Slim Shady
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3 answers
3 votes
106 views
Why is $\frac{n}{2(n+1)^2}\leq\frac{1}{4}$?
1 answers
2 votes
142 views
Why is the inequality true?
2 answers
2 votes
76 views
1 bookmarks
A deck of cards includes 40 different cards. There are 8 cards in each of 5 suits. The cards are shuffled and a player receives 3 (different) cards.
0 answers
2 votes
58 views
Lottery Probability Questions
1 answers
2 votes
55 views
1 bookmarks
Showing that $\lim_{l\to\infty}\frac{E\left(X^{l+1}\right)}{E\left(X^l\right)}=n$
1 answers
2 votes
74 views
1 bookmarks
How is $w=\lambda^{-1}X'(y-Xw)$ derived? [Ridge Regression]
1 answers
2 votes
39 views
1 bookmarks
Expected value of random walk with different probabilities
0 answers
2 votes
69 views
Would you ‘buy’ a prediction from Prof. Gott?
1 answers
2 votes
82 views
Method of Moments estimation
0 answers
1 votes
10 views
Hidden Markov Model
0 answers
1 votes
34 views
ANOVA Kernel: Show that $K_a(x,t)=\langle\phi_a(x),\phi_a(t)\rangle,\forall x,t\in\mathbb{R}^n$
2 answers
1 votes
83 views
Prove that if $f(x)=x^TQx$ is convex then $Q$ is positive semidefinite
1 answers
1 votes
58 views
Prove $\int^{\infty}_0f'(x)g'(x)\mathrm{dx}$ is an inner product
2 answers
1 votes
93 views
How many times do you need to play to win with probability at least $0.6$?
1 answers
1 votes
109 views
2 bookmarks
Differentiating a Vector and a Matrix w.r.t. a Vector [Matrix Calculus]
1 answers
1 votes
44 views
Pattern Recognition and ML Exercise 1.4
3 answers
1 votes
59 views
Showing that $P(X=k \mid X+Y=n)=\frac{1}{n+1}$
0 answers
1 votes
55 views
How do the terms cancel out?
1 answers
1 votes
135 views
Generating function of a random walk
0 answers
1 votes
30 views
Determine when the random walk terminates
1 answers
1 votes
39 views
What would be the partial derivative w.r.t to $a\in \mathbb{R}^{n\times 1}$ of $(Xa)^TXa$?
0 answers
1 votes
14 views
Why if the "True Error" equals $0$ i.e. $L_{(\mathcal{D}, f)}(h^{*}) = 0$ then the "Training Error" equals $0$ i.e. $ L_{S}(h^{*}) = 0$?
1 answers
1 votes
91 views
Probability the shifty man next to me is a terrorist
1 answers
1 votes
34 views
Joint probability exercise
1 answers
1 votes
20 views
Bias and asymptotically biased
1 answers
0 votes
58 views
Is $K(x,t)=\exp(x_1t_1)$ a valid kernel?
0 answers
0 votes
13 views
Markov Random Fields
0 answers
0 votes
9 views
Markov Networks
0 answers
0 votes
38 views
Valid Kernel? (Machine learning)
0 answers
0 votes
10 views
1 bookmarks
--Graphical Models-- Understanding blocked paths and conditional independence