changes

secondDbSteps.r

@@ -4,19 +4,8 @@ library(dplyr)
 library(lubridate)
 library(R.utils)
 
-con <- dbConnect(RPostgres::Postgres(), 
-                 dbname='mainscnt', 
-                 host='db.mainscnt.eu', 
-                 user='wn')
-
-
-START <- "2021-08-03 00:00:00"
-INTERVAL <- 3600
-
-for (offset in 0:23) {
-  startDate <- ymd_hms(START) + INTERVAL * offset
-  endDate <- startDate + INTERVAL
 
+get_freq_df <- function(con, startDate, endDate) {
   startStr <- strftime(startDate, "%Y-%m-%d %H:%M:%S", tz="UTC")
   endStr <- strftime(endDate, "%Y-%m-%d %H:%M:%S", tz="UTC")
   
@@ -30,8 +19,6 @@ for (offset in 0:23) {
                 values_from = freq, 
                 values_fn = mean)
   
-  freq_wide$Linz_AT <- freq_wide$Linz_AT + 0.002
-  
   THRESHOLD <- 0.5
   
   for (colIdx in 2:length(freq_wide)) {
@@ -44,15 +31,38 @@ for (offset in 0:23) {
       last <- current
     }
   }
+
+  return (freq_wide)  
+}
+
+con <- dbConnect(RPostgres::Postgres(), 
+                 dbname='mainscnt', 
+                 host='172.16.10.27', 
+                 user='wn')
+
+
+START <- "2021-08-03 00:00:00"
+INTERVAL <- 3600
+
+for (offset in 0:0) {
+  startDate <- ymd_hms(START) + INTERVAL * offset
+  endDate <- startDate + INTERVAL
+
+  freq_wide <- get_freq_df(con, startDate, endDate)
   
-  
-  freq_wide <- freq_wide %>% 
-    rowwise() %>% 
-    mutate(mad = mad(c_across(names(freq_wide)[-1]), 
-                     na.rm=TRUE))
-  
-  # print(summary(freq_wide))
-  printf("start: %s, end: %s, mad/cnt: %f\n", startStr, endStr, sum(freq_wide$mad) / length(freq_wide$mad))
+  for (colIdx in 2:length(freq_wide)) {
+    colName.mean <- paste("mean.w.o.", names(freq_wide)[colIdx], sep="")
+    colName.diff <- paste(names(freq_wide)[colIdx], ".to.mean", sep="")
+    freq_wide <- freq_wide %>%
+      rowwise() %>%
+      mutate(!!colName.mean := mean(c_across(names(freq_wide)[c(-1, - colIdx)]), na.rm=TRUE)) %>%
+      mutate(!!colName.diff := abs())
+    
+  }
+
+    # print(summary(freq_wide))
 }
   
 dbDisconnect(con)
+
+