Re: Doggie doors

[nobody@xxxxxxxxxxxx (Dave Houston)]

"Robert Green" <ROBERT_GREEN1963@xxxxxxxxx> wrote:

>"Bill Kearney" <wkearney99@xxxxxxxxxxx> wrote in message
>news:ee6dnZO3rbWV_eDYnZ2dnUVZ_qmpnZ2d@xxxxxxxxxxxxxxxx
>> > Apparently the OP wants a solution that does not require future kirttens
>> to defend their turf.  He seems interested in providing a
>> > technology-based solution to allow resident critters in while keeping
>> alien-critters out.
>>
>> Heh, I recall someone that cobbled up a pet recognition setup using a
>> camera.  Apparently the profile of his kitty was distinguishable enough
>from
>> the local varmints to make it practical.  Don't recall the website
>though...
>
>I'm pretty sure it was mentioned here in CHA - anyone interested can
>probably find in through Google Groups.  Oh heck, I'll do it:
>
>http://brianlivingston.com/ebiz/article/02/03/26/020328opsecrets_1.html
>
>WACKY WEB WEEK: HIGH-TECH PET DOOR ADMITS CATS, NOT MICE
>
>This falls into the CATegory of, "I wouldn't have believed it if I hadn't
>seen it on my own computer." Quantum Picture, a home-based image processing
>business, had a problem. Its cat, Flo, kept bringing live mice and birds
>through the cat door in order to play with its prey inside for hours.
>
>Quantum's solution? They built an image-processing system that can recognize
>whether the cat has anything in its mouth. The cat door won't open if that's
>the case.
>
>This is a fascinating experiment in using image-recognition software for
>benign purposes. I myself have the exact same cat door model in my own home
>(unmodified, of course). So I can attest that something like this project
>is, in fact, possible.
>
>You may not need to spot terrorists out of a Super Bowl crowd at 100 paces.
>But Quantum's Web site -- complete with three small AVI files that show its
>system at work -- is worth a look just for the ingenuity of it all. Oh, by
>the way, the name of the project: Flo Control.
>
>IMAGE PROCESSING RUNS PET DOOR AND KEEPS NUISANCES OUT
>
>http://www.quantumpicture.com http://bri.li/?c384
>
>(I just checked, it's still there at the above URL)

I would be surprised if no one has used the injected pet chips as a way to
control the door rather than the magnet. A magnet operated door is a
security concern with large pets and small burglars. When I kept pets, I
preferred dogs big enough to make a new door wherever they wished. ;)

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