Nothing
## -----------------------------------------------------------------------------
library(mudata2)
data("ns_climate")
ns_climate
## ---- eval = FALSE------------------------------------------------------------
# # write to directory
# write_mudata(ns_climate, "ns_climate.mudata")
# # write to ZIP
# write_mudata(ns_climate, "ns_climate.mudata.zip")
# # write to JSON
# write_mudata(ns_climate, "ns_climate.mudata.json")
## ---- eval = FALSE------------------------------------------------------------
# # read from directory
# read_mudata("ns_climate.mudata")
# # read from ZIP
# read_mudata("ns_climate.mudata.zip")
# # read from JSON
# read_mudata("ns_climate.mudata.json")
## -----------------------------------------------------------------------------
print(ns_climate)
## -----------------------------------------------------------------------------
summary(ns_climate)
## -----------------------------------------------------------------------------
# extract the parameters table
ns_climate %>% tbl_params()
# exract the locations table
ns_climate %>% tbl_locations()
## -----------------------------------------------------------------------------
# find out which parameters are available
ns_climate %>% distinct_params()
# subset by parameter
ns_climate %>% select_params(mean_temp, total_precip)
## -----------------------------------------------------------------------------
ns_climate %>% select_params(contains("temp"))
## -----------------------------------------------------------------------------
ns_climate %>% select_locations(Kentville = starts_with("KENT"))
## -----------------------------------------------------------------------------
# only use locations whose last data point was after 2000
ns_climate %>%
filter_locations(last_year > 2000)
# use only params measured in mm
ns_climate %>%
filter_params(unit == "mm")
## -----------------------------------------------------------------------------
library(lubridate)
# extract only June temperature from the data table
ns_climate %>%
filter_data(month(date) == 6)
## -----------------------------------------------------------------------------
ns_climate %>% tbl_data()
## -----------------------------------------------------------------------------
ns_climate %>% tbl_data_wide()
## -----------------------------------------------------------------------------
ns_climate %>%
select_params(mean_temp) %>%
filter_data(year(date) == 1960) %>%
tbl_data_wide(key = location)
## -----------------------------------------------------------------------------
temp_1960 <- ns_climate %>%
# pick parameters
select_params(contains("temp")) %>%
# pick locations
select_locations(
`Sable Island` = starts_with("SABLE"),
`Kentville` = starts_with("KENT"),
`Badeck` = starts_with("BADD")
) %>%
# filter data table
filter_data(year(date) == 1960) %>%
# extract data in wide format
tbl_data_wide()
temp_1960
## ---- warning = FALSE, fig.width = 7, fig.height = 5--------------------------
library(ggplot2)
ggplot(
temp_1960,
aes(
x = date,
y = mean_temp,
ymin = extr_min_temp,
ymax = extr_max_temp,
col = location,
fill = location
)
) +
geom_ribbon(alpha = 0.2, col = NA) +
geom_line()
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