#' @export
getAsco_3_15 <- function(sqlContext) {
asco_df <- SparkR::read.parquet(sqlContext,system.file("extdata/asco_3_15.paquet",package = "efsa2016.00601"))
dummy <- SparkR::cache(asco_df)
asco_df
}
#' @export
sum_by_rain <- function(sqlContext) {
asco_df <- getAsco_3_15(sqlContext)
asco_df %>%
SparkR::groupBy(asco_df$ind_rain) %>%
SparkR::summarize(sum(asco_df$INFECTION_EVENTS)) %>%
SparkR::collect() %>%
tbl_df()
}
#' @export
sum_by_rain_gridno <- function(sqlContext) {
asco_df <- getAsco_3_15(sqlContext)
asco_df %>%
SparkR::groupBy(asco_df$GRID_NO,asco_df$ind_rain) %>%
SparkR::summarize(sum(asco_df$INFECTION_EVENTS)) %>%
SparkR::collect() %>%
tbl_df()
}
#' @export
sum_by_gridno_rain_month <- function(sqlContext) {
asco_df <- getAsco_3_15(sqlContext)
asco_df %>%
SparkR::groupBy(asco_df$GRID_NO,asco_df$ind_rain,asco_df$month) %>%
SparkR::summarize(sum(asco_df$INFECTION_EVENTS)) %>%
SparkR::collect() %>%
tbl_df()
}
#write.df(df, "./output/", "com.databricks.spark.csv", "overwrite")
#' @export
joinEfsaGridMagereyPts <- function(gridedValues,dataColumn) {
crs <- sp::CRS("+proj=longlat +ellps=WGS84")
mag2015table1 <- readMagTable1()
coords <- mag2015table1 %>% dplyr::select(Lon,Lat) %>% data.frame()
coordsData <- mag2015table1 %>% dplyr::select(Country,Location) %>% data.frame()
mag2015pts <- sp::SpatialPointsDataFrame(coords,coordsData,proj4string = crs)
crsGrid <- raster::crs(cgms25grid)
mag2015pts <- sp::spTransform(mag2015pts,crsGrid)
match <- sp::over(mag2015pts,cgms25grid)
mag2015pts.eu <-
dplyr::bind_cols(mag2015table1,match) %>%
dplyr::filter(!is.na(Grid_Code)) %>%
dplyr::left_join(gridedValues,by=c("Grid_Code"="GRID_NO")) %>%
dplyr::select_("Country","Location","Prevalence","Lat","Lon","ind_rain",dataColumn)
mag2015pts.eu
}
#' @export
plotMag2015byRain <- function(mag2015pts.eu) {
mag2015pts.eu$Location <- reorder(mag2015pts.eu$Location,mag2015pts.eu$infection_events)
mag2015pts.eu = mag2015pts.eu[with(mag2015pts.eu, order(ind_rain)), ] %>%
dplyr::mutate(`rain indicator`=ifelse(ind_rain==0,
"infections on days without rain",
"infections on days with rain"))
ggplot2::ggplot(mag2015pts.eu,ggplot2::aes(x=Location,y=infection_events,fill=`rain indicator`)) +
ggplot2::geom_bar(stat="identity") +
ggplot2::coord_flip() +
ggplot2::theme(legend.position="bottom")
}
gridDataToSpdf <- function(data,col) {
dataSpdf <- tmap::append_data(cgms25grid,data,key.data = "GRID_NO",key.shp = "Grid_Code")
dataSpdf <- dataSpdf[!is.na(dataSpdf[[col]]),]
dataSpdf
}
#' @export
plotInfections <- function(data,ind_rain_) {
#withRain <- sum_by_rain_gridno %>% dplyr::filter(ind_rain==1)
filtered <- data %>%
dplyr::filter(ind_rain==ind_rain_) %>%
dplyr::rename(`infection events`=`sum(INFECTION_EVENTS)`)
filteredSpdf <- gridDataToSpdf(filtered,"infection events")
tmap::tm_shape(filteredSpdf) +
tmap::tm_fill(col="infection events",
breaks=seq(0,5000,500),
contrast=c(0.3,1),
legend.hist = T,
) +
tmap::tm_borders() +
tmap::tm_format_Europe()
}
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