TP4
This interactive choropleth map visualizes the weekly incidence of flu cases across French regions throughout 2014. The map animates through the months, with regions colored on a sequential scale that shifts from pale to dark red as case numbers increase. Viewers can explore the data by hovering over any region to see its name and specific case count for the current month. The visualization uses D3.js version 3, specifically the `d3.geo.path`, `d3.geo.conicConformal`, and `d3.scale.quantize` APIs. It loads regional boundary data from `regions.json` and merges it with weekly case counts from `GrippeFrance2014.csv`, calculating monthly totals for each region before rendering the colored paths.
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