@sid100158 wrote:
I am currently trying to plot a heatmap in R using latitude and longitude given in the data set and time as a third attribute .But in my data , date is in form of character .I want to know how I can convert the date in the form by which R can undertand it.
mvt = read.csv("mvt.csv", stringsAsFactors=FALSE) str(mvt) 'data.frame': 191641 obs. of 3 variables: $ Date : chr "12/31/12 23:15" "12/31/12 22:00" "12/31/12 22:00" "12/31/12 22:00" ... $ Latitude : num 41.8 41.9 42 41.8 41.8 ... $ Longitude: num -87.6 -87.7 -87.8 -87.7 -87.6 ...As we can see that Date attribute is in character form .I want to convert it in the form by which R can understand.
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