Hi Sarah,

I tried out this app.  It's really fast on an iPhone 4.  My guess is that it 
works this fast because it's optimized for U.S. currency only.  If the camera 
stays on, it can process a series of images taken at slightly different 
positions to reconstruct the full image of the bill.  Further, if this is U.S. 
currency, you can take advantage of similarity of the bill structure that has 
proved a problem for other programs to do this in two passes: one to decide 
whether this is U.S. money (if not, don't try to run the program), if so, 
concentrate on identifying the parts of the bill that are distinct enough to 
identify the currency uniquely.  This could be a corner that has the 
denomination amount, the picture of the president in the front center 
(Washington for $1, Lincoln for $5, etc.) or the image on the back center of 
the same bill (sorry, don't know what these are off the bat).  There's a 
Chinese character OCR program for the iPhone (not accessible, alas!) that's 
running the same way -- the camera has to be on continuously for a bit to get a 
match.  Looktel really does run fast.  At least on an iPhone 4.  I can't speak 
for the other options, but this app is certainly working for the iPhone 3GS.  
It is definitely faster and easier to use than oMoby.  (On that note, I once 
had a result that identified a $1 bill that was very creased with the amount, 
but also came up with Google links for "tired money" from oMoby.)

Try it yourself, and see what you think.  I'd say this program is worth it.  
I'd like to hear feedback from folks who have the fourth generation iPod Touch, 
though, or others who can compare the results from iPhone 3GS, iPhone 4, and 
4th generation iPod Touch.

Cheers,

Esther

On Mar 8, 2011, at 09:33, Sarah Alawami wrote:

> I'm still  a sceptic. I saw the video. no way can you identify money that 
> fast. it' sjust impossibil. I mean how could you identify those 4 or 5 bills 
> in about 20 seconds? is it riged?
> 
> Takle care all.
> Sarah Alawami
> 
> On Mar 8, 2011, at 11:03 AM, erik burggraaf wrote:
> 
>> Hi, too bad this is only for US currency right now.  Canadians have a stand 
>> alone bill reader which we can get for free, but I like LookTel.  They do a 
>> lot of things right.  I'd buy it just to support them, especially if it 
>> isn't breaking the bank.
>> 
>> Have fun,
>> 
>> Erik Burggraaf
>> User support consultant,
>> Now posting occasionally on twitter at eburggraaf,
>> 1-888-255-5194
>> http://www.erik-burggraaf.com
>> 
>> On 2011-03-08, at 1:59 PM, Marlaina Lieberg wrote:
>> 
>>> Get it if you have an iPhone!  It is faster than any other.  Just open the 
>>> program, click ok that you won't use it to identify counterfit money, then 
>>> point the camera to the bill.  It's immediate!
>>> 

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