{"version":"1.0","type":"rich","title":"Mobility Rate Bubble Chart","description":"This bubble chart visualizes the mobility rate of California universities against median parent household income, with circle size representing average students per cohort and color indicating income trend changes. The visualization uses D3.js v5 with d3-scaleDiverging for color mapping, d3-scaleSqrt for circle sizing, and d3-legend for color and size legends. Data is filtered from Opportunity Insights Mobility Report Cards, with average reference lines and labeled circles for notable institutions.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/27e5216b7f3e405fa971d4a2e914c10e?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}