Disadvantages of Iris Recognition

Subjects who atomic number 18 blind or have cataracts push aside also pose a contend o gladiola recognition, as in that location is difficulty in reading the iris. The tv camera used in the process postulate to have the correct amount of illumination. Without this, it is rattling difficult to capture an close realize Of the iris. Along with illumination comes the problem with broody surfaces within the range of the camera as well as any preposterous lighting that may occur. All of these encounter the ability of the camera to capture an accurate image. The placement linked with the camera is before long only capturing images in a homochromatic format.This results in problems with the limitations of grayscale making it difficult to complete the darker iris coloration from the pupil. Although there is marginal intrusiveness with iris recognition, there is hush up the need for co- operation from subjects to enroll in the system and undergo subsequent trademark scans. E nrolling a non-cooperative subject would prove genuinely difficult indeed. Inadequate training of users at the sign enrolment period give cause problems both at the initial enrolment time and subsequent authentications.Frustrated users will non help make the system any easier to use and will non be accepted by users as a convenient authentication method. discourse with users plays a major part in introducing such a system successfully. B. The iris is harder to map as an image because it fluctuates found on the size of the pupil, and drug or medicinal use, and age. The retina stays constant throughout your life, unless you have glaucoma or diabetes. The iris is not fully shaped until about octad months of age, but after that age, it is commonly believed to be stable. C.One of the disadvantages with iris connection technology, being that it is a relatively new technology, is that the equipment is very lordly (it could approach almost as overmuch as five times the cost of fi ngerprint scanning).