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**inactive**. Browsing/searching possible.###### exam 2017 problem 11

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12 Jan '21

Hi,
So in exam 2017 problem 11:
the answer is as follows: "Since I use a linear activation fun…

###### conflicting QCM

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12 Jan '21

Hello,
It seems I can't wrap my head around why in this case: "linear regression can be made to …

###### Gradient of W§W matrices

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12 Jan '21

![Capture_W.JPG](https://oknoname-crm1.s3.amazonaws.com/spirit/images/196/8f9926249a97444cbacb16e1e…

###### stochastic gradient - problem 19

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12 Jan '21

Hi,
In this question I use the derivative of the individual summand for the stochastic gradient …

###### Why "D vs N does not matter at all"? Final 2017 Problem 18

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12 Jan '21

Hi,
We discussed the D>N problem in handout 01c. I don't understand why the answer to Problem 18…

###### Problem 24 first question

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12 Jan '21

Hi I don't understand why the last matrix inequality in the solution holds? Is this a property of a…

###### Problem 10 - Exam 2017 - Neural Net with ReLUs

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11 Jan '21

Hello all !
I have trouble understanding the following question :
![scredden.jpg](https://oknona…

###### "It is good to let your model overfit"

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11 Jan '21

Hello,
I was quite surprised by this sentence (Q19) when I read it is correct. Therefore, I look…

###### Problem19 Convex

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10 Jan '21

Could someone explain to me the fourth choice. Why is it not convex?
Thanks in advance
![problem1…

###### Exam 2017 : problem 7

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10 Jan '21

Hello everyone,
For context :
![ml_2017_question.jpg](https://oknoname-crm1.s3.amazonaws.com/sp…

###### convexity over set of vector

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10 Jan '21

Hi,
I am confused about what is the definition of convexity over a pair of vectors. I understand…

###### Exam 2017 Problem 22

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8 Jan '21

Hello,
I was wondering if the intersection between the two Train Error lines had any meaning or …