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Question 7 Gaussian distribution
Exams
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185
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2
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13 Jan '21
Hi I know it's late but can anyone explain the derivation for mean and variance in exercise 7?
Question 18
Exams
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215
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5
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12 Jan '21
In exam 2016, question 18, I don't understand why "Comparing the word feature representations from …
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
Exams
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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…
Adding handwritten notes to printed cheatsheet
Exams
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123
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1
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12 Jan '21
Hi!
If we print a cheatsheet which follows the guidelines of having a font size of >= 11 are we …
Mistake SVD annotated lecture
Lectures
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95
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1
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12 Jan '21
I believe the annotation at the end of the lecture is wrong. I believe it says U <--- EVD(X) wherea…
exam 2017 problem 11
Exams
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209
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3
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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
Exams
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331
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8
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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
Exams
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313
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6
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12 Jan '21
 ?
Final Exam - Problem 17
Exams
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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…
Truncated SVD
Lectures
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104
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2
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12 Jan '21
Hi!
I'm a little confused about the dimensions of the matrices.
1) The Uk matrix has size D*K, t…
Proof of the SVD lemma
Lectures
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110
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2
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12 Jan '21
Hello !
I have some troubles understanding the following statement in the proof:
![ML.jpg](https:…
ALS with missing entries
Exercises
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207
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8
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12 Jan '21
Hi,
I wanted to confirm the inverse is taken after the sum right? it's not a sum of inverses?
…
Convexity and unique minimum when matrices are the parameter
Lectures
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79
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1
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12 Jan '21
Hi,
How does the concept of convexity and conditions unique minimum extend to functions that dep…
randomized smoothing
Lectures
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69
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1
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12 Jan '21
Hello,
I don't understand this explanation. So we have a point x that has expected value of clas…
MAP and maximum likelihood criterion
Lectures
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214
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7
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12 Jan '21
Hello everyone,
When reading the lecture note of 5a classification, I found it says that
"To …