{"version":"1.0","type":"rich","title":"Fork of Choropleth Map with Interactive Filtering","description":"This choropleth map displays world economies categorized by income group, with an interactive color legend that filters the map when a category is clicked. Hovering reveals country names and values via SVG title elements. The visualization uses d3.geoNaturalEarth1 projection, d3.geoPath for map rendering, and d3.zoom for panning and zooming. Data comes from the world-atlas TopoJSON and TSV files, with color mapping via d3.scaleOrdinal and d3.schemeSpectral.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/ea3531bc9aad4e78a0f0ede934e2e91d?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}