Posts by Tag

Statistics

Regression to the mean

7 minute read

Exploring regression to the mean

Survival analysis with Cox reggression - heart failure data

13 minute read

Last time, we used decision trees, binarization and logistic regression to predict heart failure mortality in a public dataset. Here, we’ll use Cox regressio...

The power of simple models: predicting heart failure mortality

16 minute read

Accurately predicting the risk of mortality in hospitals and health care services is really important. However, biology is noisy and predictive models can ea...

What are NOT p-values?

8 minute read

What exactly is a p-value? Let’s define the p-value and then look at what it is not.

Por que novas cloroquinas virão

10 minute read

Nós devemos focar em explicar por que terapias ineficazes podem parecer serem muito eficazes e mostrar os benefícios de ensaios clínicos de qualidade.

Why new hydroxichloroquines will come

9 minute read

We should focus on explaining why ineffective therapies can appear to be very effective and show the benefits of proper clinical trials.

The basics of outlier detection

9 minute read

This post is intended to explain the basics of outlier detection and removal and, more specifically, to highlight some common mistakes.

Back to top ↑

Python

Como configurar e usar um cluster de Apache Spark em sua rede local

11 minute read

Tutorial de como transformar seu computador antigo em um servidor com Apache Spark e Apache Hadoop

Twitter sentiment classification - Part 2

14 minute read

This is the part 2 of a series, please read part 1 before reading this.

Twitter sentiment classification - Part 1

11 minute read

Sentiment classification is somewhat of a trend in NLP; it consists of classifying small texts according to its sentiment connotation: a positive or negative...

Exploring Fractals With Pytorch

7 minute read

FracLac is a great package for fractal analysis in ImageJ. Unfortunately, no similar Python package is available. There are pieces of code that perform the b...

Back to top ↑

R

Survival analysis with Cox reggression - heart failure data

13 minute read

Last time, we used decision trees, binarization and logistic regression to predict heart failure mortality in a public dataset. Here, we’ll use Cox regressio...

The power of simple models: predicting heart failure mortality

16 minute read

Accurately predicting the risk of mortality in hospitals and health care services is really important. However, biology is noisy and predictive models can ea...

The basics of outlier detection

9 minute read

This post is intended to explain the basics of outlier detection and removal and, more specifically, to highlight some common mistakes.

Exploratory data analysis: the WHO suicide dataset

9 minute read

Exploratory data analysis is essential to construct hypothesis. Today we’ll explore the WHO Suicide Statistics database (version from Kaggle). It consists of...

Back to top ↑

Pandemic

O que NÃO É a eficácia de uma vacina

9 minute read

O que exatamente é a eficácia de uma vacina? Esse número se tornou muito popular, mas nem todas as interpretações sobre ele estão corretas.

Por que novas cloroquinas virão

10 minute read

Nós devemos focar em explicar por que terapias ineficazes podem parecer serem muito eficazes e mostrar os benefícios de ensaios clínicos de qualidade.

Why new hydroxichloroquines will come

9 minute read

We should focus on explaining why ineffective therapies can appear to be very effective and show the benefits of proper clinical trials.

Back to top ↑

Data visualization

Exploratory data analysis: the WHO suicide dataset

9 minute read

Exploratory data analysis is essential to construct hypothesis. Today we’ll explore the WHO Suicide Statistics database (version from Kaggle). It consists of...

Back to top ↑