EJ Fox & Ian Johnson
streaming data, code, acid, design
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CMU COVIDcast API: Map maker
// colorScale = d3.scaleSequential(
// // d3.extent(shapesWithData, d => d.metric),
// signalMap[signal].extent,
// // [0, 3000],
// d3.interpolateReds
// )
// colorScale = d3.scaleQuantize(signalMap[signal].extent, d3.schemeReds[8])
colorScale = d3.scaleQuantize(extent, d3.schemeReds[8])
legend({
color: colorScale,
title: signalMap[signal].label,
width: width
})
extent = d3.extent(shapesWithData, d => d.metric)
data = fetchData(signalMap[signal], date, fips)
metrics = new Map(data.epidata.map(d => [d.geo_value, d.value]))
reduceMetrics = data.epidata.reduce((m, d) => {
m[d.geo_value] = d.value;
return m;
}, {})
usShapes = d3.json(
"https://cdn.jsdelivr.net/npm/us-atlas@3/counties-albers-10m.json"
)
stateShapes = topojson
.feature(usShapes, usShapes.objects.states)
.features.sort((a, b) => +a.id - +b.id)
sensors = [
{
key: 'doctor-visits-smoothed_adj_cli',
name: 'Doctor Visits',
id: 'doctor-visits',
tooltipText:
'Percentage of daily doctor visits that are due to COVID-like symptoms',
mapTitleText:
'Percentage of daily doctor visits that are due to COVID-like symptoms',
chartTitleText:
'Percentage of daily doctor visits that are due to COVID-like symptoms',
yAxis: 'Percentage',
format: 'percent',
signal: 'smoothed_adj_cli',
levels: ['county', 'msa', 'state'],
type: 'early',
extent: [0, 11]
},
{
key: 'hospital-admissions-smoothed_adj_covid19',
name: 'Hospital Admissions',
id: 'hospital-admissions',
tooltipText:
'Percentage of daily hospital admissions with COVID-19 associated diagnoses',
mapTitleText:
'Percentage of daily hospital admissions with COVID-19 associated diagnoses',
chartTitleText:
'Percentage of daily hospital admissions with COVID-19 associated diagnoses',
yAxis: 'Percentage',
format: 'percent',
signal: 'smoothed_adj_covid19',
levels: ['county', 'msa', 'state'],
type: 'late',
extent: [0, 22]
},
{
key: 'fb-survey-smoothed_cli',
name: 'Symptoms (FB)',
id: 'fb-survey',
tooltipText:
'Percentage of people with COVID-like symptoms, based on Facebook surveys',
mapTitleText:
'Percentage of people with COVID-like symptoms, based on Facebook surveys',
chartTitleText:
'Percentage of people with COVID-like symptoms, based on Facebook surveys',
yAxis: 'Percentage',
format: 'percent',
signal: 'smoothed_cli',
levels: ['county', 'msa', 'state'],
type: 'early',
extent: [0, 1.8]
},
{
key: 'fb-survey-smoothed_hh_cmnty_cli',
name: 'Symptoms in Community (FB)',
id: 'fb-survey',
tooltipText:
'Percentage of people who know someone in their local community with COVID-like symptoms, based on Facebook surveys',
mapTitleText:
'Percentage of people who know someone in their local community with COVID-like symptoms, based on Facebook surveys',
chartTitleText:
'Percentage of people who know someone in their local community with COVID-like symptoms, based on Facebook surveys',
yAxis: 'Percentage',
format: 'percent',
signal: 'smoothed_hh_cmnty_cli',
levels: ['county', 'msa', 'state'],
type: 'early',
extent: [0, 38.8]
},
{
key: 'safegraph-full_time_work_prop',
name: 'Away from Home 6hr+ (SG)',
id: 'safegraph',
tooltipText:
'Proportion of people spending 6 hours or more away from home, based on SafeGraph mobility data',
mapTitleText:
'Proportion of people spending 6 hours or more away from home, based on SafeGraph mobility data',
chartTitleText:
'Proportion of people spending 6 hours or more away from home, based on SafeGraph mobility data',
yAxis: 'Proportion',
format: 'raw',
signal: 'full_time_work_prop',
levels: ['county', 'state'],
type: 'public',
extent: [0, 0.14]
},
{
key: 'indicator-combination-nmf_day_doc_fbc_fbs_ght',
name: 'Combined',
id: 'indicator-combination',
tooltipText:
'Combination of COVID-19 indicators available at this geographic level',
mapTitleText: 'Combination of COVID-19 indicators',
chartTitleText: 'Combination of COVID-19 indicators',
yAxis: 'Combined value (arbitrary scale)',
format: 'raw',
signal: 'nmf_day_doc_fbc_fbs_ght',
levels: ['county', 'msa', 'state'],
type: 'early',
extent: [0.24, 2]
},
{
key: 'indicator-combination-confirmed_7dav_incidence_prop',
name: 'Cases per 100,000 People',
id: 'indicator-combination',
tooltipText:
'Daily new confirmed COVID-19 cases per 100,000 people (7-day average), based on data reported by USAFacts and Johns Hopkins University',
mapTitleText:
'Daily new confirmed COVID-19 cases per 100,000 people (7-day average)',
chartTitleText:
'Daily new confirmed COVID-19 cases per 100,000 people (7-day average)',
yAxis: 'Cases per 100,000 people',
format: 'raw',
signal: 'confirmed_7dav_incidence_prop',
levels: ['msa', 'county', 'state'],
type: 'late',
extent: [0, 50]
},
{
key: 'indicator-combination-deaths_7dav_incidence_prop',
name: 'Deaths per 100,000 People',
id: 'indicator-combination',
tooltipText:
'Daily new COVID-19 deaths per 100,000 people (7-day average), based on data reported by USAFacts and Johns Hopkins University',
mapTitleText:
'Daily new COVID-19 deaths per 100,000 people (7-day average)',
chartTitleText:
'Daily new COVID-19 deaths per 100,000 people (7-day average)',
yAxis: 'Deaths per 100,000 people',
format: 'raw',
signal: 'deaths_7dav_incidence_prop',
levels: ['msa', 'county', 'state'],
type: 'late',
extent: [0, 1.8]
}
]
moment = require('moment')
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.
