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Some Dental Board Certification examinations require that candidates send an undeveloped roll of film of their patient cases to be processed by the examiners independently and projected simultaneously with identical slides processed by the candidate on exam day. By taking on digital projection without an alternative are we throwing out the baby with the bathwater ?
The notice I recieved contained this:"Slide projectors continue to be used in many government applications due to a proven track record of cost-effective, reliable, high-quality image projection.
Combining the seven years of service and support with a long history of trouble-free operation, means that slide projectors will continue to enjoy many years of productive use."Now, too much can be made of this.
However, with a pure digital format we can start do do some interesting meta data checking on files as they are shared. The validity of an original document is called into question, when documents on computers are easily copied, modified, shared and even lost.
My thought was that the academic world needs its very own Gnutella network with a layer of secure author control over file versioning.
Ron Mistretta -- ron mistretta (email) This is not a just image, it is just an image.(Jean-Luc Godard 1930- Colin Mac Cabe Godard: Images, Sounds, Politics (1980))One of the problems confronting medical and specifically dental images is their ability to be manipulated.
As you can imagine digital images with the possibility to be changed pixel by pixel provide a special verification challenge.
I have just received, through an e-mail discussion list for archeologists, news that Kodak will discontinue production of the Carousel projector in 2004.
Although the notice I received did not say so, it seems likely that the use of digital projectors and Powerpoint, especially in business and industry, is to blame for this.
Of course a few of these problems are common to any projection method.
One of the few successful uses of PP is as pure slide projector, at least for images that do not require superb resolution.