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cgo
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179 votes
11 answers
204k views

What is the difference between off-policy and on-policy learning?

126 votes
1 answer
84k views

What is an ablation study? And is there a systematic way to perform it?

94 votes
3 answers
34k views

Why is ridge regression called "ridge", why is it needed, and what happens when $\lambda$ goes to infinity?

88 votes
5 answers
31k views

Intuition on the Kullback–Leibler (KL) Divergence

36 votes
2 answers
77k views

How to make a reward function in reinforcement learning?

35 votes
2 answers
22k views

What is "reduced-rank regression" all about?

34 votes
3 answers
23k views

What's in a name: Precision (inverse of variance)

19 votes
5 answers
2k views

What's in a name: hyperparameters

14 votes
2 answers
24k views

pdf of a product of two independent Uniform random variables

13 votes
1 answer
6k views

Linear Discriminant Analysis for $p=1$

13 votes
1 answer
4k views

Friendly tutorial or introduction to reduced-rank regression

13 votes
1 answer
10k views

How to fit weights into Q-values with linear function approximation

12 votes
3 answers
3k views

Calculating the p-values in a constrained (non-negative) least squares

9 votes
6 answers
10k views

intuitive difference between joint probability and conditional probability in this example

8 votes
3 answers
3k views

Can intermediate rewards be used in reinforcement learning?

8 votes
1 answer
7k views

Proof of Convergence for SARSA/Q-Learning Algorithm

8 votes
2 answers
2k views

Elements of Statistical Learning alternatives

8 votes
2 answers
103 views

KL Divergence, which pdf is which?

7 votes
2 answers
741 views

meaning of 'Monte Carlo' in this sentence

6 votes
1 answer
16k views

Sparsity in Lasso and advantage over ridge (Statistical Learning) [duplicate]

6 votes
1 answer
2k views

Finding the support of transformations of random variables

6 votes
1 answer
2k views

Density estimation and histograms

6 votes
2 answers
2k views

textbook example of KL Divergence [duplicate]

6 votes
1 answer
458 views

Formulation of states for this RL problem and other questions.

5 votes
1 answer
4k views

From Markov Decision Process (MDP) to Semi-MDP: What is it in a nutshell?

5 votes
1 answer
2k views

look up table as a special case of a the linear function approximation (Reinforcement learning)

5 votes
1 answer
720 views

Reinforcement Learning and the Markov Decision Process

5 votes
2 answers
2k views

the role of basis functions in reinforcement learning

5 votes
2 answers
2k views

Best Subset Selection Questions

5 votes
1 answer
872 views

LASSO and related path algorithms