Alexey Grigorev

Birobidzhan, Russia

http://alexeygrigorev.com

Penguin turner

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Prove that that the mutual information $I(X;Y)$ is convex in the conditional entropy $p(y |x)$

convex-analysis self-learning information-theory asked Jan 16, 2015 at 18:32

math.stackexchange.com

12 votes

xlabels for nodes overlap with edges in dot

graphviz dot asked Jan 3, 2014 at 19:04

stackoverflow.com

11 votes

Flink Scala API "not enough arguments"

scala-ide flink asked Apr 9, 2015 at 13:38

stackoverflow.com

10 votes

Random.nextInt(int) is [slightly] biased

java random asked Jul 24, 2013 at 10:03

stackoverflow.com

7 votes

BZip2 compressed input for Apache Flink

bzip2 flink asked Apr 3, 2015 at 9:04

stackoverflow.com

6 votes

Generic equivalent to BeanComparator from Commons BeanUtils

java apache-commons-beanutils asked Mar 13, 2012 at 9:20

stackoverflow.com

5 votes

Arrows in SVG aren't rotated when rendered by browsers

svg inkscape asked Feb 3, 2015 at 12:03

stackoverflow.com

5 votes

zipWithIndex on Apache Flink

scala apache-flink asked Jun 2, 2015 at 12:46

stackoverflow.com

5 votes

Statistical tests for 3-gram collocations extraction

probability maximum-likelihood text-mining nlp natural-language asked Oct 15, 2015 at 11:08

stats.stackexchange.com

Top Answers

212

How to intuitively explain what a kernel is?

stats.stackexchange.com

201

Understanding ROC curve

stats.stackexchange.com

126

How to get correlation between two categorical variable and a categorical variable and continuous variable?

datascience.stackexchange.com

What does AUC stand for and what is it?

stats.stackexchange.com

Dynamic Web Module 3.0 -- 3.1

stackoverflow.com

Difference between Primal, Dual and Kernel Ridge Regression

stats.stackexchange.com

Dimensionality and Manifold

datascience.stackexchange.com

How to calculate Area Under the Curve (AUC), or the c-statistic, by hand

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Average ROC for repeated 10-fold cross validation with probability estimates

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Remove Last Comma

codereview.stackexchange.com

How well does bootstrapping approximate the sampling distribution of an estimator?

stats.stackexchange.com

Quick guide into training highly imbalanced data sets

datascience.stackexchange.com

Interpreting QQplot - Is there any rule of thumb to decide for non-normality?

stats.stackexchange.com

Automatic keyword extraction: using cosine similarities as features

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Deep learning basics

datascience.stackexchange.com

How we can draw an ROC curve for decision trees?

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User segmentation by clustering with sparse data

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Do Random Forest overfit?

datascience.stackexchange.com

How to use decision stump as weak learner in Adaboost?

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Displaying opencv image using python flask

stackoverflow.com

Random Forest - How to handle overfitting

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Difference between PCA and spectral clustering for a small sample set of Boolean features

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Analyzing A/B test results which are not normally distributed, using independent t-test

datascience.stackexchange.com

List of suitable job positions for data analyst

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Difference between tf-idf and tf with Random Forests

datascience.stackexchange.com

How to plot ROC curves in multiclass classification?

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Latent Semantic Indexing and Data Centering

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How to force disable JSR-303 support in Spring 3?

stackoverflow.com

Is it possible to use SD instead of entropy?

stats.stackexchange.com

Estimating the best length of n-gram

stats.stackexchange.com