Package: stars 0.6-6

Edzer Pebesma

stars: Spatiotemporal Arrays, Raster and Vector Data Cubes

Reading, manipulating, writing and plotting spatiotemporal arrays (raster and vector data cubes) in 'R', using 'GDAL' bindings provided by 'sf', and 'NetCDF' bindings by 'ncmeta' and 'RNetCDF'.

Authors:Edzer Pebesma [aut, cre], Michael Sumner [ctb], Etienne Racine [ctb], Adriano Fantini [ctb], David Blodgett [ctb], Krzysztof Dyba [ctb]

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stars.pdf |stars.html
stars/json (API)
NEWS

# Install stars in R:
install.packages('stars', repos = c('https://fastverse.r-universe.dev', 'https://cloud.r-project.org'))

Peer review:

Bug tracker:https://github.com/r-spatial/stars/issues

Datasets:
  • L7_ETMs - Landsat-7 bands for a selected region around Olinda, BR
  • bcsd_obs - Monthly Gridded Meteorological Observations
  • stars_sentinel2 - Sentinel-2 sample tile

On CRAN:

rastersatellite-imagesspatial

37 exports 544 stars 9.63 score 15 dependencies 217 dependents 37.9k downloads

Last updated 13 days agofrom:65c87263a53d3fe32def742c2531b559c53b5960

Exports:%in%as.tbl_cube.starsdetect.driverexpand_dimensionsgeom_starsmake_intervalsread_mdimread_ncdfread_starsst_applyst_as_starsst_cellsst_contourst_dim_to_attrst_dimensionsst_dimensions<-st_downsamplest_extractst_flipst_geotransformst_geotransform<-st_get_dimension_valuesst_mosaicst_raster_typest_rasterizest_redimensionst_resst_rgbst_rotatest_set_bboxst_set_dimensionsst_sfc2xyst_tilest_warpst_xy2sfcwrite_mdimwrite_stars

Dependencies:abindclassclassIntDBIe1071KernSmoothmagrittrMASSproxyRcpprlangs2sfunitswk

introduction

Rendered fromstars1.Rmdusingknitr::rmarkdownon Jun 03 2024.

Last update: 2024-02-23
Started: 2019-02-07

stars proxy objects

Rendered fromstars2.Rmdusingknitr::rmarkdownon Jun 03 2024.

Last update: 2022-11-05
Started: 2019-02-07

stars tidyverse methods

Rendered fromstars3.Rmdusingknitr::rmarkdownon Jun 03 2024.

Last update: 2022-11-05
Started: 2019-02-07

stars data model

Rendered fromstars4.Rmdusingknitr::rmarkdownon Jun 03 2024.

Last update: 2024-02-23
Started: 2019-02-07

vector-raster conversions, reprojection, warping

Rendered fromstars5.Rmdusingknitr::rmarkdownon Jun 03 2024.

Last update: 2023-08-16
Started: 2019-02-07

How raster functions map to stars functions

Rendered fromstars6.Rmdusingknitr::rmarkdownon Jun 03 2024.

Last update: 2023-08-16
Started: 2020-09-22

Statistical modelling with stars objects

Rendered fromstars7.Rmdusingknitr::rmarkdownon Jun 03 2024.

Last update: 2024-02-23
Started: 2020-12-31

NetCDF Proxy Workflows

Rendered fromstars8.Rmdusingknitr::rmarkdownon Jun 03 2024.

Last update: 2022-12-29
Started: 2022-03-08

Readme and manuals

Help Manual

Help pageTopics
evaluate whether cube values are in a given set%in%,stars-method
spatially or temporally aggregate stars objectaggregate aggregate.stars
Coerce stars object into a Raster raster or brickas coerce,stars,Raster-method coerce,stars,Terra-method coerce,stars_proxy,Raster-method coerce,stars_proxy,Terra-method
Monthly Gridded Meteorological Observationsbcsd_obs
combine multiple stars objects, or combine multiple attributes in a single stars object into a single arrayc.stars c.stars_proxy
plot contours of a stars objectcontour.stars
cut methods for stars objectscut.array cut.matrix cut.stars cut_stars
dplyr verbs for stars objectsas.tbl_cube.stars dplyr filter.stars filter.stars_proxy mutate.stars mutate.stars_proxy pull.stars pull.stars_proxy rename.stars rename.stars_proxy replace_na.stars replace_na.stars_proxy select.stars select.stars_proxy slice.stars slice.stars_proxy transmute.stars transmute.stars_proxy
expand the dimension values into a listexpand_dimensions expand_dimensions.dimensions
ggplot geom for stars objectsgeom_stars theme_stars
Landsat-7 bands for a selected region around Olinda, BRL7_ETMs
create an intervals objectmake_intervals
Read or write data using GDAL's multidimensional array APImdim read_mdim write_mdim
merge or split stars objectmerge merge.stars split split.stars
S3 Ops Group Generic Functions for stars objectsMath.stars Math.stars_proxy Ops.stars Ops.stars_proxy ops_stars
plot stars object, with subplots for each level of first non-spatial dimensionimage.stars plot plot.nc_proxy plot.stars plot.stars_proxy
Principle components of stars objectprcomp prcomp.stars prcomp.stars_proxy
Predict values, given a model object, for a stars or stars_proxy objectpredict.stars predict.stars_proxy
print stars or dimensions objectas.data.frame.dimensions print.dimensions print.stars print_stars
Read NetCDF into stars objectread_ncdf
read raster/array dataset from file or connectionread_stars
redimension array, or collapse attributes into a new dimensionredimension st_redimension st_redimension.stars st_redimension.stars_proxy
st_apply apply a function to one or more array dimensionsst_apply st_apply.stars
Convert stars object into an sf objectst_as_sf st_as_sf.stars st_as_sf.stars_proxy st_as_sfc.stars
convert objects into a stars objectst_as_stars st_as_stars.bbox st_as_stars.cubble_df st_as_stars.data.frame st_as_stars.default st_as_stars.list st_as_stars.ncdfgeom st_as_stars.OpenStreetMap st_as_stars.Raster st_as_stars.sf st_as_stars.SpatRaster st_as_stars.stars st_as_stars.stars_proxy st_as_stars.xts
return the cell index corresponding to the location of a set of pointsst_cells
Compute or plot contour lines or setsst_contour
retrieve coordinates for raster or vector cube cellsas.data.frame.stars as_tibble.stars st_coordinates st_coordinates.stars
crop a stars objectst_crop st_crop.stars st_crop.stars_proxy
create an array with dimension valuesst_dim_to_attr
get dimensions from stars objectst_dimensions st_dimensions.array st_dimensions.default st_dimensions.stars st_dimensions<- st_dimensions<-.list st_dimensions<-.stars st_dimensions<-.stars_proxy st_get_dimension_values st_set_dimensions
downsample stars or stars_proxy objectsst_downsample st_downsample.stars st_downsample.stars_proxy
Extract cell values at point locationsst_extract st_extract.stars
get or set the geotransform, or rotation matrixst_geotransform st_geotransform<- st_geotransform<-.stars
spatial intersect predicate for stars and sfc objectst_intersects.stars
Spatially join a stars and an `sf` objectst_join.stars
build mosaic (composite) of several spatially disjoint stars objectsst_mosaic st_mosaic.character st_mosaic.stars st_mosaic.stars_proxy
get the raster type (if any) of a stars objectst_raster_type
rasterize simple feature geometriesst_rasterize
obtain (spatial) resolution of a stars objectst_res
reduce dimension to rgb (alpha) hex valuesst_rgb
Transform rotated pole long/lat regular grid to unrotated curvilinear gridst_rotate st_rotate.sf st_rotate.sfc st_rotate.stars
set bounding box parameters of regular gridst_set_bbox
replace POINT simple feature geometry list with an x y rasterst_sfc2xy
Specify parameters to load raster in blocksst_tile
transform geometries in stars objects to a new coordinate reference system, without warpingst_transform st_transform.stars st_transform_proj.stars
Warp (resample) grids in stars objects to a new grid, possibly in an new coordinate reference systemst_warp
replace x y raster dimensions with simple feature geometry list (points, or polygons = rasterize)st_xy2sfc
Sentinel-2 sample tilestars_sentinel2
subset stars objectsstars_subset st_flip [.stars [<-.stars [<-.stars_proxy
write stars object to gdal dataset (typically: to file)detect.driver write_stars write_stars.stars write_stars.stars_proxy