For those of you who know India, anything surprising/interesting here?
Here's the associated R code to make this figure:
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library(ggplot2) | |
library(sqldf) | |
# using the dataset 'raw' wich is a list of contractors by lat, long | |
df <- sqldf("SELECT COUNT(*) AS num, LocLat, LocLong | |
FROM raw GROUP BY LocLat, LocLong") | |
g <- qplot(LocLong,LocLat, colour=num, size=log(num), data = df) | |
png("india.png") | |
print(g) | |
dev.off() |
Can't tell if it's the visualization or the data, but the map makes the network seem quite evenly distributed across India. What does the visualization algorithm do when two cities are very close such that their circles overlap significantly?
ReplyDeleteRight now, it just over-plots them (i.e. the points will be on top of each other, though both will be centered at the right point). I think the network is very spread out (surprisingly so, IMHO).
ReplyDeletereally surprising findings !
ReplyDeleteI always thought only south India and other Metro cities in India has freelance developers.
nice work John Horton ! please publish a 1080px HD size map if possible. :)
ReplyDelete