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11.1
Exercises
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107
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2
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5 Dec '20
Hello,
i have a question about the solution:
![a.JPG](https://oknoname-crm1.s3.amazonaws.com/spir…
Exam in campus?
Uncategorized
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348
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8
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4 Dec '20
Hi!
I was thinking, and I'm sure I'm not the only one, that since there are almost 450 people ta…
Is cross-validation necessary for hyperparameter optimization?
Project 2
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119
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6
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3 Dec '20
Hello,
I have several problems regarding the use of validation sets.
1. Is cross-validation n…
This week's slides?
Lectures
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62
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4
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3 Dec '20
Sorry, but I've waited for it for 2 days. It's very hard to read the whole text from the video.
Lab 11 - Joint probability
Exercises
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106
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3
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1 Dec '20
Hey,
I know it's basic stuff but could you please explain why you get the N/2 in front of the e…
Solution Lab11
Exercises
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85
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4
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1 Dec '20
Could you please post the solutions for lab 11,
Thanks
Using the feedback of aicrowd
Project 2
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67
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2
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1 Dec '20
Hello,
I would like to know if we can use directly the results of aicrowd for the project to evalu…
Dealing with unbalanced pixelwise classification
Project 2
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58
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1
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1 Dec '20
Hello, in my project we are working on pixelwise binary classification. We have a small training se…
Wrong setup on Aicrowd road segmentation challenge
Project 2
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100
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4
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30 Nov '20
Hello,
There seems to be a problem on the configuration of the road segmentation challenge. The ch…
Store my images in a 4D numpy array
Project 2
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66
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3
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30 Nov '20
Let's say I have 3 images of shape (400, 400, 3) for each of them stored inside a list, and I want …
Information spill from test set in training
Uncategorized
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64
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2
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30 Nov '20
I understand that in a supervised context, it is crucial to avoid any form of information spill fro…
EM, GMM, and K-means - Covariance matrix choice
Lectures
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131
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3
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27 Nov '20
Hi!
I have a question regarding lecture 11 material (GMM).
From the lecture and the formulae, i…
Information concerning training a NN on the Scitas cluster
Project 2
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86
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2
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26 Nov '20
Hello,
Having a lot of datas, we are required to train a Neural network on multiple GPUs, the lab …
NN how to choose architecture
Lectures
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147
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2
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26 Nov '20
Hello,
I have a question regarding the neural net (or convolutional neural nets) architecture. T…
Issue in the lectures ?
Lectures
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176
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4
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25 Nov '20
Hello,
I think there is an issue with the video lectures:
The first part (EPFL Machine Learn…
Bug in the plotting function ?
Exercises
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84
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1
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24 Nov '20
Good evening,
I think there is an error in the plotting file for this week, I had to change two …
logistic regression pytorch
Exercises
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76
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3
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24 Nov '20
Hi,
In the part of lab 10 on 'Logistic regression in PyTorch' I am not quite sure how the class…
Randomised Smoothing: Upper bound on allowed perturbation
Lectures
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118
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3
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24 Nov '20
I was wondering what is the relationship between the maximum scale of the adversarial perturbation …
Regression and over-parametrized systems
Lectures
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75
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3
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23 Nov '20
Good afternoon,
Could you please explain why we say that regularization "helps" with over-parame…
Is our project feasible ?
Project 2
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118
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2
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23 Nov '20
Hello everyone,
Along with my team, we are doing project 2 in a neuroscience lab at EFPL. Our pr…