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TDWI Articles

Practical Data Science


Data Stories: Visualizations that Encourage Investigation

Do you want to present an answer or allow discovery? These visualizations about employee poaching, Trump’s business empire, and the movie industry invite exploration.

Data Digest: Data Science Career Paths, Healthcare Scheduling Algorithms, Big Data Versus Malaria

Read about 5 potential paths to becoming a data scientist, how data science is improving scheduling for cancer patients, and how big data is being used to fight malaria.

When the Relationships in Data Are More Important Than the Data Itself

Neo Technology's Emil Eifrem takes a closer look at the Panama Papers -- and how a powerful graph database made the mining of such huge data files possible.

Data Wrangling Versus ETL: What’s the Difference?

Three things that distinguish data prep from the traditional extract, transform, and load process.

Data Digest: Data Science Strategy, Evolving Data Science, Password Growth

Strategies for quality data science investments, how changing AI could change data scientist roles, and why passwords are more ubiquitous than ever.

Data Stories: What Does Interactive Really Mean?

Making your visualization interactive may involve many different levels of interaction, including providing greater detail, a hands-on feeling, or an invitation to explore.

The 10 Vs of Big Data

Big data goes beyond volume, variety, and velocity alone. You need to know these 10 characteristics and properties of big data to prepare for both the challenges and advantages of big data initiatives.

Data Digest: Spotting Fake Data, Seeking Data Science Truth, Blockchain 101

A new class on recognizing fake or distorted data, why data science needs transparency, and the basics of the blockchain distributed database.

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