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|
R version 3.6.2 (2019-12-12) -- "Dark and Stormy Night"
Copyright (C) 2019 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.
R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.
Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.
> # Sys.setenv(TZ="Europe/Berlin")
> Sys.setenv(TZ="UTC")
>
> library(sp)
> library(spacetime)
> data(air)
> rural = STFDF(stations, dates, data.frame(PM10 = as.vector(air)))
>
> rr <- rural[,"2005-06"]
>
> # conversion
> rrSTFDF <- as(rr, "STFDF")
> rrSTF <- as(rr, "STF")
>
> rrSTSDF <- as(rr, "STSDF")
> rrSTS <- as(rr, "STS")
>
> rrSTIDF <- as(rr, "STIDF")
> rrSTI <- as(rr, "STI")
>
> # selection types
> # STF..
> rrSTFDF[1:2,3:4] # returns 4 values
An object of class "STFDF"
Slot "data":
PM10
1 20.696
2 21.042
3 17.542
4 14.625
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-04 UTC" "2005-06-05 UTC"
> rrSTFDF[1:2,4:3] # returns 4 values
An object of class "STFDF"
Slot "data":
PM10
1 20.696
2 21.042
3 17.542
4 14.625
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-04 UTC" "2005-06-05 UTC"
> rrSTFDF[cbind(2:1, 3:4)] # coerces matrix to vector, returns all time instances
An object of class "STSDF"
Slot "data":
PM10
142 21.042
211 17.542
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.685030 53.52418
DESH001 9.585911 53.67057
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-04 UTC" "2005-06-05 UTC"
>
> rrSTF[2:1,] # returns 2 spatial and 2 temporal instances -> 4 instances
An object of class "STF"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.685030 53.52418
DESH001 9.585911 53.67057
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-02 2710
2005-06-03 2711
2005-06-04 2712
2005-06-05 2713
2005-06-06 2714
2005-06-07 2715
2005-06-08 2716
2005-06-09 2717
2005-06-10 2718
2005-06-11 2719
2005-06-12 2720
2005-06-13 2721
2005-06-14 2722
2005-06-15 2723
2005-06-16 2724
2005-06-17 2725
2005-06-18 2726
2005-06-19 2727
2005-06-20 2728
2005-06-21 2729
2005-06-22 2730
2005-06-23 2731
2005-06-24 2732
2005-06-25 2733
2005-06-26 2734
2005-06-27 2735
2005-06-28 2736
2005-06-29 2737
2005-06-30 2738
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-03 UTC" "2005-06-04 UTC" "2005-06-05 UTC"
[5] "2005-06-06 UTC" "2005-06-07 UTC" "2005-06-08 UTC" "2005-06-09 UTC"
[9] "2005-06-10 UTC" "2005-06-11 UTC" "2005-06-12 UTC" "2005-06-13 UTC"
[13] "2005-06-14 UTC" "2005-06-15 UTC" "2005-06-16 UTC" "2005-06-17 UTC"
[17] "2005-06-18 UTC" "2005-06-19 UTC" "2005-06-20 UTC" "2005-06-21 UTC"
[21] "2005-06-22 UTC" "2005-06-23 UTC" "2005-06-24 UTC" "2005-06-25 UTC"
[25] "2005-06-26 UTC" "2005-06-27 UTC" "2005-06-28 UTC" "2005-06-29 UTC"
[29] "2005-06-30 UTC" "2005-07-01 UTC"
> rrSTF[cbind(4:1,1:4)] # returns 4 spatial and all temporal instances
An object of class "STS"
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 2
[3,] 3 3
[4,] 4 4
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DEBE056 13.647013 52.44775
DEUB038 9.791584 54.07312
DENI063 9.685030 53.52418
DESH001 9.585911 53.67057
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-02 2710
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-03 UTC" "2005-06-04 UTC" "2005-06-05 UTC"
>
> # STS..
> rrSTSDF[1:2,3:4] # returns 4 values
An object of class "STSDF"
Slot "data":
PM10
141 20.696
142 21.042
211 17.542
212 14.625
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 1
[3,] 1 2
[4,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-04 UTC" "2005-06-05 UTC"
> rrSTSDF[cbind(1:2,3:4)] # returns 2 values for c(1,3) and c(2,4)
An object of class "STSDF"
Slot "data":
PM10
141 20.696
212 14.625
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-04 UTC" "2005-06-05 UTC"
> rrSTSDF[cbind(2:1,3:4)] # returns 2 values for c(1,3) and c(2,4)
An object of class "STSDF"
Slot "data":
PM10
142 21.042
211 17.542
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.685030 53.52418
DESH001 9.585911 53.67057
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-04 UTC" "2005-06-05 UTC"
>
> rrSTS[1:2,3:4] # returns 2 spatial and 2 temporal instances and an index with 4 instances
An object of class "STS"
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 1
[3,] 1 2
[4,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-04 UTC" "2005-06-05 UTC"
> rrSTS[cbind(1:2,3:4)] # returns 2 spatial and 2 temporal instances, but index with only 2 instances
An object of class "STS"
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-03 2711
2005-06-04 2712
Slot "endTime":
[1] "2005-06-04 UTC" "2005-06-05 UTC"
>
> # STI..
> rrSTIDF[1:2,1:2] # returns two first entries
An object of class "STIDF"
Slot "data":
PM10
1 16.042
2 15.792
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC"
> rrSTIDF[1:2,] # returns two first entries
An object of class "STIDF"
Slot "data":
PM10
1 16.042
2 15.792
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC"
> rrSTIDF[,1:2] # returns two first entries
An object of class "STIDF"
Slot "data":
PM10
1 16.042
2 15.792
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC"
> rrSTIDF[cbind(1:2,1:2)] # returns two first entries
An object of class "STIDF"
Slot "data":
PM10
1 16.042
2 15.792
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC"
>
> rrSTI[1:2,1:2] # returns two first instances
An object of class "STI"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC"
> rrSTI[1:2,] # returns two first instances
An object of class "STI"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC"
> rrSTI[,1:2] # returns two first instances
An object of class "STI"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC"
> rrSTI[cbind(1:2,1:2)] # returns two first instances
An object of class "STI"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC"
>
> # ordered selection
> ###################
> # is respected for STF..
> rrSTFDF[1:2,1:2]@data
PM10
1 16.042
2 15.792
3 22.500
4 19.333
> rrSTFDF[1:2,2:1]@data
PM10
1 16.042
2 15.792
3 22.500
4 19.333
> rrSTFDF[2:1,1:2]@data
PM10
1 15.792
2 16.042
3 19.333
4 22.500
>
> # and STS
> rrSTSDF[1:2,1:2]@data
PM10
1 16.042
2 15.792
71 22.500
72 19.333
> rrSTSDF[1:2,2:1]@data
PM10
1 16.042
2 15.792
71 22.500
72 19.333
> rrSTSDF[2:1,1:2]@data
PM10
2 15.792
1 16.042
72 19.333
71 22.500
>
> # and for STI in one time slice
> rrSTIDF[1:2,1:2]@data
PM10
1 16.042
2 15.792
> # rrSTIDF[2:1,2:1]@data
>
> #
> rrSTIDF[c(1,2),c(1,2)]@data
PM10
1 16.042
2 15.792
> # rrSTIDF[c(2,1),c(1,2)]@data
> rrSTIDF[c(1,200),c(1,200)]@data
PM10
1 16.042
305 6.458
> # rrSTIDF[c(200,1),c(1,200)]@data
>
> # STx
> rrSTF[1:2,1:2]@sp
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
> rrSTF[2:1,1:2]@sp
SpatialPoints:
coords.x1 coords.x2
DENI063 9.685030 53.52418
DESH001 9.585911 53.67057
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
>
> rrSTS[1:2,1:2]
An object of class "STS"
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 1
[3,] 1 2
[4,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-02 2710
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-03 UTC"
> rrSTS[2:1,1:2]
An object of class "STS"
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 1
[3,] 1 2
[4,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.685030 53.52418
DESH001 9.585911 53.67057
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-02 2710
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-03 UTC"
> rrSTS[2:1,2:1]
An object of class "STS"
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 2 1
[3,] 1 2
[4,] 2 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.685030 53.52418
DESH001 9.585911 53.67057
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-02 2710
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-03 UTC"
>
> rrSTS[1:2,1:2]@sp
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
> rrSTS[2:1,2:1]@sp
SpatialPoints:
coords.x1 coords.x2
DENI063 9.685030 53.52418
DESH001 9.585911 53.67057
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
>
> # multiple selection
> ####################
> # returns multiple results for STF..
> rrSTF[rep(2,3), 1:2]
An object of class "STF"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.68503 53.52418
DENI063 9.68503 53.52418
DENI063 9.68503 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-02 2710
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-03 UTC"
> rrSTFDF[rep(2,3), 1:2]
An object of class "STFDF"
Slot "data":
PM10
1 15.792
2 15.792
3 15.792
4 19.333
5 19.333
6 19.333
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.68503 53.52418
DENI063 9.68503 53.52418
DENI063 9.68503 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-02 2710
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-03 UTC"
> rrSTF[rep(2,3), rep(2,2)]
An object of class "STF"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.68503 53.52418
DENI063 9.68503 53.52418
DENI063 9.68503 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-02 2710
2005-06-02 2710
Slot "endTime":
[1] "2005-06-03 UTC" "2005-06-03 UTC"
> rrSTFDF[rep(2,3), rep(2,2)]
An object of class "STFDF"
Slot "data":
PM10
1 19.333
2 19.333
3 19.333
4 19.333
5 19.333
6 19.333
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.68503 53.52418
DENI063 9.68503 53.52418
DENI063 9.68503 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-02 2710
2005-06-02 2710
Slot "endTime":
[1] "2005-06-03 UTC" "2005-06-03 UTC"
>
> # returns multiple results for STS..
> rrSTS[rep(2,3),1:2]
An object of class "STS"
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 1 1
[3,] 1 1
[4,] 1 2
[5,] 1 2
[6,] 1 2
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.68503 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-02 2710
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-03 UTC"
> rrSTSDF[rep(2,3),1:2]@data
PM10
2 15.792
2.1 15.792
2.2 15.792
72 19.333
72.1 19.333
72.2 19.333
> rrSTS[rep(2,3), rep(2,2)]
An object of class "STS"
Slot "index":
[,1] [,2]
[1,] 1 1
[2,] 1 1
[3,] 1 1
[4,] 1 1
[5,] 1 1
[6,] 1 1
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DENI063 9.68503 53.52418
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-02 2710
Slot "endTime":
[1] "2005-06-03 UTC"
> rrSTSDF[rep(2,3), rep(2,2)]@data
PM10
72 19.333
72.1 19.333
72.2 19.333
72.3 19.333
72.4 19.333
72.5 19.333
>
> # returns unique results for STI..
> rrSTI[rep(3,3),rep(3,3)]
An object of class "STI"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DEUB038 9.791584 54.07312
DEUB038 9.791584 54.07312
DEUB038 9.791584 54.07312
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC" "2005-06-02 UTC"
> rrSTI[cbind(5:1,1:5),]
An object of class "STI"
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DEUB038 9.791584 54.07312
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC"
>
> rrSTIDF[rep(3,3),rep(3,3)]
An object of class "STIDF"
Slot "data":
PM10
3 17.292
3.1 17.292
3.2 17.292
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DEUB038 9.791584 54.07312
DEUB038 9.791584 54.07312
DEUB038 9.791584 54.07312
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC" "2005-06-02 UTC"
> rrSTIDF[cbind(5:1,1:5),]
An object of class "STIDF"
Slot "data":
PM10
3 17.292
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DEUB038 9.791584 54.07312
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC"
> rrSTIDF[cbind(1:5,1:5),]
An object of class "STIDF"
Slot "data":
PM10
1 16.042
2 15.792
3 17.292
4 15.750
6 12.375
Slot "sp":
SpatialPoints:
coords.x1 coords.x2
DESH001 9.585911 53.67057
DENI063 9.685030 53.52418
DEUB038 9.791584 54.07312
DEBE056 13.647013 52.44775
DEBE032 13.225856 52.47309
Coordinate Reference System (CRS) arguments: +proj=longlat +datum=WGS84
Slot "time":
timeIndex
2005-06-01 2709
2005-06-01 2709
2005-06-01 2709
2005-06-01 2709
2005-06-01 2709
Slot "endTime":
[1] "2005-06-02 UTC" "2005-06-02 UTC" "2005-06-02 UTC" "2005-06-02 UTC"
[5] "2005-06-02 UTC"
>
> proc.time()
user system elapsed
0.657 0.020 0.668
|
