## Creating a Timeline graphic using R and ggplot2

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• Post category:R

Creating a Timeline graphic using R and ggplot2 In this post we're going to be using R and ggplot2 to create a project timeline with milestones and milestone statuses. The…

## Updating output values using input scrollbar values

In this post we'll look at updating an output value using input range scrollbars using JavaScript. We will calculate the area of a cuboid based on the length, width and…

## BG-NBD Model for Customer Base Analysis in Python

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• Post category:Python

BG-NBD Model for Customer Base AnalysisIntroductionIn this post we will use python to replicate the BG-NBD (Beta Geometric Negative Binomial Distribution) model that is described in the paper “Counting Your…

## Using Azure Cognitive Services to Caption Video

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• Post category:Python

Using Azure Cognitive Services to Caption VideoIn this post we will explore the use of Microsoft Azure Cognitive Services to caption video images caught from a webcam in real time.…

## Creating graphs using Flask and D3

Creating graphs using flask and D3There are some great libraries out there to help you get up and running quickly with interactive JavaScript graphs, including C3, NVD3, highcharts and plotly.…

## Conditional disabling of form inputs

In this post we'll look at how we can use checkboxes and radio buttons to conditionally enable or disable other inputs for forms. First we'll activate input forms by checking…

## KDE and violin plots using seaborn

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• Post category:Python

KDE and violin plots using seabornIn this post we're going to explore the use of seaborn to make Kernel Density Estimation (KDE) plots and Violin plots. Both of these plots…

## Discrete Probability Distributions (Bernoulli, Binomial, Poisson)

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• Post category:Python

Bernoulli and Binomial DistributionsA Bernoulli Distribution is the probability distribution of a random variable which takes the value 1 with probability p and value 0 with probability 1 - p,…

## Gradient Descent for Linear Regression

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• Post category:Python

Gradient Descent for Linear Regression In this post we'll explore the use of gradient descent to determine our parameters for linear regression. For simplicity's sake we'll use one feature variable.…

## Comparative Statistics in Python using SciPy

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• Post category:Python

Comparative Statistics in Python using SciPy One-Sample T-TestWe use a one sample T-test to determine whether our sample mean (observed average) is statistically significantly different to the population mean (expected…