
Import	mo_gymnasium.make("mo-hopper-2d-v4")

Description

Multi-objective version of the HopperEnv environment.

See Gymnasium’s env for more information.

Reward Space

The reward is 3-dimensional:

• 0: Reward for going forward on the x-axis

• 1: Reward for jumping high on the z-axis

• 2: Control cost of the action If the cost_objective flag is set to False, the reward is 2-dimensional, and the cost is added to other objectives.