{"version":"1.0","type":"rich","title":"ILINet Flu Surveillance Data","description":"This visualization displays national ILI total cases per week for each year from 2015 to 2019, using multi-series line marks to compare seasonal flu patterns year-over-year. The chart aggregates ILITOTAL values by year, region, and week, with color and size encoding the year. It is built with vega-lite-api, vega-lite, and d3, pulling data from a CSV fetched via d3.csv. The data originates from CDC FluView Interactive, and the visualization is configured with custom axis and label styling.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/fdf81343da5d43878e86c250c01cb146?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}