Image alignment and feature extraction

[Juan Nunez-Iglesias]

To paraphrase the great Dave Barry: Random Pictures of the Sun would be an
excellent name for a rock band. =D (Or a blog, failing that!)

I'll leave the actual questions to more qualified posters. ;)


On Fri, Sep 27, 2013 at 11:18 PM, Stuart Mumford <stuart at mumford.me.uk>wrote:

> Hi,
>
> OK I need to plead ignorance here, is there a decent reference on / can
> someone explain to me:
> a) what ORB is :p
> b) What the difference between FAST, oFAST and rBRIEF and STAR (and
> FREAK?) is and which one likely to be the most appropriate for random
> pictures of the Sun?
> c) What else needs to be done to turn this feature detection and
> description work into registration?
>
> Thanks!!
> Stuart
>
>
> On 27 September 2013 14:08, Stéfan van der Walt <stefan at sun.ac.za> wrote:
>
>> Hi Stuart
>>
>> On Fri, Sep 27, 2013 at 2:05 PM, Stuart Mumford <stuart at mumford.me.uk>
>> wrote:
>> > After having spoken to people at scipy this year I have seen a lot of
>> work
>> > going into feature extraction and description. I was wondering what the
>> > status of this was and what still needs to be done before I (/we,
>> SunPy) can
>> > use it to align our images?
>>
>> Google Summer of Code is just ending, and Ankit posted the result of
>> his and Johannes's work on ORB:
>>
>>
>> http://skimager.blogspot.com/2013/09/oriented-fast-and-rotated-brieforb-hi.html
>>
>> We also have STAR (Censure) features, so registration is finally within
>> reach!
>>
>> > P.S. expect more emails regarding image warping in the next month ;)
>>
>> Bring it on!
>>
>> Cheers
>> Stéfan
>>
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