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**inactive**. Browsing/searching possible.###### q10

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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

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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

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12 Jan '21

Hello! I can't understand exactly the solution of this problem. Following the graphic of the neural…

###### 2018 exam problem 7

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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

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11 Jan '21

Hello,
For this question: [quest.JPG](https://oknoname-crm1.s3.amazonaws.com/spirit/images/217/1…

###### Mock 2018: MCQ

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128
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11 Jan '21

Hello,
For this question in the mock exam 2018, I cannot find an example where the affirmation 1…

###### Questions on Glove

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11 Jan '21

Problem 16 exams 2018 :
![Glove.jpg](https://oknoname-crm1.s3.amazonaws.com/spirit/images/657/3bbd…

###### question 16

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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

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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

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132
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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

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10 Jan '21

Hello,
I understand that for high complexity it is easier to get closer to perfectly fitting a s…

###### Convex

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10 Jan '21

Mock Midterm exam 2018:
Can you please explain why 5 is not convex?
![gh.jpg](https://oknon…

###### Exam - SVM

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10 Jan '21

Hi,
I have a question regarding the problem 13 in the 2018 final exam. (image below)
![Screen…

###### question 9

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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

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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

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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

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8 Jan '21

Hello,
I don't understand why there is an exact solution to the matrix factorization problem... …

###### problem9 exam 2018

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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

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6 Jan '21

Hello, here is a Multiple Choice Question and its solution
We add a regularization term becaus…

###### Explanation on Bayes Formula

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6 Jan '21

Hello, in the 2018 midterm, question 2, we are asked to write a probabilistic model such that the s…