How Facial Recognition Technology Works? Discover Emerging Applications of Facial Recognition Technology, Advantages and Many More...



Abstract:
Facial recognition is exactly what it sounds like. It refers to technology that can identify an individual using only their face. 

This can occur via photo or video. But it’s worth noting that the technology is not always accurate, particularly towards people of color. 

You’re probably most familiar with facial recognition applications in law enforcement. 

Depending on the person, this can be a good or bad thing. Controversies around facial recognition often stem from privacy rights. 

Still, it’s worth looking into just what facial recognition is capable of. There are many applications of facial recognition technology. And nowadays, OpenAI developers enable impressive advancements.

Keywords:
Facial Recognition Technology, Revolution, Security,  Automobile Security, Access Control, Immigration, Education
Retail, Healthcare
Learning Outcomes 
After undergoing this article you will be able to understand the top applications of facial recognition technology including
1. What's Facial Recognition Technology?
2. Why facial Recognition Technology is necessary?
3. How does FRT work?
5. What are Top areas of applications of FRT?
6. What's the advantages of FRT?
7. What's the disadvantages of FRT?
7. Conclusions
8. FAQs
References

1. What's Facial Recognition Technology?
Facial recognition technology is a contemporary security solution that automatically identifies and verifies the identity of an individual from a digital image or video frame. This technology can be compared to other biometric technologies, and used for a number of activities

2. Why facial Recognition Technology is necessary?
Facial recognition is a technology that can benefit society, including increasing safety and security, preventing crimes, and reducing human interaction. Here are some pros of facial recognition: Helps find missing people. Protects businesses against theft.

3. How does FRT work?

Facial recognition uses technology and biometrics— typically through AI — to identify human faces. It maps facial features from a photograph or video and then compares the information with a database of known faces to find a match. Facial recognition can help verify a person’s identity but also raises privacy  issues. 

This is how it works:

  1. Software is presented with at least one video or image that shows an individual’s face.
  2. Software scans videos and images to create a map of a person’s facial features called a facial signature. This includes data like their eyes' precise location, scars, or other facial differences.
  3. Facial recognition systems compare the individual’s facial signature to its database. Today, many databases contain tens of millions to billions of images.
  4. The facial recognition system determines whether or not the facial signature is a match to anything in its database. Some systems may also calculate an accuracy score or provide alternatives.
5. What are Top areas of applications of FRT?
The advantages of security and safety have prompted many industries to implement facial recognition technology into their daily operations. Take a look at how and where this technology can be applied.
Automobile Security
Although you probably don’t spend too much time thinking about them, every now and then you’ve probably seen an armored truck cruising around town. These trucks often carry important items, whether that’s intel or cash, and rely on facial recognition technology to prevent theft or even ensure that the driver’s eyes are on the road. 

In another capacity, facial recognition technology is sometimes used by ride-sharing apps to confirm that a given passenger is who they say they are. Or alternatively, the same technology can guarantee that the passenger is approaching the right driver. 

Access Control
Outside of cars and smartphones, facial recognition can be used in the home to grant access to certain IoT devices in addition to entry into the home itself. As this technology becomes more and more advanced, people will feel better protected against home invasions and robberies. 

Immigration
Immigration offices exist as an extension to more well-known government segments. Facial recognition technology is used to enforce stricter border control, particularly when it comes to criminals and persons of interest who attempt to cross the border. 

Education
Other than federal and local security, facial recognition applications may exist most prominently in the education sector. 

A growing number of schools already use cameras that utilize facial recognition software to identify students, staff, unauthorized individuals, and even behavior that could present a threat to safety. This is one of many new tech trends that are transforming education.

For schools using this technology, the main benefit they see is tracking student attendance as well as maintaining the security of their campus. Unfortunately, technology can be very biased and studies have shown evidence for the software to be banned. 

Retail
Though the United States is behind in regards to using facial recognition for retail other countries like Japan have been doing so for quite some time. For example, vending machines in Japan can recommend drinks for the consumer by using facial recognition technology to approximate a customer’s gender and age. 

Lately, it looks as if the USA is catching up. Amazon opened its first Amazon Go store in 2018. There is no check-out and the store depends entirely on sensors to figure out what a customer picks up and buys. 

Given this, it might be safe to assume that Amazon has the brainpower to start mapping shopping behaviors in the near future once online shoppers are connected to offline faces. 

Healthcare
Applications of facial recognition technology are used in hospitals, especially those working in assisted living. The software serves to keep track of everything that is going on within a hospital, ensuring patients are safe and the premise is secure. 

If a patient wanders away from the care-giving facility with no identification, facial recognition can help quickly identify and find them quickly to prevent any harm from coming to them. 
6. What's the advantages of FRT?
FRT can also decrease the need for human interaction and thus increase efficiency during, for example, border checks in airports. FRT can even be employed in medicine, such as in identifying subtle facial traits to determine genetic disorders. A large number of tech companies are developing facial biometric systems.

In medicine, FRT can be used to diagnose diseases that cause detectable changes in appearance and is expected to become an invaluable diagnostic tool for all types of conditions. On a consumer level, FRT can be used as a tool for locking personal devices and accessing accounts or services, like those in banking.
Some of the top advantages are the following:
  • Enhanced security and safety. ...
  • ➥ Fraud prevention. ...
  • ➥ Convenience and efficacy. ...
  • ➥ Personalization. ...
  • ➥ Improved user experience. ...
  • ➥ Privacy concerns. ...
  • ➥ Difficulties in certain conditions. ...
  • ➥ Bias.
7. What's the disadvantages / challenges of FRT?
One of the main challenges of face detection and recognition is the high variability of human faces in terms of shape, size, pose, expression, illumination, occlusion, and makeup. These factors can make it difficult for the algorithms to generalize and cope with different scenarios and conditions.

7. Conclusions
As technology and innovation progress linearly, more markets will begin to open for this technology. It will be interesting to watch how it continues to disrupt various industry verticals. 
Corporations and governments alike will continue to invest in these technologies. And here at Trio, we have already specialized in providing the best OpenAI developers to assist you with ethics and efficiency.

8. FAQs
How Facial Recognition Technology Works
Biometric facial recognition applications are frequently used in consumer technology nowadays. For example, millions of users take part in the facial recognition capabilities of the iPhone X. The user’s face is identified by 30,000 separate infrared dots and adds an extra layer of security to the traditional identification methods. 

The technology behind facial recognition varies from one application to another, but the basic mechanics of it, when used by the government for immigration and security, include four basic steps:

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1. An image of your face is captured from a photo or video. To ensure more accurate matching, your face should be facing the camera, though the technology does allow some turns and can even pick out singular faces from crowds. 

2. The software reads the geometry of your face. Key factors are the distance between your eyes and the distance from forehead to chin. The software identifies these facial features then creates your facial signature based on the profile they created. 

3. Your facial signature is compared to a database of known faces. This data is powered by police databases and government security services. 

4. If your facial signature is found to match one flagged in the database, it can be used to investigate and apprehend you. 

References
  • Face Recognition Technology: Compulsory Visibility and Its Impact on Privacy and the Confidentiality of Personal Identifiable Images. ..
  • Face Recognition Technologies: Designing Systems that Protect Privacy and Prevent Bias. ...
  • Handbook of Face Recognition.




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