{ "transform": [ { "filter": "datum.IMDB_Rating != null" }, { "joinaggregate": [ { "op": "mean", "as": "AverageRating", "field": "IMDB_Rating" } ] }, { "filter": "(datum.IMDB_Rating - datum.AverageRating) > 2.5" } ], "mark": "bar", "data": { "url": "https://vega.github.io/vega-lite/data/movies.json" }, "$schema": "https://vega.github.io/schema/vega-lite/v4.json", "encoding": { "x": { "field": "IMDB_Rating", "type": "quantitative", "axis": { "title": "IMDB Rating" } }, "y": { "field": "Title", "sort": { "encoding": "x", "order": "descending" }, "type": "nominal", "axis": { "title": "" } } } }