{"version":"1.0","type":"rich","title":"Mobility Rate Bubble Chart","description":"This bubble chart shows the mobility rate of universities in California against their median parent household income. Bubbles are sized by average cohort size and colored by change in parent income trends, with selected universities labeled. The visualization uses D3.js v5 with a scaleSqrt for bubble radius, scaleDiverging for color, and d3-legend for legends. Data comes from Opportunity Insights’ Mobility Report Cards dataset, filtered to California universities.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/d635306688484756a05e8bb851ecc803?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}