Exercise 15 - Question on the total number of iterations
CS-439 exercises · 79 · 1 · 6 Jul
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2020 Exam Q14-Q17
CS-439 exercises · 75 · 3 · 6 Jul
Hi! I have a question regarding the answers to Q14 to Q17 in the 2020 Exam. I am not sure I underst…
Q5 2019
CS-439 exercises · 40 · 1 · 6 Jul
Hi, I am not able to determine those variances, how is the answer obtained? Thanks
Q14 2018
CS-439 exercises · 48 · 3 · 6 Jul
Hi, I couldn't find any reference about line search in the notes, was the topic covered this year?…
exam 2019 Q2 & 3
CS-439 exercises · 47 · 3 · 6 Jul
Hello, I wonder if my explanation for Q2 and Q3 being "no answer is correct" is because in Q2, w…
Question 30 exam 2020
CS-439 exercises · 52 · 1 · 6 Jul
Hello, I don't see how to obtain the expression for the excess cost function \(f(x) - f(x^*)\). …
Composite function convexity
CS-439 exercises · 86 · 4 · 6 Jul
Could someone please explain how to show convexity, strong convexity, strict convexity of the compo…
Lecture10 - Duality [Slide 7] - Dual Lasso Problem
CS-439 lectures · 77 · 2 · 6 Jul
Dear CS-439 Team, In the Q&A session, I remember that with Professor Jaggi, we discussed that the …
Questions 30 and 32, exam 2018
CS-439 exercises · 86 · 1 · 6 Jul
Hi, I have some questions concerning the 2018 exam. For question 30, I can easily show that \( \…
Question exam 2019
CS-439 exercises · 75 · 3 · 6 Jul
Hello, I have troubles understanding the logic of the correction of question 23 in exam 2019: we…
Q11 2018
CS-439 exercises · 48 · 1 · 5 Jul
Hi, how can the computational cost of LMO and projection linked to SVD and top singular value? Als…
Question 6 Exam 2019
CS-439 exercises · 104 · 4 · 5 Jul
I have a question concerning question 6 exam 2019. When I try with numerical values (b=3, a=0.5…
Grading
CS-439 Uncategorized · 53 · 1 · 5 Jul
Hello, Would you please explain in details how the grading will be ? total score of the exam, ho…
Q5 exam 2020
CS-439 exercises · 43 · 2 · 5 Jul
Hello, I don't understand why \( -log(x \) is not smooth, as is twice differentiable on \( \math…
Q4 2018
CS-439 exercises · 37 · 1 · 5 Jul
Hi, I don't understand why is the first answer correct ( I would have chosen the last one ), where…
Q5 exam 2020
CS-439 exercises · 30 · 2 · 5 Jul
Hello, I don't understand why \( -log(x \) is not smooth, as is twice differentiable on \( \math…
Some questions on 2019 exam
CS-439 exercises · 128 · 6 · 5 Jul
-Q5: I would have assumed that oracle 2 has higher variance since it is in part SGD (which has high…
Question Expectation
CS-439 exercises · 64 · 2 · 5 Jul
Hello, I have troubles understanding the difference between uses of conditional expectation and …
Are the succinct answers of open questions enough to answer ?
CS-439 Uncategorized · 47 · 2 · 5 Jul
Hello, While working on previous year's exams, I see that the solutions are very short. This is …
Exam 2019; Question 3
CS-439 exercises · 59 · 2 · 5 Jul
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