[Roadster] Importing Tiger issue

Koen Kooi koen at handhelds.org
Fri Jul 29 04:16:36 EST 2005


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Ian McIntosh wrote:
> Hi Arne,
> 
> I am the original author.
> 
> Nope, no one is working on improving the import function.  I have been
> planning on replacing the current import code with an external library
> (either libmygis[1] or gdal[2]).

GDAL also gives you projection conversions for free, but I'm not sure
how well it handles paths and vectors, but shapelib could help with that.

regards,

Koen

> 
> I'd like to hear your ideas for the search.  The current search box
> searches both roads and Points of Interest (POI) and works like this:
> 
> For POI, it uses the rule "all search words must be present somewhere in
> POI data fields".  It means that more search words == fewer results,
> like Google.
> 
> For roads, the search words must be a prefix of the road name ("Welling"
> will match "Wellington").  House numbers and suffixes ("st", "ave") are
> optional and will result in fewer results (direction prefixes/suffixes
> like "NW" aren't supported yet, but will also be optional).
> 
> It will also have city/state searching eventually.
> 
> All results are sorted by distance from the current view.  Closer things
> show up higher in the list, with the rationale being that it's more
> likely what the user wants.  We could also weight the results to show
> "bigger" things, like cities, higher in the list.
> 
> Best,
> -Ian
> 
> [1] http://jcole.us/software/libmygis/
> [2] http://www.remotesensing.org/gdal
> 
> 
> 
> On Thu, 2005-07-28 at 11:01 +0800, Arne Götje
> (=?utf-8?q?=E9=AB=98=E7=9B=9B=E8=8F=AF?=) wrote:
> 
>>Hi list,
>>
>>I tried to import the California Tiger data (2004) and noticed, that the 
>>import tool does not do a very good job. A lot of road names are 
>>missing and therefore cannot be found by the search function.
>>
>>I'd like to help to improve the import function. Is anyone else already 
>>working on that?
>>
>>Also I'd like to discuss some (IMHO necessary) changes to the database 
>>layout and the search function. But for this I need to get an overview 
>>of the intentions of the original author(s), what (s)he/they had in 
>>mind when (s)he/they implemented the current function.
>>
>>Can someone fill me in?
>>Who is/are the original author(s) of the import and search function and 
>>how is the function intended to work?
>>
>>Cheers
>>Arne
>>_______________________________________________
>>roadster mailing list
>>roadster at cairographics.org
>>http://lists.freedesktop.org/mailman/listinfo/roadster
> 
> 
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> 

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