Hi, Is that the study by the University of Verginia?
Regards, Alex, On 15-Jun-09, at 10:46 AM, Gary W. Kelly wrote: > > Hi, > > Kara is correct. For those of you attended CSUN in March, and recall > the iVisit demonstration of SeeStar and SeeScan--well, you were > watching a camera cellphone with less than 3 megapixels. It could > identify money, and while it is limited in how small print can be, it > is surprisingly good. > > The difficulty for developers for the iPhone is the "crowd at the > door". There are so many developers with good ideas, that Apple is > limited in how much attention they can give individual developers. > This is both good and bad news. It means that the iPhone will not > have everything at once, but it also means that once the flow of new > widgets and systems start, it will flow well for a long time. > > The new iPhone has 256 mb of memory--double the current models, and a > 600 mhz processor. Even so, it will have difficulty doing the heavy > lifting of processing OCR, or even doing recognition tasks. The > iVisit approach revealed at CSUN, depends on a data channel to connect > to a desk server to do that processing intensive work. It is likely > that will remain just as true of future iPhones for a while. > > Since some of the desirable applications will take a couple of years > to have available to the public, there is plenty of time for an iPhone > upgrade by then. Remember, the life cycle of a cellphone is typically > 18 months. > > The greater issues with doing any kind of recognition with a camera on > a cellphone have to do with the human factors of how to aim the > camera, and know the image is in the field. The process requires a > remote server to do the heavy lifting of recognition if you want more > than minimal performance. This means a data plan, and reception > issues. Even at 600 mhz, and 256 mb memory, resources are scant for > serious OCR on the phone. Think of doing that back in 1999 on your > PC. > > Another note of reality for this discussion is to realize that iPhones > now are notorious for being power hungry. If one uses an iPhone as > many typical users do, the battery does *not* last through the day. > There are iPhone kits to provide portable power on the go, to recharge > the iPhone. > > The battery is the weak component. Yes, it would be wonderful to have > all those hardware gadgets in one iPhone package, but currently, you > can only expect to do that for about half a day. If you want to use > your phone after that, you will need to get more power for it. It is > not currently realistic to carry around your phone, and ask it to be a > cellphone, a portable document reader, an email reader, book reader, > music player, GPS navigator, money/object recognizer, color > identifier, bar code/RFID reader, etc, and last for 10-12 hours a day > while you are on the go, too. > > There are real trade-offs that will have to be made, and that > balancing act takes time to play out. I am currently participating in > a study of "best practices" in cellphone design for persons who are > blind. We are finding that few phones running MobileSpeaks can > survive a day without a recharge. Cellphone companies fudge their > numbers by turning out the backlight in 2 seconds, as on the BlackJack > 2, and cutting system resources to the bone to make that 8 hours they > want to advertise. When we go in, and reset it so it can work with > MobileSpeaks, the additional overhead takes a big toll. Just as the > manuals say--running bluetooth uses more power, so does MobileSpeaks, > or any other screen reading system. GPS uses more power, and those > cameras eat power at an incredible rate. In my work with one > application on a Mogul, I could drain the battery in about 2 hours at > most. > > Relax, be patient, and enjoy Snow Leopard when it arrives. > It may take time for iPhones, or any other phone to catch up to our > dreams and desires. > > Gary > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "MacVisionaries" group. To post to this group, send email to macvisionaries@googlegroups.com To unsubscribe from this group, send email to macvisionaries+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/macvisionaries?hl=en -~----------~----~----~----~------~----~------~--~---
