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Pb 7 and 9 exam 2018
exams
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193
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5
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11 Jan '22
Hello,
For the problem 7 of the exam 2018, to make sure that I understood well weight sharing, w…
Question 11 exam 2020
exams
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59
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0
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11 Jan '22
Hello,
For the question 11 it is stated that by flipping the signs of all the weights leading in…
Pb 18 exam 2018
exams
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140
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3
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11 Jan '22
Hello,
If it is possible, I would like to have more explanations on the problem 18 of 2018. Inde…
[Lecture 9c] Query-based gradient estimation
lectures
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58
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1
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10 Jan '22
Hi,
In a score-based black-box attack, I don't understand why we approximate the gradient by sum…
[9c. Adversarial ML] Why the adversarial training algorithm works ?
lectures
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58
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1
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10 Jan '22
Hi,
I wonder why the algorithm to train a robust models works (at the end of the slides of lectu…
Lab 12, theory questions - problem 2
exercises
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67
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2
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10 Jan '22
Let X be symmetric matrix and X=USV^T its SVD decomposition. If X is positive semi-definite, SVD is…
Lecture 4a: Hoeffding's inequality
lectures
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101
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1
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10 Jan '22
When using Hoeffding's inequality in Lecture 4a to estimate the decrease of the generalization erro…
SVD and matrix factorization
lectures
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93
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3
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10 Jan '22
Hello,
I clearly have a problem to understand how the Z_T matrix (S^(K)V_T) can be a KxN matrix …
Few generalities about SVD
exercises
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138
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2
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10 Jan '22
Hi ! Sorry if I am asking questions with obvious answers, but I went through some linear algebra co…
Pb 16 exam 2018
exams
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67
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0
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10 Jan '22
Hello,
Can you justify why a) and d) are false in this question?
Thank you for your help :)
![a…
Pb 13 exam 2018
exams
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100
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2
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10 Jan '22
Hello,
I don't know how to answer this question, I don't have the intuition why the margin will …
concentration inequalities vs standard deviation
lectures
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74
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2
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10 Jan '22
Hi, i was wondering how the idea of concentration inequalities and generalization error differs fro…
Probabilistic interpretation of PCA
lectures
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90
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1
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10 Jan '22
Hello,
In the lecture about PCA and SVD, you ask this question below. I have no idea how to answer…
Matrix Factorization vs SVD
lectures
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98
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1
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10 Jan '22
Hi there,
to anyone else wondering how SVD and Matrix Factorization relate to each other, I recom…
Additional Notes
exams
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218
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10 Jan '22
During the lectures there have been some additional notes, are this notes material for the exam?
T…
Bayes nets
exams
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409
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4
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10 Jan '22
Hi,
in the exams before 2020, there usually appear questions on Bayes nets. Can we ignore questi…
Lab10_Pb1_Minimizer Solution
exercises
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119
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5
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10 Jan '22
Hello,
I don't really get how do we find delta* (cf picture) from the equality of the loss we der…
Lecture 9c risk
lectures
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65
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1
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10 Jan '22
Hi,
Could you please explain me how the standard risk is obtained in this slide ?
![risk.jpg]…
Neural network_approximation f(x)_exam 2018
exams
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139
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2
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9 Jan '22
Hi,
Why in the following question i don't get how do they find the parameters? Thank you very muc…
Lab07 Coordinate Descent (Ascent) for SVM
exercises
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80
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1
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9 Jan '22
Hi,
After checking the solution of Lab07 and the lecture slide, I still feel puzzled about Coord…