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Piotr Migdal

Data science freelancer (data analysis, machine learning and data visualization; Python, R and JS), with PhD in quantum physics (from ICFO, Castelldefels near Barcelona).

Dedicated to education of gifted schoolchildren (as both tutor and organizer). In free time enjoys photography and hiking.

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Top posts (72) All Questions Answers | Votes Newest

87 What is a data scientist? Feb 11 '16
49 What is the role of the logarithm in Shannon's entropy? Feb 19 '14
38 LDA vs word2vec Apr 9 '15
23 Qualitively what is Cross Entropy Feb 23 '14
19 LDA vs word2vec Mar 6 '16
18 Can mutual information gain value be greater than 1 Jan 19 '12
16 Entropy-based refutation of Shalizi's Bayesian backward arrow of time paradox? May 16 '12
14 Does this quantity related to independence have a name? Oct 22 '12
14 What does “a distribution over distributions” mean? Feb 19 '14
12 How does the log(p(x,y)) normalize the point-wise mutual information? Mar 24 '15
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