Questions tagged [optimality]

For questions about the optimality of artificial intelligence algorithms, including search or reinforcement learning algorithms.

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Given two optimal policies, is an affine combination of them also optimal?

If there are two different optimal policies $\pi_1, \pi_2$ in a reinforcement learning task, will the linear combination (or affine combination) of the two policies $\alpha \pi_1 + \beta \pi_2, \alpha ...