Five years of traffic fatalities
Posted by Armando Brito Mendes | Filed under estatística, visualização
Exemplo de mapa tipo "tapete" para dados cronológicos e geográficos
. John Nelson extended on that, pulling five years of data and subsetting by some factors: alcohol, weather, and if a pedestrian was involved. And he aggregated by time of day and day of week instead of calendar dates.
For example, the above is the breakdown of accidents that involved alcohol. As you might expect, there’s a higher count of traffic fatalities during the weekend and late night hours since people don’t have to work the next day. Or you can see when weather is a factor:
Tags: captura de conhecimento, data mining, Estat Descritiva, SIG
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