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Heatmap (2D Histogram, CSV)

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MMNoichl
Last edited Jun 18, 2018
Created on Jun 18, 2018

This heatmap visualizes the relationship between date (day), value, and hour from a CSV file. It displays the data as a 2D histogram, with the x-axis representing dates and the y-axis representing values, while a blue color scale indicates the count. The visualization uses d3.csv to load the data, then leverages d3.time.scale, d3.scale.linear, and d3.svg.axis to construct the plot and axes. Each tile is a rect element with its fill color mapped to the count value. The code also includes a legend showing the color-to-count mapping.

AI-generated description

forked from <a href='http://bl.ocks.org/mbostock/'>mbostock</a>'s block: <a href='http://bl.ocks.org/mbostock/3202354'>Heatmap (2D Histogram, CSV)</a>

gpl-3.0 Licensed

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