R-SIG-Geo April 2014

Geostatistical Space–Time Models

1 msg Apr 30

T

Toni Monleon Geostatistical Space–Time Models Apr 30, 2014

Specifying Albers projection for the contiguous US

1 msg Apr 30

S

St John Brown Specifying Albers projection for the contiguous US Apr 30, 2014

plotGooglemaps - Problem with the legend

3 msgs Apr 30

J

James Holland plotGooglemaps - Problem with the legend Apr 29, 2014

M

Milan Kilibarda plotGooglemaps - Problem with the legend Apr 30, 2014

J

James Holland plotGooglemaps - Problem with the legend Apr 30, 2014

Problem merging rasters after conversion and reprojection of .hdf file

3 msgs Apr 30

J

Justin Michell Problem merging rasters after conversion and reprojection of .hdf file Apr 29, 2014

A

Albin Blaschka Problem merging rasters after conversion and reprojection of .hdf file Apr 30, 2014

L

Loïc Dutrieux Problem merging rasters after conversion and reprojection of .hdf file Apr 30, 2014

Data analyses trough period of time

1 msg Apr 30

D

Domagoj Culinovic Data analyses trough period of time Apr 30, 2014

SPGWR Application to Holdout Sample

2 msgs Apr 30

P

Paul Bidanset SPGWR Application to Holdout Sample Apr 29, 2014

R

Roger Bivand SPGWR Application to Holdout Sample Apr 30, 2014

Dissolve polygons - unionSpatialPolygons - Error : isTRUE(gpclibPermitStatus()) is not TRUE

2 msgs Apr 30

X

Xochitl.Cormon at ifremer.fr Dissolve polygons - unionSpatialPolygons - Error : isTRUE(gpclibPermitStatus()) is not TRUE Apr 29, 2014

R

Roger Bivand Dissolve polygons - unionSpatialPolygons - Error : isTRUE(gpclibPermitStatus()) is not TRUE Apr 30, 2014

Access WMS (and alike) services from R?

6 msgs Apr 30

A

Agustin Lobo Access WMS (and alike) services from R? Apr 23, 2014

R

Roger Bivand Access WMS (and alike) services from R? Apr 23, 2014

A

Agustin Lobo Access WMS (and alike) services from R? Apr 23, 2014

J

Jonathan Greenberg Access WMS (and alike) services from R? Apr 29, 2014

A

Agustin Lobo Access WMS (and alike) services from R? Apr 30, 2014

J

Joona Lehtomäki Access WMS (and alike) services from R? Apr 30, 2014

assign values to raster according to row and columns from a dataframe

1 msg Apr 29

R

richard hewitt assign values to raster according to row and columns from a dataframe Apr 29, 2014

Regression Kriging cross validation

2 msgs Apr 29

M

Michele Fiori Regression Kriging cross validation Apr 29, 2014

R

rubenfcasal Regression Kriging cross validation Apr 29, 2014

Problem merging rasters after conversion and reprojection of .hdf file

1 msg Apr 29

J

Jonathan Greenberg Problem merging rasters after conversion and reprojection of .hdf file Apr 29, 2014

Tutorial for novice look

1 msg Apr 29

W

wanluhe Tutorial for novice look Apr 29, 2014

Importing only lines from big shape file

8 msgs Apr 29

B

Barry Rowlingson Importing only lines from big shape file Apr 24, 2014

J

Javier Garcia-Pintado Importing only lines from big shape file Apr 24, 2014

A

Agus Camacho Importing only lines from big shape file Apr 24, 2014

R

Roger Bivand Importing only lines from big shape file Apr 24, 2014

A

Agus Camacho Importing only lines from big shape file Apr 24, 2014

A

Agus Camacho Importing only lines from big shape file Apr 24, 2014

R

Roger Bivand Importing only lines from big shape file Apr 24, 2014

A

Agus Camacho Importing only lines from big shape file Apr 29, 2014

projection of ggmap:get_map() output

11 msgs Apr 29

B

Barry Rowlingson projection of ggmap:get_map() output Apr 24, 2014

J

Jon Olav Skoien projection of ggmap:get_map() output Apr 24, 2014

E

Edzer Pebesma projection of ggmap:get_map() output Apr 24, 2014

O

Oscar Perpiñan projection of ggmap:get_map() output Apr 25, 2014

A

Agustin Lobo projection of ggmap:get_map() output Apr 25, 2014

A

Agustin Lobo projection of ggmap:get_map() output Apr 25, 2014

O

Oscar Perpiñan projection of ggmap:get_map() output Apr 28, 2014

E

Edzer Pebesma projection of ggmap:get_map() output Apr 28, 2014

A

Agustin Lobo projection of ggmap:get_map() output Apr 29, 2014

A

Agustin Lobo projection of ggmap:get_map() output Apr 29, 2014

O

Oscar Perpiñan projection of ggmap:get_map() output Apr 29, 2014

Problem merging rasters after conversion and reprojection of .hdf file

3 msgs Apr 28

J

Justin Michell Problem merging rasters after conversion and reprojection of .hdf file Apr 28, 2014

J

Jonathan Greenberg Problem merging rasters after conversion and reprojection of .hdf file Apr 28, 2014

J

Jonathan Greenberg Problem merging rasters after conversion and reprojection of .hdf file Apr 28, 2014

problem with nb2listw( ) command

2 msgs Apr 27

I

irum Amir problem with nb2listw( ) command Apr 20, 2014

R

Roger Bivand problem with nb2listw( ) command Apr 27, 2014

kerneloverlaphr and BRB

1 msg Apr 25

A

Anna-Marie Corman kerneloverlaphr and BRB Apr 25, 2014

trouble with makegrid

2 msgs Apr 25

H

Hodgess, Erin trouble with makegrid Apr 24, 2014

P

Pascal Oettli trouble with makegrid Apr 25, 2014

Legend of map

1 msg Apr 25

K

Komine Legend of map Apr 25, 2014

Importing only lines from big shape file

2 msgs Apr 24

A

Agus Camacho Importing only lines from big shape file Apr 24, 2014

T

Tim Keitt Importing only lines from big shape file Apr 24, 2014

Legend inside bubble plot

1 msg Apr 24

A

Alessandro Samuel Rosa Legend inside bubble plot Apr 24, 2014

projection of ggmap:get_map() output

5 msgs Apr 24

B

Barry Rowlingson projection of ggmap:get_map() output Apr 23, 2014

A

Agustin Lobo projection of ggmap:get_map() output Apr 24, 2014

A

Agustin Lobo projection of ggmap:get_map() output Apr 24, 2014

E

Edzer Pebesma projection of ggmap:get_map() output Apr 24, 2014

A

Agustin Lobo projection of ggmap:get_map() output Apr 24, 2014

Find the two nearest locations for each raster cell in a raster layer.

1 msg Apr 23

A

Agus Camacho Find the two nearest locations for each raster cell in a raster layer. Apr 23, 2014

projection of ggmap:get_map() output

1 msg Apr 23

A

Agustin Lobo projection of ggmap:get_map() output Apr 23, 2014

writeRaster issue

6 msgs Apr 23

G

Guillermo E. Ponce-Campos writeRaster issue Apr 22, 2014

A

Andrew Vitale writeRaster issue Apr 22, 2014

G

Guillermo E. Ponce-Campos writeRaster issue Apr 22, 2014

A

Andrew Vitale writeRaster issue Apr 22, 2014

V

Verbesselt, Jan writeRaster issue Apr 23, 2014

L

Loïc Dutrieux writeRaster issue Apr 23, 2014

errors with stConstruct() and STFDF()

2 msgs Apr 23

C

Cyrus Mohammadian errors with stConstruct() and STFDF() Apr 22, 2014

B

Benedikt Gräler errors with stConstruct() and STFDF() Apr 23, 2014

Errors with stConstruct() and STFDF()

1 msg Apr 22

C

Cyrus Mohammadian Errors with stConstruct() and STFDF() Apr 22, 2014

Package "genalg". Function "rbga.bin"

1 msg Apr 22

M

M.E. Package "genalg". Function "rbga.bin" Apr 22, 2014

time units with plotKML

1 msg Apr 21

H

Hodgess, Erin time units with plotKML Apr 21, 2014

Counting overlapping polygons in a given area

3 msgs Apr 20

A

Andrew Bernj Counting overlapping polygons in a given area Apr 16, 2014

R

Roger Bivand Counting overlapping polygons in a given area Apr 17, 2014

A

Andrew Bernj Counting overlapping polygons in a given area Apr 20, 2014

BRB AdehabitatLT help

1 msg Apr 19

D

Dan Olsen BRB AdehabitatLT help Apr 19, 2014

raster plotting problem

1 msg Apr 19

B

Barry Rowlingson raster plotting problem Apr 19, 2014

R-sig-Geo Digest, Vol 128, Issue 17

2 msgs Apr 18

R

Ralf Schäfer R-sig-Geo Digest, Vol 128, Issue 17 Apr 17, 2014

M

Manuel Spínola R-sig-Geo Digest, Vol 128, Issue 17 Apr 18, 2014

raster plotting problem

1 msg Apr 18

Z

Ziyu Ma raster plotting problem Apr 18, 2014

areal data with point covariates

1 msg Apr 17

J

James Rooney areal data with point covariates Apr 17, 2014

[RGDAL] Error with writeGDAL to pcraster maps (in a loop)

3 msgs Apr 17

P

Philippe R Error with writeGDAL to pcraster maps (in a loop) Apr 15, 2014

Z

Zack Holden Error with writeGDAL to pcraster maps (in a loop) Apr 15, 2014

P

Philippe R Error with writeGDAL to pcraster maps (in a loop) Apr 17, 2014

Overlay Spatial Points Data Frame over Raster Layer

2 msgs Apr 17

B

Beatriz González Domínguez Overlay Spatial Points Data Frame over Raster Layer Apr 17, 2014

E

Edzer Pebesma Overlay Spatial Points Data Frame over Raster Layer Apr 17, 2014

gstat Statistical measures of goodness fit of variogram model

1 msg Apr 16

M

Moshood Agba Bakare gstat Statistical measures of goodness fit of variogram model Apr 16, 2014

import kml with readOGR

4 msgs Apr 16

G

Gabriele Cozzi import kml with readOGR Apr 16, 2014

R

Roger Bivand import kml with readOGR Apr 16, 2014

G

Gabriele Cozzi import kml with readOGR Apr 16, 2014

G

Gabriele Cozzi import kml with readOGR Apr 16, 2014

Multilevel spatial regression models, with spatial structure at the first level only

1 msg Apr 16

F

Ferdinand Bersse Multilevel spatial regression models, with spatial structure at the first level only Apr 16, 2014

rgdal for iOS mavericks build (R 3.1.0)

3 msgs Apr 16

M

Manuel Spínola rgdal for iOS mavericks build (R 3.1.0) Apr 16, 2014

R

Roger Bivand rgdal for iOS mavericks build (R 3.1.0) Apr 16, 2014

M

Manuel Spínola rgdal for iOS mavericks build (R 3.1.0) Apr 16, 2014

import iml with readOGR

1 msg Apr 16

F

Frede Aakmann Tøgersen import iml with readOGR Apr 16, 2014

import iml with readOGR

1 msg Apr 16

G

Gabriele Cozzi import iml with readOGR Apr 16, 2014

nearest neighbour between locations in two data sets

3 msgs Apr 16

G

Gabriele Cozzi nearest neighbour between locations in two data sets Apr 16, 2014

S

Sasha Cuerda nearest neighbour between locations in two data sets Apr 16, 2014

G

Gabriele Cozzi nearest neighbour between locations in two data sets Apr 16, 2014

spplot of SpatialGridDateFrame (sparsely populated with data) fails

1 msg Apr 16

E

Edzer Pebesma spplot of SpatialGridDateFrame (sparsely populated with data) fails Apr 16, 2014

Help to estimate Anisotropy Parameters

2 msgs Apr 16

M

Mario Montecinos Carvajal Help to estimate Anisotropy Parameters Apr 15, 2014

J

Jon Olav Skoien Help to estimate Anisotropy Parameters Apr 16, 2014

Help on Connecting R with Grass!

1 msg Apr 14

A

Ariel Fuentesdi Help on Connecting R with Grass! Apr 14, 2014

issue in using projectRaster in raster library

10 msgs Apr 14

P

Ping Yang issue in using projectRaster in raster library Apr 7, 2014

A

Alex Zvoleff issue in using projectRaster in raster library Apr 7, 2014

J

Jonathan Greenberg issue in using projectRaster in raster library Apr 7, 2014

P

Ping Yang issue in using projectRaster in raster library Apr 7, 2014

J

Jonathan Greenberg issue in using projectRaster in raster library Apr 7, 2014

P

Ping Yang issue in using projectRaster in raster library Apr 8, 2014

J

Jonathan Greenberg issue in using projectRaster in raster library Apr 8, 2014

P

Ping Yang issue in using projectRaster in raster library Apr 10, 2014

J

Jonathan Greenberg issue in using projectRaster in raster library Apr 10, 2014

P

Ping Yang issue in using projectRaster in raster library Apr 14, 2014

how to construct a variogram map

2 msgs Apr 14

A

Alessandra Carioli how to construct a variogram map Apr 11, 2014

E

Edzer Pebesma how to construct a variogram map Apr 14, 2014

decimals in NA value using raster::writeRaster with .ascii format

10 msgs Apr 14

Z

Zack Holden decimals in NA value using raster::writeRaster with .ascii format Apr 10, 2014

J

Jonathan Greenberg decimals in NA value using raster::writeRaster with .ascii format Apr 10, 2014

Z

Zack Holden decimals in NA value using raster::writeRaster with .ascii format Apr 10, 2014

J

Jonathan Greenberg decimals in NA value using raster::writeRaster with .ascii format Apr 10, 2014

R

Robert J. Hijmans decimals in NA value using raster::writeRaster with .ascii format Apr 10, 2014

J

Javier Garcia-Pintado decimals in NA value using raster::writeRaster with .ascii format Apr 11, 2014

J

Jonathan Greenberg decimals in NA value using raster::writeRaster with .ascii format Apr 11, 2014

Z

Zack Holden decimals in NA value using raster::writeRaster with .ascii format Apr 11, 2014

E

Edzer Pebesma decimals in NA value using raster::writeRaster with .ascii format Apr 14, 2014

Z

Zack Holden decimals in NA value using raster::writeRaster with .ascii format Apr 14, 2014

gstat: standard error of variogram model parameter estimate

1 msg Apr 14

M

Moshood Agba Bakare gstat: standard error of variogram model parameter estimate Apr 14, 2014

How to create a SpatialMultiPoints object

7 msgs Apr 14

S

Stefan Jelkovich How to create a SpatialMultiPoints object Apr 13, 2014

R

Roger Bivand How to create a SpatialMultiPoints object Apr 13, 2014

T

Tim Keitt How to create a SpatialMultiPoints object Apr 13, 2014

S

Stefan Jelkovich How to create a SpatialMultiPoints object Apr 14, 2014

S

Stefan Jelkovich How to create a SpatialMultiPoints object Apr 14, 2014

R

Roger Bivand How to create a SpatialMultiPoints object Apr 14, 2014

E

Edzer Pebesma How to create a SpatialMultiPoints object Apr 14, 2014

Subset a Raster* object read from a 4D NetCDF file

3 msgs Apr 14

P

Pascal Oettli Subset a Raster* object read from a 4D NetCDF file Apr 14, 2014

L

Loïc Dutrieux Subset a Raster* object read from a 4D NetCDF file Apr 14, 2014

P

Pascal Oettli Subset a Raster* object read from a 4D NetCDF file Apr 14, 2014

Problems in handling several animals in BRB calculation

2 msgs Apr 12

A

Anna-Marie Corman Problems in handling several animals in BRB calculation Apr 12, 2014

A

Anna-Marie Corman Problems in handling several animals in BRB calculation Apr 12, 2014

handling of 3D polylines or 3D polygons in R

2 msgs Apr 11

M

Manuel Campagnolo handling of 3D polylines or 3D polygons in R Apr 11, 2014

M

Michael Sumner handling of 3D polylines or 3D polygons in R Apr 11, 2014

adehabitatHR: kerneloverlap and kernelUD etc.

3 msgs Apr 11

E

Ellen Pero adehabitatHR: kerneloverlap and kernelUD etc. Apr 7, 2014

C

Calenge Clement adehabitatHR: kerneloverlap and kernelUD etc. Apr 7, 2014

M

Mathieu Basille adehabitatHR: kerneloverlap and kernelUD etc. Apr 11, 2014

INterpretation of AIC

4 msgs Apr 11

M

Milan Sharma INterpretation of AIC Apr 10, 2014

B

Bastien Ferland-Raymond INterpretation of AIC Apr 11, 2014

R

Roger Bivand INterpretation of AIC Apr 11, 2014

M

Milan Sharma INterpretation of AIC Apr 11, 2014

Combine two rasters combining attributes ( or at least values of each)?

2 msgs Apr 11

N

Nevil Amos Combine two rasters combining attributes ( or at least values of each)? Apr 10, 2014

J

Jonathan Greenberg Combine two rasters combining attributes ( or at least values of each)? Apr 11, 2014

Genetic algorithm and Spatial data

1 msg Apr 11

D

Domagoj Culinovic Genetic algorithm and Spatial data Apr 11, 2014

BRB command for several animals?

1 msg Apr 10

A

Anna-Marie Corman BRB command for several animals? Apr 10, 2014

UTM coordinates

1 msg Apr 10

A

Ariel Fuentesdi UTM coordinates Apr 10, 2014

UTM coordinates

1 msg Apr 10

A

Ariel Fuentesdi UTM coordinates Apr 10, 2014

where does that additional outer margin comes from when using sp::image or sp::spplot on SpatialPixelsDataFRame data?

1 msg Apr 10

F

Frede Aakmann Tøgersen where does that additional outer margin comes from when using sp::image or sp::spplot on SpatialPixelsDataFRame data? Apr 10, 2014

kernelbb: getverticeshr and kernel.area do not return same results

2 msgs Apr 10

A

Anna-Marie Corman kernelbb: getverticeshr and kernel.area do not return same results Apr 10, 2014

C

Calenge Clement kernelbb: getverticeshr and kernel.area do not return same results Apr 10, 2014

gstat: Parameter estimate Matern vs exponential variogram model

2 msgs Apr 10

M

Moshood Agba Bakare gstat: Parameter estimate Matern vs exponential variogram model Apr 9, 2014

E

Edzer Pebesma gstat: Parameter estimate Matern vs exponential variogram model Apr 10, 2014

Genetic Algorithm in R?

2 msgs Apr 9

D

Domagoj Culinovic Genetic Algorithm in R? Apr 9, 2014

A

Alí Santacruz Genetic Algorithm in R? Apr 9, 2014

NAvalue() from raster not working?

2 msgs Apr 9

A

Agustin Lobo NAvalue() from raster not working? Apr 9, 2014

P

Pascal Oettli NAvalue() from raster not working? Apr 9, 2014

flow or directional raster map

2 msgs Apr 9

E

Enzo Cocca flow or directional raster map Apr 9, 2014

O

Oscar Perpiñan flow or directional raster map Apr 9, 2014

Raster default datatype and Mac OSX problem

1 msg Apr 9

J

Javier G. Corripio Raster default datatype and Mac OSX problem Apr 9, 2014

Problem with over() from sp package

2 msgs Apr 9

K

Katharine Miller - NOAA Federal Problem with over() from sp package Apr 8, 2014

E

Edzer Pebesma Problem with over() from sp package Apr 9, 2014

how to assess which smooth estimates are more reliable?

1 msg Apr 8

I

irum Amir how to assess which smooth estimates are more reliable? Apr 8, 2014

gstat warning message from cross validate linear model

2 msgs Apr 7

M

Moshood Agba Bakare gstat warning message from cross validate linear model Apr 7, 2014

E

Edzer Pebesma gstat warning message from cross validate linear model Apr 7, 2014

Join Count "correlogram"?

1 msg Apr 7

A

amluiz Join Count "correlogram"? Apr 7, 2014

Error in function to negative buffer a SpatialPolygonsDataFrame - 'names' attribute must be the same length as the vector

4 msgs Apr 7

B

Brooks E.G.E. Error in function to negative buffer a SpatialPolygonsDataFrame - 'names' attribute must be the same length as the vector Apr 4, 2014

J

Jon Olav Skoien Error in function to negative buffer a SpatialPolygonsDataFrame - 'names' attribute must be the same length as the vector Apr 4, 2014

P

Philippi, Tom Error in function to negative buffer a SpatialPolygonsDataFrame - 'names' attribute must be the same length as the vector Apr 4, 2014

E

Emma Brooks Error in function to negative buffer a SpatialPolygonsDataFrame - 'names' attribute must be the same length as the vector Apr 7, 2014

Regression Kriging definition and packages

1 msg Apr 6

M

Maurizio Marchi Regression Kriging definition and packages Apr 6, 2014

Merging shapefiles to one

2 msgs Apr 6

Y

Yuster Ronoh Merging shapefiles to one Apr 5, 2014

K

kapo coulibaly Merging shapefiles to one Apr 6, 2014

Filtering shapefile to come up with only one county

6 msgs Apr 5

Y

Yuster Ronoh Filtering shapefile to come up with only one county Apr 4, 2014

K

kapo coulibaly Filtering shapefile to come up with only one county Apr 4, 2014

Y

Yuster Ronoh Filtering shapefile to come up with only one county Apr 4, 2014

R

Roger Bivand Filtering shapefile to come up with only one county Apr 5, 2014

Y

Yuster Ronoh Filtering shapefile to come up with only one county Apr 5, 2014

M

Michael Sumner Filtering shapefile to come up with only one county Apr 5, 2014

Incompatible geometry error with a .kml file using readOGR()

2 msgs Apr 5

R

remissssss Incompatible geometry error with a .kml file using readOGR() Apr 5, 2014

R

Roger Bivand Incompatible geometry error with a .kml file using readOGR() Apr 5, 2014

Changing the units of shape file areas

1 msg Apr 5

R

Roger Bivand Changing the units of shape file areas Apr 5, 2014

gstat: model fitting vs cross validation

1 msg Apr 4

M

Moshood Agba Bakare gstat: model fitting vs cross validation Apr 4, 2014

gstat: Warning message for cross validation linear model

1 msg Apr 4

M

Moshood Agba Bakare gstat: Warning message for cross validation linear model Apr 4, 2014

Kriging: which and when

1 msg Apr 4

M

Maurizio Marchi Kriging: which and when Apr 4, 2014

Recommended package to fit classes of nonseparable, spatio-temporal stationary covariance functions

2 msgs Apr 3

C

CRUR Recommended package to fit classes of nonseparable, spatio-temporal stationary covariance functions Apr 3, 2014

P

Pascal Oettli Recommended package to fit classes of nonseparable, spatio-temporal stationary covariance functions Apr 3, 2014

R-sig-Geo Digest, Vol 128, Issue 3

1 msg Apr 3

A

Alvaro Ullrich R-sig-Geo Digest, Vol 128, Issue 3 Apr 3, 2014

gstat model cross validation SSerr vs other diagnostic measures

2 msgs Apr 2

M

Moshood Agba Bakare gstat model cross validation SSerr vs other diagnostic measures Apr 2, 2014

E

Edzer Pebesma gstat model cross validation SSerr vs other diagnostic measures Apr 2, 2014

Subset of a 0-360 Raster* object astride the Greenwich Meridian

1 msg Apr 2

P

Pascal Oettli Subset of a 0-360 Raster* object astride the Greenwich Meridian Apr 2, 2014

problem with findInterval when mapping in a loop

2 msgs Apr 2

A

Alessandra Carioli problem with findInterval when mapping in a loop Apr 2, 2014

E

Edzer Pebesma problem with findInterval when mapping in a loop Apr 2, 2014

gstat: SSerr vs Cross validation statistics for variogram model

1 msg Apr 2

M

Moshood Agba Bakare gstat: SSerr vs Cross validation statistics for variogram model Apr 2, 2014

Strange R2 values from spatial durbin model

3 msgs Apr 2

D

Defriez, Emma Strange R2 values from spatial durbin model Apr 2, 2014

R

Roger Bivand Strange R2 values from spatial durbin model Apr 2, 2014

D

Defriez, Emma Strange R2 values from spatial durbin model Apr 2, 2014

Error message when dissolving polygons

1 msg Apr 1

R

Rolando Valdez Error message when dissolving polygons Apr 1, 2014

Need some help with rasterize...

1 msg Apr 1

J

Jonathan Greenberg Need some help with rasterize... Apr 1, 2014

gridding data prior to spatial analyses

2 msgs Apr 1

J

Jones, Daniel O.B. gridding data prior to spatial analyses Apr 1, 2014

J

Jonathan Greenberg gridding data prior to spatial analyses Apr 1, 2014

Singlepart to multipart

3 msgs Apr 1

J

Jonathan Greenberg Singlepart to multipart Apr 1, 2014

R

Robert J. Hijmans Singlepart to multipart Apr 1, 2014

R

Roger Bivand Singlepart to multipart Apr 1, 2014