q10
Exams · 145 · 2 · 12 Jan '21
Exam 2018 q10, in the answers it says, s that there is a subgradient at x=3 and x=2. Shouldn't it b…
2018 Exam Problem 17
Exams · 368 · 11 · 12 Jan '21
Hi, I am massively confused by the following despite staring at it for a while. I simply do not und…
Final Exam - Problem 17
Exams · 211 · 3 · 12 Jan '21
Hello! I can't understand exactly the solution of this problem. Following the graphic of the neural…
2018 exam problem 7
Exams · 306 · 7 · 11 Jan '21
Hi, TA. I would like to ask why the partial derivative of w1 is not changed, I did not understand t…
Mock 2018: MCQ
Exams · 144 · 2 · 11 Jan '21
Hello, For this question: [quest.JPG](https://oknoname-crm1.s3.amazonaws.com/spirit/images/217/1…
Mock 2018: MCQ
Exams · 128 · 2 · 11 Jan '21
Hello, For this question in the mock exam 2018, I cannot find an example where the affirmation 1…
Questions on Glove
Exams · 239 · 5 · 11 Jan '21
Problem 16 exams 2018 : ![Glove.jpg](https://oknoname-crm1.s3.amazonaws.com/spirit/images/657/3bbd…
question 16
Exams · 89 · 1 · 11 Jan '21
Hello, why isn't the last remark correct? Isn't logistic regression faster if we have less input…
Problem 18 k-nearest neighbor classifier exam 2018
Exams · 144 · 2 · 11 Jan '21
Hi, Does anyone have any ideas how to do questions 3 (value of k that minimizes leave-one-out cros…
mock 2018: knn bound
Exams · 132 · 2 · 10 Jan '21
Hello, so for this question on the mock 2018 exam: I don't see why 5 is correct. Isn't the risk …
training size and mode complexity - impact on error
Exams · 193 · 6 · 10 Jan '21
Hello, I understand that for high complexity it is easier to get closer to perfectly fitting a s…
Convex
Exams · 129 · 4 · 10 Jan '21
Mock Midterm exam 2018: Can you please explain why 5 is not convex? ![gh.jpg](https://oknon…
Exam - SVM
Exams · 391 · 13 · 10 Jan '21
Hi, I have a question regarding the problem 13 in the 2018 final exam. (image below) ![Screen…
question 9
Exams · 193 · 3 · 9 Jan '21
Could someone explain to me the answer to this question? I am a little confused about why w4 is mis…
Gradient question - Exam 2018
Exams · 217 · 5 · 8 Jan '21
Hi! I can't understand the logic of problem 10 in 2018 exam. The question is: for which x does th…
first eigenvalue of SVD Decomposition
Exams · 180 · 3 · 8 Jan '21
Good evening, I question 6 of 2018's exam, the fact "In PCA, the first principale direction is t…
problem 15, exam 2018
Exams · 282 · 3 · 8 Jan '21
Hello, I don't understand why there is an exact solution to the matrix factorization problem... …
problem9 exam 2018
Exams · 132 · 2 · 7 Jan '21
Hi, I was wondering why the answer for problem 9 isn't dL/dw1=1. why would partial derivative w…
Mock Exam 2018 - Multiple Choice - Regularization
Exams · 159 · 3 · 6 Jan '21
Hello, here is a Multiple Choice Question and its solution We add a regularization term becaus…
Explanation on Bayes Formula
Exams · 276 · 9 · 6 Jan '21
Hello, in the 2018 midterm, question 2, we are asked to write a probabilistic model such that the s…