{"version":"1.0","type":"rich","title":"Assignment 9 Proportional Symbols Map","description":"This proportional symbols map displays housing costs for U.S. states using circles overlaid on a geographic map. The visualization uses D3 v6 with d3.geoPath and d3.geoAlbers for map projection, along with d3.legendSize for the size legend. Data is loaded from a CSV file hosted on GitHub, with circle colors distinguishing top-ten ranked states (blue) from others (green). Interactive tooltips appear on mouseover to show the precise housing cost for each state.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/602b62e662eb4471ad789be703e200d2?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}