Hi Cameron,

Matt is correct: Chetan's coordinate encoders are the way to go. I'd follow
his method and extend the CoordinateEncoder to three dimensions - perhaps
calling it the GPSEncoder - with speed used to form a radius in 3D space.

Regards

Fergal Byrne

On Fri, Oct 24, 2014 at 7:02 AM, Matthew Taylor <[email protected]> wrote:

> Sounds awesome! Let's talk about data. Do you know what kind of data
> you'll be getting from these planes and ships? How many individual tracks
> are you talking about?
>
> We have two types of encoders currently for spatial data. The
> GeospatialCoordinateEncoder [1] is fed lat/lon coords and velocity, but it
> doesn't deal with altitude. It is a subclass of the CoordinateEncoder [2],
> which can be fed any array of coordinates and a radius. For more details on
> these encoders, see Chetan's video [3].
>
> If altitude data is important, I suggest you try using the
> CoordinateEncoder, and manually calculate a radius for the encoder using
> velocity.
>
> [1]
> https://github.com/numenta/nupic/blob/master/nupic/encoders/geospatial_coordinate.py
> [2]
> https://github.com/numenta/nupic/blob/master/nupic/encoders/coordinate.py
> [3] http://www.youtube.com/watch?v=KxxHo-FtKRo
>
> ---------
> Matt Taylor
> OS Community Flag-Bearer
> Numenta
>
> On Thu, Oct 23, 2014 at 6:14 PM, Cameron Hunt <[email protected]>
> wrote:
>
>> I want to share a new project we're undertaking: integrating NuPIC into
>> our current environment where we do analysis on plane and ship traffic from
>> ADS-B and AIS messages. Integrating NuPIC is part of an overall rework of
>> our environment to shift to using Hadoop as our data persistence and
>> processing environment, and we're adding in Cesium/Geomesa for our
>> geospatial UI/UX, and Lab41's Dendrite/Titan distro for our graph data
>> UI/UX.
>>
>> Our goal would be to add anomaly scores generated by NuPIC into our user
>> review process. This means that for us it is as important to understand how
>> humans work with identified anomalies and feed their analysis back into the
>> algorithm.
>>
>> C4OE is a new non-profit that was created - in part - to better support
>> development of Open Source analytical software. So everything we develop
>> (or that we fund others to develop for us) will be released under an
>> appropriate Open Source license.
>>
>> --
>> Cameron Hunt
>> Director, Center For Open Exploration
>> Cell: 843.654.4708
>>
>
>


-- 

Fergal Byrne, Brenter IT

http://inbits.com - Better Living through Thoughtful Technology
http://ie.linkedin.com/in/fergbyrne/ - https://github.com/fergalbyrne

Founder of Clortex: HTM in Clojure -
https://github.com/nupic-community/clortex

Author, Real Machine Intelligence with Clortex and NuPIC
Read for free or buy the book at https://leanpub.com/realsmartmachines

Speaking on Clortex and HTM/CLA at euroClojure Krakow, June 2014:
http://euroclojure.com/2014/
and at LambdaJam Chicago, July 2014: http://www.lambdajam.com

e:[email protected] t:+353 83 4214179
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