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Feb 2023

The accuracy and reliability of facial recognition technology

The accuracy and reliability of facial recognition technology

Jan 01, 1970

Facial recognition technology is increasingly being used by businesses and organizations around the world. This technology is touted as a reliable way to identify people quickly and accurately, but questions remain about its accuracy and reliability.


Facial recognition attendance technology is becoming increasingly accurate and reliable as the technology continues to develop. An important thing to consider is the potential for misuse of this technology. If facial recognition systems are not used carefully, they could be used to invade people’s privacy or even be used for identity theft.

Overall, facial recognition technology is a powerful tool that can be used for many different purposes which has multiple benefits. However, it is important to be aware of the potential risks and drawbacks associated with its use.

How reliable is facial recognition technology?

Facial recognition technology is increasing in popularity seemingly by the minute. Moreover, it’s becoming valuable to use people’s facial characteristics and data to learn about them and distinguish them from others, be it an airport trying to heighten its security, or even an entertainment venue trying to make sure safety and minimize losses.

There are a number of factors that can affect the accuracy of facial recognition technology, including the quality of the image, the lighting conditions, and the angle of the photo. Facial recognition technology is also more likely to be accurate when there is a clear view of the face, without any obstructions. Also, accuracy relies on the right chipsets and cameras for your model. That said, it’s important to understand all the factors.

Accuracy of facial recognition technology can be evaluated using several key factors:


Facial recognition technology is often used for its speed and convenience. Higher FPS can deliver higher accuracy and performance. With evolving innovation in hardware and chipset technology, there are ever-increasing device choices on the market to adequately address speed, power, form factor, and cost constraints.

False Acceptance Rate (FAR)

FAR is the percentage of times that the facial recognition system incorrectly identifies a face as belonging to the person being searched for. In other words, FAR measures how often the system produces a “false positive” result.

The FAR of a facial recognition system depends on several factors, including:

– The quality of the facial images used for training and testing. Poor-quality images will produce more false positives.

– The number of faces in the database. A larger database will usually produce a lower FAR.

– The specificity of the search criteria. More specific searches (e.g., searching for a particular person’s face in a crowd) will usually have a higher FAR than less specific searches (e.g., searching for any human face).

False Rejection Rate (FRR)

As facial recognition technology becomes more widespread, it is important to understand the potential inaccuracy of the technology. One measure of facial recognition accuracy is the false rejection rate (FRR), which is the proportion of genuine users who are incorrectly rejected by the system.

FRR can be affected by a number of factors, including lighting conditions, face angle, and user cooperation. In general, systems with higher FRRs are less accurate than those with lower FRRs.

When choosing a facial recognition system, it is important to consider the FRR in addition to other measures of accuracy such as false acceptance rate (FAR) and receiver operating characteristic (ROC).

Face Attributes and Illumination Invariance

There are two main approaches to achieving pose and illumination invariance: model-based and appearance-based. In the model-based approach, a 3D face model is used to generate images of the face from different viewpoints and under different lighting conditions. The appearance-based approach does not use a face model but instead relies on a database of images that cover a wide range of poses and lighting conditions.

Live Face detection in FRS camera

The camera being Artificial Intelligence(AI) trained camera as it will detect only live faces and will completely eliminate the act of Spoofing and showing High resolution Photograph for recognition which will resolve the issues of Proxy Access.

Self Learning

Camera being AI based, it basically detects the Human Attributes on regular basis using its Self-learning technology and increases the accuracy of detection & recognition using this technique.

Multiple Analytics Support

FRS camera can be used for Multipurpose Application like VIP recognition, Stranger detection, Loitering detection, Blacklist person detection etc. and can give alarms on real time basis on Command center by importing database libraries in camera or server.

Age group and Gender analysis

The accuracy of facial recognition technology is largely dependent on the quality of the image that is being analyzed. If an image is blurry or taken from an angle that does not provide a clear view of the individual’s face, it will be more difficult for the software to identify them correctly. Additionally, gender analysis can also play a role in the accuracy of facial recognition technology.

To Conclude

Multiple options are available for devising a facial recognition solution for your unique strategy. A smart approach begins with familiarizing yourself with the scope of options available. With technology and solutions rapidly enhancing, Prama India manufactures high-quality video security products with wide varieties. We are continuously enhancing our indigenous manufacturing capabilities by making advanced video security products.


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