The ideal cat door would let the cat in most of the time, but lock the door when kitty is carrying prey or when another animal, such as a raccoon, approaches the door.Wikimedia Commons What does it take for a computer program to recognize your cat? At the time, the door connected to a desktop computer that ran the program that snapped pictures of Flo and analyzed them as she approached the door. Now, Forster is determined to build Flo's door for Timothy on weekends, in between his usual consulting work in Simi Valley, Calif. But because computer vision is still difficult, even for scientists, people who are looking for guaranteed results, rather than the fun of putting the door together, should probably stay away from a do-it-yourself door for now.
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