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q10
Exams
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146
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2
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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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370
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11
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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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214
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3
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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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311
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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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147
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2
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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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131
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2
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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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243
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5
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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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92
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1
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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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145
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2
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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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134
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2
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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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198
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6
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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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132
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4
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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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393
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13
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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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196
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3
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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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219
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5
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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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185
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3
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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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287
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3
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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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134
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2
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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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160
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3
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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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280
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9
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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…