[OSM-dev] [GSoC] Automatic Street-Sign Detection and Reading - was: [GSoC] A GPX photo stamper.
Stefan de Konink
stefan at konink.de
Sat Apr 4 20:00:22 BST 2009
Matt Amos wrote:
> On Sat, Apr 4, 2009 at 2:38 PM, Stefan de Konink <stefan at konink.de> wrote:
>> Matt Amos wrote:
>>>>> But please keep in mind that SIFT will *not* work for the typical
>>>>> streetsign because SIFT looks for features, which are typically not
>>>>> present in the 'easy to understand' signs (because they use colours).
>>> wouldn't SIFT (or variants thereof) work really well against a
>>> database of exemplars, i.e: pictures of existing street signs,
>>> isolated letters from the font used for street signage?
>> This thing is totally 'unsiftable'.
> wouldn't there usually be something inside the circle?
In Dutch this is the sign: go away we don't want you here on anything.
Something in there would mean: go away we don't want you here on
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