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Re: Why doesn't IDL know the borders of Kazakhstan? [message #68770] Fri, 04 December 2009 13:10 Go to next message
Foldy Lajos is currently offline  Foldy Lajos
Messages: 268
Registered: October 2001
Senior Member
On Fri, 4 Dec 2009, Ed Hyer wrote:

> Not wishing to cause an international diplomatic incident, does anyone
> have a substitute for the MAP_CONTINENTS,/COUNTRIES procedure? The
> country boundaries that IDL draws have significant gaps in Central
> Asia, that really damage the aesthetic appeal of the maps.
>
> --Edward H.
>

I think IDL uses the CIA world data bank, which was created in the 80s.

It is highly outdated, for example Hungary has five neighbors in this
data: Austria, Czechoslovakia, the Soviet-union, Romania and Yugoslavia.
Three of them do not exist today. (The current list is: Austria, Slovakia,
Ukraine, Romania, Serbia, Croatia and Slovenia.)

regards,
Lajos
Re: Why doesn't IDL know the borders of Kazakhstan? [message #68771 is a reply to message #68770] Fri, 04 December 2009 13:08 Go to previous messageGo to next message
David Fanning is currently offline  David Fanning
Messages: 11724
Registered: August 2001
Senior Member
Ed Hyer writes:
.
> Not wishing to cause an international diplomatic incident, does anyone
> have a substitute for the MAP_CONTINENTS,/COUNTRIES procedure? The
> country boundaries that IDL draws have significant gaps in Central
> Asia, that really damage the aesthetic appeal of the maps.

The GSHHS data base:

http://www.dfanning.com/map_tips/gshhs.html

Cheers,

David


--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Sepore ma de ni thui. ("Perhaps thou speakest truth.")
Re: Why doesn't IDL know the borders of Kazakhstan? [message #68950 is a reply to message #68770] Mon, 07 December 2009 07:22 Go to previous messageGo to next message
Kenneth P. Bowman is currently offline  Kenneth P. Bowman
Messages: 585
Registered: May 2000
Senior Member
In article <Pine.LNX.4.64.0912042153470.14107@lxserv0.kfki.hu>,
FOLDY Lajos <foldy@rmki.kfki.hu> wrote:

> On Fri, 4 Dec 2009, Ed Hyer wrote:
>
>> Not wishing to cause an international diplomatic incident, does anyone
>> have a substitute for the MAP_CONTINENTS,/COUNTRIES procedure? The
>> country boundaries that IDL draws have significant gaps in Central
>> Asia, that really damage the aesthetic appeal of the maps.
>>
>> --Edward H.
>>
>
> I think IDL uses the CIA world data bank, which was created in the 80s.
>
> It is highly outdated, for example Hungary has five neighbors in this
> data: Austria, Czechoslovakia, the Soviet-union, Romania and Yugoslavia.
> Three of them do not exist today. (The current list is: Austria, Slovakia,
> Ukraine, Romania, Serbia, Croatia and Slovenia.)
>
> regards,
> Lajos

I would think that some of the annual renewal fees that we pay
every year could be spend on updating resources like the political
map database, although that is not as much fun as adding new
features.

Ken Bowman
Re: Why doesn't IDL know the borders of Kazakhstan? [message #68968 is a reply to message #68771] Sat, 05 December 2009 15:15 Go to previous messageGo to next message
MarioIncandenza is currently offline  MarioIncandenza
Messages: 231
Registered: February 2005
Senior Member
On Dec 4, 1:08 pm, David Fanning <n...@dfanning.com> wrote:
> The GSHHS data base:
>
>   http://www.dfanning.com/map_tips/gshhs.html
>

I am a fan of your GSHHS tools for some maps, especially when small
islands are involved. I wish there was something like it for political
boundaries.
Re: Why doesn't IDL know the borders of Kazakhstan? [message #68994 is a reply to message #68950] Wed, 09 December 2009 14:40 Go to previous message
Brian McNoldy is currently offline  Brian McNoldy
Messages: 35
Registered: July 2000
Member
On Dec 7, 8:22 am, "Kenneth P. Bowman" <k-bow...@null.edu> wrote:
> In article <Pine.LNX.4.64.0912042153470.14...@lxserv0.kfki.hu>,
>  FOLDY Lajos <fo...@rmki.kfki.hu> wrote:
>
>
>
>> On Fri, 4 Dec 2009, Ed Hyer wrote:
>
>>> Not wishing to cause an international diplomatic incident, does anyone
>>> have a substitute for the MAP_CONTINENTS,/COUNTRIES procedure? The
>>> country boundaries that IDL draws have significant gaps in Central
>>> Asia, that really damage the aesthetic appeal of the maps.
>
>>> --Edward H.
>
>> I think IDL uses the CIA world data bank, which was created in the 80s.
>
>> It is highly outdated, for example Hungary has five neighbors in this
>> data: Austria, Czechoslovakia, the Soviet-union, Romania and Yugoslavia.
>> Three of them do not exist today. (The current list is: Austria, Slovakia,
>> Ukraine, Romania, Serbia, Croatia and Slovenia.)
>
>> regards,
>> Lajos
>
> I would think that some of the annual renewal fees that we pay
> every year could be spend on updating resources like the political
> map database, although that is not as much fun as adding new
> features.
>
> Ken Bowman

I second that. There's also been a long-standing issue with Kyushu
Island in Japan. If you fill the continents, it doesn't fill that one
island, but does fill the rest of the Japanese islands. Makes the
plots look sloppy. The Mexican and Canadian states/provinces is
something I've had to hack (use external shapefiles) all these years
too. I think we could do with one less snazzy feature in the next
version and update/upgrade the maps instead!
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