### UCI Irvine
## Bike Sharing (Daily) Data https://archive.ics.uci.edu/ml/datasets/Bike+Sharing+Dataset
# Download the zip file
download.file("http://archive.ics.uci.edu/ml/machine-learning-databases/00275/Bike-Sharing-Dataset.zip",
"data-raw/Bike-Sharing-Dataset.zip")
# Unzip and load bike sharing data into R
# Note, data has a header in it!
bike_sharing_daily = read.csv(unz("data-raw/Bike-Sharing-Dataset.zip",
"day.csv"),
colClasses = c("character", # instant
"Date", # dteday
"factor", # season
"factor", # yr
"factor", # mnth
"factor", # holiday
"factor", # weekday
"factor", # workingday
"factor", # weathersit
"numeric", # temp
"numeric", # atemp
"numeric", # hum
"numeric", # windspeed
"integer", # casual
"integer", # registered
"integer" # cnt
)
)
# Improve factor labels
bike_sharing_daily = within(bike_sharing_daily, {
levels(season) = c("Winter", "Spring", "Summer", "Fall")
levels(yr) = c(2011, 2012)
mnth = ordered(mnth, 1:12) # Order temporally
levels(mnth) = c(month.abb)
levels(holiday) = c("No", "Yes")
levels(weekday) = c("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat")
levels(workingday) = c("No", "Yes")
levels(weathersit) = c("Clear, Few clouds, Partly cloudy, Partly cloudy",
"Mist + Cloudy, Mist + Broken clouds, Mist + Few clouds, Mist",
"Light Snow, Light Rain + Thunderstorm + Scattered clouds, Light Rain + Scattered clouds",
"Heavy Rain + Ice Pallets + Thunderstorm + Mist, Snow + Fog")
})
## Add in normalized variables
# bike_sharing_daily = within(bike_sharing_daily, {
# actual_temp_celsius = denormalize_temp(temp, -8, 39) # Not sure if accurate
# actual_atemp_celsius = denormalize_temp(atemp, -16, 50) # Not sure if accurate
# actual_hum = hum * 100
# actual_windspeed = windspeed * 67
# })
# Write the bike_sharing_daily dataset
devtools::use_data(bike_sharing_daily, overwrite = TRUE)
# Remove the zip + csv after read in.
file.remove("data-raw/Bike-Sharing-Dataset.zip")
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