Last updated on 2020-08-07 01:50:29 CEST.
| Package | ERROR | OK |
|---|---|---|
| tweet2r | 1 | 11 |
Current CRAN status: ERROR: 1, OK: 11
Version: 1.1
Check: examples
Result: ERROR
Running examples in ‘tweet2r-Ex.R’ failed
The error most likely occurred in:
> ### Name: tspan
> ### Title: Exploratory point pattern analysis.
> ### Aliases: tspan
> ### Keywords: point pattern
>
> ### ** Examples
>
> library(sp)
> library(spatstat)
Loading required package: spatstat.data
Loading required package: nlme
Loading required package: rpart
spatstat 1.64-1 (nickname: ‘Help you I can, yes!’)
For an introduction to spatstat, type ‘beginner’
Note: spatstat version 1.64-1 is out of date by more than 12 weeks; a newer version should be available.
>
> #loada a SpatialPointsDataFrame
> data("meuse.grid_ll")
>
>
> # run function without contour
> tspan(meuse.grid_ll,bw=0.0005)
working window is the input geotweets bounding box.
$tweetsppp
Planar point pattern: 3103 points
window: rectangle = [5.721109, 5.76517] x [50.95577, 50.99272] units
$hp
Stationary Poisson process
Intensity: 1906125
Estimate S.E. CI95.lo CI95.hi Ztest Zval
log(lambda) 14.46058 0.01795185 14.4254 14.49577 *** 805.5207
$ihp
Nonstationary Poisson process
Log intensity: ~x + y
Fitted trend coefficients:
(Intercept) x y
1375.906599 -1.465591 -26.544168
Estimate S.E. CI95.lo CI95.hi Ztest Zval
(Intercept) 1375.906599 88.225280 1202.988227 1548.824970 *** 15.595378
x -1.465591 1.411571 -4.232218 1.301037 -1.038269
y -26.544168 1.723565 -29.922292 -23.166043 *** -15.400738
$int
real-valued pixel image
128 x 128 pixel array (ny, nx)
enclosing rectangle: [5.7211, 5.7652] x [50.956, 50.993] units
>
> #providing a contour as SpatialPointDataFrame
> data("meuse.area")
>
> #build the acontour layer
> cont<-SpatialPoints(meuse.area, proj4string = CRS("+init=epsg:28992"))
> #transform to meuse.grid_ll reference system
> cont<-spTransform(cont, CRS("+init=epsg:4326"))
Warning in wkt(obj) : CRS object has no comment
Warning in wkt(CRS(tg)) : CRS object has no comment
Error in project(t(bbox(obj))[, 1:2], tg, inv = TRUE, use_aoi = FALSE) :
is.character(proj) is not TRUE
Calls: spTransform -> spTransform -> get_aoi -> project -> stopifnot
Execution halted
Flavor: r-patched-solaris-x86