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Joining Data Sources

Towards Data Science

Most “data science” in the real world involves creating a data set, a visualization, an application that requires pulling and joining data from very different sources to tell a cohesive story. Moving…...

Where do you get your data?

Simply Statistics

Here’s a question I get fairly frequently from various types of people: Where do you get your data? This is sometimes followed up quickly with “Can we use some of your data?” My contention is that if ...

Data Integration — Things to Consider

Towards Data Science

When integrating data from system A to system B, data engineers and other stakeholders should not only focus on the data process, e.g. via ETL/ELT, but also on the source system. What various…

Data Sourcing, Market basket analysis, and SweetViz

Analytics Vidhya

This is organizational data, and since such data are associated with security and privacy concerns, company approval is needed to access it. It is useful for internal policy-making and for building…

The Data Scientist’s Guide to Choosing Data Vendors

Towards Data Science

A practical guide to effectively evaluating and deciding on data to enrich and improve your models A data scientist choosing amongst dozens of data vendors | imagine.art I’ve served as the VP of Data...

Discover public data with the Data Source Handbook

Pete Warden's blog

I’m pleased to announce that the Data Source Handbook is now available from O’Reilly. It’s a compact ebook guide to the most useful APIs and bulk data sets I’ve found, packed with examples and advice....

Data Scraping Outside the Web

Analytics Vidhya

In the beginning, there was only manual data entry. Okay, no problem if we have to input just a few lines of numbers but, what if we have to collect hundreds of books data. Or maybe we need to…

Data Sources

Simply Statistics

Here are places you can get data sets to analyze (for class projects, fun and profit!) Data Market Infochimps Data.gov Factual.com I’m sure there are a ton more…would love to hear from people.

Data Integration: The Definitive Guide

Towards Data Science

This guide on data integration provides a thorough overview of the data integration landscape, describing the various technologies that are available to move data between tools and databases.

A Tip Before Entering the World of Data

Analytics Vidhya

New to coding or data science? Need to develop a data team? Uncertain about which services to outsource? Here is a tip for businesses and indiviudals.

Data Retrieval with SQL — Tutorial & Examples

Towards Data Science

SQL Tutorial with Examples and Cheat Sheet Continue reading on Towards Data Science

Data wrangling

Towards Data Science

First of all, you have to get your data! This can involve extricating the data you want from a larger dataset. It can involve merging two or more datasets. A dog isn’t just for Christmas, it’s for…