Question 2 and 8 exam 2020
CS433 exams · 120 · 3 · 11 Jan
Hello, For the question 2 of the 2020 exam, it is said that the solution of SVM problems only de…
Condition of optimality convex functions
CS433 lectures · 83 · 3 · 11 Jan
Hello, I am confused with the condition of optimality to find a global minimum for convex functi…
exam 2019 pb 1
CS433 exams · 103 · 1 · 11 Jan
Hi, I don't understand how do we find the new number of iid samples? [pb1_2019.JPG](https://okno…
Pb 7 and 9 exam 2018
CS433 exams · 180 · 5 · 11 Jan
Hello, For the problem 7 of the exam 2018, to make sure that I understood well weight sharing, w…
Question 11 exam 2020
CS433 exams · 57 · 0 · 11 Jan
Hello, For the question 11 it is stated that by flipping the signs of all the weights leading in…
Pb 18 exam 2018
CS433 exams · 137 · 3 · 11 Jan
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
CS433 lectures · 58 · 1 · 10 Jan
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 ?
CS433 lectures · 58 · 1 · 10 Jan
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
CS433 exercises · 65 · 2 · 10 Jan
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
CS433 lectures · 101 · 1 · 10 Jan
When using Hoeffding's inequality in Lecture 4a to estimate the decrease of the generalization erro…
SVD and matrix factorization
CS433 lectures · 93 · 3 · 10 Jan
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
CS433 exercises · 136 · 2 · 10 Jan
Hi ! Sorry if I am asking questions with obvious answers, but I went through some linear algebra co…
Pb 16 exam 2018
CS433 exams · 65 · 0 · 10 Jan
Hello, Can you justify why a) and d) are false in this question? Thank you for your help :) ![a…
Pb 13 exam 2018
CS433 exams · 98 · 2 · 10 Jan
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
CS433 lectures · 74 · 2 · 10 Jan
Hi, i was wondering how the idea of concentration inequalities and generalization error differs fro…
Probabilistic interpretation of PCA
CS433 lectures · 88 · 1 · 10 Jan
Hello, In the lecture about PCA and SVD, you ask this question below. I have no idea how to answer…
Matrix Factorization vs SVD
CS433 lectures · 97 · 1 · 10 Jan
Hi there, to anyone else wondering how SVD and Matrix Factorization relate to each other, I recom…
Additional Notes
CS433 exams · 216 · 1 · 10 Jan
During the lectures there have been some additional notes, are this notes material for the exam? T…
Bayes nets
CS433 exams · 405 · 4 · 10 Jan
Hi, in the exams before 2020, there usually appear questions on Bayes nets. Can we ignore questi…
Lab10_Pb1_Minimizer Solution
CS433 exercises · 119 · 5 · 10 Jan
Hello, I don't really get how do we find delta* (cf picture) from the equality of the loss we der…