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re: could facial recognition software fid missing persons
Posted on 10/29/15 at 12:38 pm to mailman
Posted on 10/29/15 at 12:38 pm to mailman
I think it would take some ridiculous supercomputer to figure all of that out. I mean, you've got to select one person, and then scan something like an entire wanted person driver's license database to match that one person's facial features. Then, you've got to do the same for the next person. During the first half, you've got to do that 102,000 times.....all before 51,000 of the people leave at halftime
Posted on 10/29/15 at 12:48 pm to Hammertime
This is the basic premise of the TV show "Person of Interest" on CBS. A supercomputer is tapped into every camera, cell phone and computer to determine terrorist activity. It can also predict everyday crimes but disregards them as "irrelevant". Interesting show.
Posted on 10/29/15 at 12:52 pm to Hammertime
You'd be surprised. Look up the nypd's cameras around new York and your mind will be blown.
60 minutes did a story on it a couple years back, give it a YouTube
60 minutes did a story on it a couple years back, give it a YouTube
Posted on 10/29/15 at 2:43 pm to Hammertime
What is Biometrics?
It is similar for facial recognition. When trying to find a match on a database it starts matching fields on the records and if there is enough of a mismatch it will skip that record and go to the next record. Most of the time it will not have to match all the fields on each record so the process runs very fast.
quote:
Biometrics are automated methods of recognizing a person based on a physiological or behavioral characteristic. Among the features measured are face, fingerprints, hand geometry, handwriting, iris, retinal, vein, and voice.
quote:
Only specific characteristics, which are unique to every fingerprint, are filtered and saved as an encrypted biometric key or mathematical representation. No image of a fingerprint is ever saved, only a series of numbers (a binary code), which is used for verification. The algorithm cannot be reconverted to an image, so no one can duplicate your fingerprints.
It is similar for facial recognition. When trying to find a match on a database it starts matching fields on the records and if there is enough of a mismatch it will skip that record and go to the next record. Most of the time it will not have to match all the fields on each record so the process runs very fast.
This post was edited on 10/29/15 at 2:44 pm
Posted on 10/29/15 at 4:39 pm to Hammertime
quote:
Then, you've got to do the same for the next person. During the first half, you've got to do that 102,000 times.....all before 51,000 of the people leave at halftime
You know it wouldn't take long at all right? Especially with the processing power of computers today
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