Questions tagged [apprenticeship-learning]

For questions related to apprenticeship learning (also known as learning from demonstration), which is the process of learning by observing an expert, thus it can be thought of as a form of supervised learning.

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What does the number of required expert demonstrations in Imitation Learning depend on?

I just read the following points about the number of required expert demonstrations in imitation learning, and I'd like some clarifications. For the purpose of context, I'll be using a linear reward ...
6
votes
1answer
73 views

In imitation learning, do you simply inject optimal tuples of experience $(s, a, r, s')$ into your experience replay buffer?

Due to my RL algorithm having difficulties learning some control actions, I've decided to use imitation learning/apprenticeship learning to guide my RL to perform the optimal actions. I've read a few ...
3
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1answer
50 views

Do all expert trajectories have the same starting state in apprenticeship learning?

In the apprenticeship learning algorithm described by Ng et al. in Apprenticeship Learning via Inverse Reinforcement Learning, they mention that expert trajectories come in the form of $\{s_0^i, s_1^i\...
2
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1answer
40 views

What does the notation ${s'\sim T(s,a,\cdot)}$ mean?

I have been seeing notations on Expectations with their respective subscripts such as $E_{s_0 \sim D}[V^\pi (s_0)] = \Sigma_{t=0}^\infty[\gamma^t\phi(s_t)]$. This equation is taken from https://ai....
1
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0answers
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Does apprenticeship learning require prospective data?

I am thinking of applying apprenticeship learning on retrospective data. From looking at this paper by Ng https://ai.stanford.edu/~ang/papers/icml04-apprentice.pdf which talks about apprenticeship ...