[R-sig-Geo] GEOSTAT 2010 Summer School, 27 June - 4 July 2010; University of Plasencia, Spain

2009-12-28 Thread Tomislav Hengl
GEOSTAT 2010 Summer School 27 June - 4 July 2010; University of Plasencia, Spain This is the first call for participation in the GEOSTAT 2010 Summer School. GEOSTAT focuses on important aspects of statistical analysis of spatial and spatio-temporal data using open source / free GIS tools: R,

[R-sig-Geo] Creating random (but believable) geographies

2009-12-28 Thread Barry Rowlingson
I've recently been working on a web site for tropical disease mapping in Africa. As a demo, I'm not using real data, but I have been using real countries. I don't really want to use real countries just in case there's any misunderstanding that this is simulated case numbers. So I've thought

Re: [R-sig-Geo] Creating random (but believable) geographies

2009-12-28 Thread Barry Rowlingson
On Mon, Dec 28, 2009 at 11:20 AM, Jim Lemon j...@bitwrit.com.au wrote: Hi Barry, The first thing I thought of was to specify nodes (intersections of borders = vertices of polygons) and then wiggle the lines between the nodes using something like this:

Re: [R-sig-Geo] Creating random (but believable) geographies

2009-12-28 Thread Jim Lemon
On 12/28/2009 09:33 PM, Barry Rowlingson wrote: I've recently been working on a web site for tropical disease mapping in Africa. As a demo, I'm not using real data, but I have been using real countries. I don't really want to use real countries just in case there's any misunderstanding that this

[R-sig-Geo] re. Creating random (but believable) geographies

2009-12-28 Thread Darren Norris
how about simply using what already exists? For example, Brazil [data freely available (but may need to cite the source which may defeat what you are trying to achieve?) at: ftp://geoftp.ibge.gov.br/mapas/malhas_digitais/municipio_2005/E500/Proj_Geografica/ArcView_shp/ ] has three

Re: [R-sig-Geo] re. Creating random (but believable) geographies

2009-12-28 Thread Barry Rowlingson
On Mon, Dec 28, 2009 at 12:11 PM, Darren Norris doo...@hotmail.com wrote: how about simply using what already exists? For example, Brazil [data freely available (but may need to cite the source which may defeat what you are trying to achieve?) at:

Re: [R-sig-Geo] re. Creating random (but believable) geographies

2009-12-28 Thread Darren Norris
...snip That's an idea, but someone *might* recognise their state boundaries, even shifted into the Atlantic and maybe even rotated and given a silly name. I just like the idea of creating totally fictitious regions! That's another interesting problem - creating fake names for regions. I

Re: [R-sig-Geo] re. Creating random (but believable) geographies

2009-12-28 Thread Barry Rowlingson
On Mon, Dec 28, 2009 at 12:33 PM, Darren Norris doo...@hotmail.com wrote: using names of disease vectors to generate prefix/suffixes (mosquito, nematode .)? Can then use family, genus, species etc already nicely arranged into different strata? I just tried using emacs' 'dissociated

Re: [R-sig-Geo] Creating random (but believable) geographies

2009-12-28 Thread Roger Bivand
On Mon, 28 Dec 2009, Barry Rowlingson wrote: On Mon, Dec 28, 2009 at 11:20 AM, Jim Lemon j...@bitwrit.com.au wrote: Hi Barry, The first thing I thought of was to specify nodes (intersections of borders = vertices of polygons) and then wiggle the lines between the nodes using something like