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A Practical Tip When Working With Random Samples On Spark
Latest   Machine Learning

A Practical Tip When Working With Random Samples On Spark

Last Updated on July 20, 2023 by Editorial Team

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Originally published on Towards AI.

In this article, I will share a crucial tip when using Spark to analyze a random sample of a data frame. The code to reproduce the results can be found here. It’s an HTML version of a Databricks notebook, so all you have to do is download it in its raw form and then display the downloaded file in a web browser.

Let’s suppose we are working on a large dataset. For the purpose of this article, we will assume that the dataset in question is the flight departure delays dataset, which looks like this:

Figure 1: An excerpt from the flights'… Read the full blog for free on Medium.

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