How to Make Interactive Frequency Trails with D3.js

Layering time series data or distributions with this method can change the feel and aesthetic versus a multi-line chart or small multiples. In some cases, frequency trails let you show more in less space.

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About the Author

Peter Cook is a freelance data designer and developer. He's also the author of D3 in Depth. You can find him on Twitter @peter_r_cook and his personal site.