Function qplot Package ggplot2 Brief quick plot Usage qplot(x, y, colour, fill, shape, alpha, geom, method, span, adjust, binwidth, breaks, facet) Arguments Name x Description 自变量 Name y Description 因变量 Name colour Description 当数据以指定数据框环境输入时,colour的值为作为分类 ...
a = worldmap('World') %worldmap worldmap region or worldmap(region) sets up an empty map axes with projection and limits suitable to the part of the world specified in region . region can be a string or a cell array of strings. Permissible strings include names of continents, coun ...