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mock 2014 positive definite even though negative
Exams · 118 · 3 · 12 Jan '21
Hello, For the 2rd question on poisson regression: I don't understand why the negative of a posi…
mock 2014 : PCA for count data algorithm
Exams · 64 · 1 · 9 Jan '21
hi, I don't understand how to come up with the algorithm shown for the PCA problem. In ALS we al…
invertibility and other matrix property
Exams · 75 · 1 · 9 Jan '21
Hi, Which properties of matrices are we supposed to know for the exam? By that I mean for exampl…
Order of complexity Newton Method (Mock exam 2014), question on Poisson regression
Exams · 138 · 4 · 7 Jan '21
Hello, I am struggling to understand the order of complexity that is given in the answers here. …
Gradient - derivation
Exams · 110 · 2 · 7 Jan '21
Hello ! Has anyone developed this with sums and would be willing to share :) I'd be grateful t…
Bayesian networks and Belief propagation exercise - Mock exam 2014
Exams · 141 · 5 · 6 Jan '21
Hi! Since we didn't do Bayesian networks this year, we are not supposed to know how to do this exer…
2014 mock exam poisson regression
Exams · 108 · 3 · 6 Jan '21
Hello, in the aforementioned exercise we have: ![a.JPG](https://oknoname-crm1.s3.amazonaws.com/sp…
Poisson exercise - Mock Exam 2014
Exams · 121 · 4 · 6 Jan '21
Hi! In the solution of the exercises about Poisson regression, at point b for example, the final ex…
Naive Bayes Classifier exercise - Mock Exam 2014
Exams · 211 · 10 · 5 Jan '21
Hi! I am really struggling trying to understand the passages to answer the second question of this …