Face Recognition Time Attendance: When Does This Machine Err

By Author: Swaty Shah
Total Articles: 20
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We are all aware of how helpful a machine can be when a task needs to be accomplished. Be it a simple task involving hard labor work or complex calculations involving mental ability, machines help in completing any work with ease. Technology has progressed immensely in the modern world. There is a machine for everything! Marking time and attendance for a large populace is no exception. Today, one need not maintain pen and paper based attendance registers. There are advanced applications to do this chore.

One can find a face recognition time attendance to mark the time and attendance details of employees in a company or students in a school. It gets difficult to keep track of the time keeping practices in a premise where there are many individuals. Biometric face recognition time attendance system proves useful in such a situation. It can mark the time and daily presence of the individuals in a premise and generate detailed reports on the same at regular intervals.

Face recognition time attendance is an advanced biometric application. It requires the user to enroll the facial details of all the employees ...
... in a work place. Enrollment procedure consists of storing the unique and permanent facial characteristics of each individual in the database as templates. After enrollment, the enrolled individual only needs to look before the camera. His identity will be verified by the system and attendance will be marked on his behalf.

There is hardly any scope of error in the entire process. Vendors of a biometric face recognition time attendance system promises utmost accuracy. However, no security is fool proof. There are certain situations under which the application may fail to identify correctly. Some of them can be as given below:

*Face recognition system is dependent on lighting conditions. If the premise does not have proper lighting conditions, it may refuse to recognize an enrolled individual as well. This system is hence most suitable in closed areas with proper lighting.

*There are eighty nodal points on the face which can be considered for identity verification. If the biometric face recognition time attendance system takes only a little out of them into consideration, there are higher chances of False Accept Rate. Unauthorized individuals may be allowed to mark attendance on behalf of the authorized employees.

*Considering too many nodal points at the time of verification may lead to high False Reject Rate. Variations in the pose at the time of making a transaction as compared to when enrolled also affect the transaction. If the head is slightly tilted or nodded, the biometric face recognition time attendance system may fail to identify the individual.

Possibilities of an error prevail in the above mentioned circumstances. However, modern face recognition time attendances are designed keeping all the above possibilities in mind. They are more accurate than manual modes of attendance marking. The chances of committing errors by a biometric face recognition time attendance system is less. One can rely on this application for attendance marking of a huge staff or a large number of students.

Author is related with Biometric Face Recognition System site justlook.co.in. Author often writes articles on Face Recognition Time Attendance and Biometric Face Recognition Door Lock.