TDWI Articles

Practical Data Science


Data Stories: Work Time, Mealtime, Visualizing Time Use

These data visualizations show how many workers want to separate work time from downtime, when people have dinner, and multiple methods for visualizing time.

Five Value-Killing Traps to Avoid When Implementing a Semantic Layer

When architecting and implementing your semantic layer, consider these issues and take steps to avoid them for more actionable, accurate insights from your data and enhanced user satisfaction.

Data Digest: Data Professions, Data Hustles, Data Silos

Understanding the difference between data scientists and data engineers, side jobs for data scientists, and the importance of removing data silos.

Data Stories: Happiness, Loneliness, and Meaning

Data visualizations about the relationship between consumerism and happiness, an epidemic of loneliness, and activities that are meaningful.

Data Digest: Getting Started as a Data Scientist

An introductory guide, industries that are hiring data scientists, and advice for data science interviews.

Data Digest: Adding Value with AI/ML

Applying AI to IT, using AI for personalization, and effectively deploying ML.

Data Stories: Houses and Mortgages

Examples of data visualizations that show the cost of buying a house, mortgage rates, and generational assets.

Data Mesh Domains Explained

At the heart of a data mesh are data mesh domains, but what are they, exactly? We explain the basics you need to know.

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