{"version":"1.0","type":"rich","title":"Choropleth Map with interacti filtering  D3.js","description":"This choropleth map visualizes global income groups, with countries colored according to a categorical scale. Users can click legend items to filter the map, dimming countries that do not match the selected category. The visualization is built with D3.js v5, using `geoNaturalEarth1` and `geoPath` for map projections and SVG paths for rendering. Data is loaded from the World Atlas TopoJSON and TSV datasets, with the color legend implemented as an interactive SVG component.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/3e9d3f82ec3e4f4983d48f2237011dc3?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}