{"version":"1.0","type":"rich","title":"ILINet Flu Surveillance Data","description":"This line chart visualizes national ILI total influenza cases per week from 2015 through 2019, using color to distinguish each yearly curve. The visualization is built with the vega-lite-api and renders SVGs through Vega and Vega-Lite, with data aggregated by year, region, and week using a transform. The dataset originates from CDC FluView Interactive and is loaded via d3.csv, while the chart encodes week on the x-axis and summed flu cases on the y-axis, with tooltips displaying the year.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/4019719b444042adb1abdf01568da4bb?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}