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11.1
Exercises · 107 · 2 · 5 Dec '20
Hello, i have a question about the solution: ![a.JPG](https://oknoname-crm1.s3.amazonaws.com/spir…
Exam in campus?
Uncategorized · 348 · 8 · 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 · 119 · 6 · 3 Dec '20
Hello, I have several problems regarding the use of validation sets. 1. Is cross-validation n…
This week's slides?
Lectures · 62 · 4 · 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 · 106 · 3 · 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 · 85 · 4 · 1 Dec '20
Could you please post the solutions for lab 11, Thanks
Using the feedback of aicrowd
Project 2 · 67 · 2 · 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 · 58 · 1 · 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 · 100 · 4 · 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 · 66 · 3 · 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 · 64 · 2 · 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 · 131 · 3 · 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 · 86 · 2 · 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 · 147 · 2 · 26 Nov '20
Hello, I have a question regarding the neural net (or convolutional neural nets) architecture. T…
Issue in the lectures ?
Lectures · 176 · 4 · 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 · 84 · 1 · 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 · 76 · 3 · 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 · 118 · 3 · 24 Nov '20
I was wondering what is the relationship between the maximum scale of the adversarial perturbation …
Regression and over-parametrized systems
Lectures · 75 · 3 · 23 Nov '20
Good afternoon, Could you please explain why we say that regularization "helps" with over-parame…
Is our project feasible ?
Project 2 · 118 · 2 · 23 Nov '20
Hello everyone, Along with my team, we are doing project 2 in a neuroscience lab at EFPL. Our pr…