[Benchmarking] 2013 Shootout?
Seven (aka Arnulf)
seven at arnulf.us
Thu Apr 11 04:25:07 PDT 2013
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...mightily irrelevant but here goes the link to the "Best", forgot to
paste it to the last mail:
http://arnulf.us/sevendipity/archives/60-Best-Presentation-Award.html
Cheers,
Arnulf
On 04/11/2013 12:20 PM, Seven (aka Arnulf) wrote:
> Martin, thanks for proposing this, I think this is a great idea.
>
> The OpenData published by the OS is a real-world set of data from
> very different geographic resources. I have been working with them
> quite a bit recently and encountered some really interesting
> issues. For example that a compressed raster will serve faster from
> a cloud environment than an uncompressed version but that the
> uncompressed TIF served form a standalone machine with much less
> CPU but a HD directly connected to it will beat it by lengths.
>
> So my interest would actually be in learning more about these
> options, not which software is the "best" [1]. (I married MapServer
> a long time ago and only death will separate us, sort of :-).
>
> I'd be interested in helping to find data, create architecture /
> hardware scenarios and might even provide some modest server
> resources myself.
>
> Ah, plus this will allow us to shed some light on Open Data (and I
> will make sure there is some OSM in the mix to compare with OS GB,
> if only for the provocative effect of having pub symbols on an
> authoritative map). ...plus I am currently evangelizing or
> advocating Open Data to UK Local Authorities - and showing that it
> is possible and even easy with Open Source tools will make a great
> mix. Ahm, and yes, that one can then even combine them with the
> proprietary folks in the mix (closing the loop to Martin).
>
> Have fun, Arnulf
>
> [1] read about my take on the unique, single "best" here:
>
>
>
> On 04/11/2013 09:57 AM, Martin Daly wrote:
>>> maybe this year we do a deegree, MapServer shootout? Any other
>>> interested development teams lurking???
>
>> I'm interested, but I'm not sure at the moment that we can
>> commit. However, because you will be in my playground, I do have
>> a couple of ideas.
>
>> First, for data we/you could use OS OpenData:
>
>> http://www.ordnancesurvey.co.uk/oswebsite/opendata/discover.html
>
>> The data goes from (raster) MiniScale at ~1:1 000 000 to OS
>> VectorMap District (raster or vector) down to ~1: 15 000. It is
>> the same data that is used in OS OpenSpace:
>
>> http://www.ordnancesurvey.co.uk/oswebsite/support/web-services/code-playground.html
>
>>
>
>
> SLD files are available for all products, as far as I know.
>
>> Second, we/you could use the OS OpenSpace tiling scheme, instead
>> of the normal web map one. It is interesting for a few reasons:
>> it uses a grown-up CRS (British National Grid, EPSG 27700); it
>> has resolutions that are not powers of two; and it has more than
>> one tile size (on different tiling levels that is; they are
>> homogenous on a single tile level, obviously).
>
>> I can provide the details if you are interested.
>
>> Martin
>
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>
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>
- --
Seven of Nine
http://arnulf.us/Seven
Exploring Body, Space and Mind
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