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Jakub Bartczuk
  • Member for 6 years, 9 months
  • Last seen more than a week ago
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About

Machine Learning Engineer

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All Questions Answers
Score Newest
answer
60
If X and Y are uncorrelated, are X^2 and Y also uncorrelated?
Sep 9, 2017
answer
13
Why does PCA feature reduction make accuracy dramatically worse?
Sep 17, 2017
answer
13
What does "variational" mean?
Apr 17, 2018
answer
12
Matrix factorization in recommender systems: adding a new user
Jan 1, 2018
answer
10
Proof that $K(x,y) = f(x)f(y)$ is a kernel
Jan 9, 2018
answer
9
Is PCA optimization convex?
Sep 5, 2017
answer
9
What exactly happens when I do a feature cross?
Mar 4, 2018
answer
8
If each neuron in a neural network is basically a logistic regression function, why multi layer is better?
Sep 5, 2017
answer
8
Is a kernel function basically just a mapping?
Nov 29, 2018
answer
8
is cost function of logistic regression convex or not?
Jun 12, 2019
Top network posts
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38
classification metrics can't handle a mix of continuous-multioutput and multi-label-indicator targets
27
Implement Relu derivative in python numpy
9
How to retrain logistic regression model in sklearn with new data
8
Haskell IO - hGetContents: illegal operation (handle is closed)
8
TypeError: '<' not supported between instances of 'int' and 'Toy' Python

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