Bubble chart

A series of bubbles on a map is called a cartogram or sometimes

A bubble chart is a type of chart that displays three dimensions of data. Each entity with its triplet (v₁, v₂, v₃) of associated data is plotted as a disk that expresses two of the v_i values through the disk's xy location and the third through its size. Bubble charts can facilitate the understanding of social, economical, medical, and other scientific relationships.

单词	Bubble chart
释义	Bubble chart 英语百科 Bubble chart A bubble chart is a type of chart that displays three dimensions of data. Each entity with its triplet (v₁, v₂, v₃) of associated data is plotted as a disk that expresses two of the v_i values through the disk's xy location and the third through its size. Bubble charts can facilitate the understanding of social, economical, medical, and other scientific relationships.
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