Public
Edited
May 12
countries = data['countries.json']()
countries
Type Table, then Shift-Enter. Ctrl-space for more options.
viewof bar_chart = vl
.markBar({ color: '#003366' })
.title('Expectativa de Vida Média por País')
.data(countries)
.transform(
vl.aggregate([
{ op: 'mean', field: 'life_expect', as: 'avg_life_expect' }
])
.groupby(['country'])
)
.encode(
vl.x()
.fieldN('country')
.sort({ field: 'avg_life_expect', order: 'descending' })
.title('País')
.axis({ labelAngle: -45 }),
vl.y()
.fieldQ('avg_life_expect')
.title('Expectativa de Vida Média'),
vl.tooltip(['country', 'avg_life_expect'])
)
.width(800)
.height(400)
.autosize({ type: 'fit', contains: 'padding' })
.render()
exercicio2 = {
return vl.markPoint({ shape: 'circle', opacity: 0.7, color: 'steelblue' })
.data(countries)
.transform(
vl.filter('datum.year == 1980 || datum.year == 1990 || datum.year == 2000')
)
.encode(
vl.x().fieldQ('fertility').title('Taxa de Fertilidade (Filhos por Mulher)'),
vl.y().fieldQ('life_expect').title('Expectativa de Vida (anos)'),
vl.column().fieldO('year').title('Ano de Referência'),
vl.tooltip(['country', 'fertility', 'life_expect', 'year'])
)
.width(300)
.height(300)
.title('Relação entre Taxa de Fertilidade e Expectativa de Vida por Ano')
.render();
}
Modifique esta célula com o link:
import {vl} from '@vega/vega-lite-api-v5'
data = require('vega-datasets')
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
