Facial recognition is a form of biometric recognition. It uses the unique configuration of facial features to identify individuals. Most of us have already had our faces scanned and compared to other data sources such as social media sites. This technology, also known as facial authentication, is used for everything from unlocking your smartphone to verifying your identity at bank ATMs. Facial recognition is not a new technology, but it is becoming more powerful and affordable as computer processing power grows. That means it’s beginning to move from controlled environments and into our everyday lives.
Facial Recognition Assignment Help Online
Want assistance with Face Recognition assignment help from a reputable expert? Need help writing your Face Recognition assignment in a clean and organized manner, with sufficient comments? A facial recognition system identifies faces based on patterns in a facial database. The detection process begins with identifying human faces within an image and works toward recognizing those faces. Face recognition software uses biometrics on images or videos to identify facial features. Using a database of such faces, it compares the information with the data.
Although facial recognition can identify individuals, it can also raise privacy concerns. You can use it for surveillance as well as marketing. If you need assistance in any type of programming (even Node-Red) or tutoring, our Face Recognition assignment expert will help you out.
What is Facial Recognition?
Facial recognition software calculates a person’s facial characteristics using machine learning algorithms. This program captures or analyzes a person’s biometric features to verify his or her identity. This system can be used without physical contact, unlike other biometric systems.
The use of face recognition tends to be restricted to authentication but in many other ground-breaking uses. To catch and deter shoplifters, retailers are using facial recognition technology. Banks use the technology to verify users’ identities through mobile banking apps. In healthcare organizations as well, facial recognition is being investigated to enhance the patient experience.
Uses of Face Recognition
For identifying faces
Facial recognition systems recognize people by their faces. A facial recognition system verifies that a person is authorized rather than checking if they have valid identification.
To Access Control
You need to use face recognition for access to the specific software or app. Moreover, the picture of the face is also taken in natural conditions, such as in frontal shots. Face recognition in this application is highly accurate and requires little user involvement.
For security reasons
Security is one of the main concerns at airports, airline offices, and among passengers these days. In many airports around the world, face recognition technology is used to protect passengers.
To find missing persons.
Every day, there are countless missing people around the globe. Face recognition technology can detect a missing person’s photo in an airport, retail store, or other public space, alerting users when spotted.
Keeping track of school attendance.
Facial recognition can improve school safety and track students’ attendance. Face recognition software is used to identify students in the classroom and count their attendance.
Assist in forensic investigations
The use of facial recognition technology enables investigators to automatically identify people in surveillance footage or other videos. Furthermore, face recognition software can be used at crime scenes to identify unconscious or dead victims.
A way to recognize VIPs
Facial recognition can improve the experience for fans. The face recognition technology can identify season ticket holders instantly when they attend sporting events. It is possible to offer swag to season ticket holders, allow them to skip lines, and provide them other perks that would boost their loyalty.
To verify identity at the ATM.
Face recognition technology allows one to reliably verify that individuals using ATM cards are who they claim to be. Many cities are currently using face recognition technology to protect people’s identities at ATMs.
Keep schools safe from threats.
Face-recognition technology in CCTV cameras helps detect expelled students, dangerous parents, drug dealers and others who may pose a threat.
Facial Recognition: How does it work?
The face can be used to identify a person or verify their identity. A machine learning algorithm is used to analyze and compare facial data patterns. Follow the steps below to detect one person’s facial features:
- An image of your face is captured in a photograph or video. It does not matter whether you are alone or in a crowd; your face may appear. Your image is recorded in the software.
- A facial recognition program determines your facial geometry by measuring the distance between your eyes, the forehead to chin distance, and the distance between your lips and nose. A system identifies 68 key facial landmarks to distinguish your face.
- A facial signature is used as a formula to compare your face with a database of known faces.
- In the end, facial recognition software determines whether your faceprint matches a photograph in a database.
Who uses facial recognition technology?
Smartphone makers in products.
With its iPhone X and iPhone XS, Apple first introduced facial recognition for unlocking. The phone authenticates you and makes sure it’s you. Apple estimates that random facial recognition unlocks your phone once a million times.
College students in the classroom.
Face recognition software, in essence, takes the role of a surveillance camera. Your professor could be aware if you skip class. With it, you won’t even think of sending your smart roommate to take your test.
Social media companies on the website
Facebook uses a system to detect faces in photos you upload. When you upload photos to social media, they ask if you want to tag people. If you say yes, the link to their profiles is created. According to Facebook, faces are recognized with an accuracy of 98 per cent.
Retailers at stores.
You can use facial recognition along with surveillance cameras to scan shoppers’ faces. The goal is to identify individuals who may be burglars or shoplifters.
Airlines at the departure gates
It’s common practice for agents to scan boarding passes at the gate when you board your flight.
Entrances to buildings and restricted areas
Security badges have been bought and sold by some companies in exchange for facial recognition systems. Beyond security, it may allow you to have a face-to-face meeting with the boss.
Religious groups at worship spots
Many churches scan their congregations with facial recognition software to note who is there. This system allows the tracker to keep track of regular donors and not-so-regular ones as well.
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Accurately identifying people in photos has up until now been a very human process, even though social media sites have been suggesting photo tags since 2010. Their success has been a little bit hit and miss, especially where drunk selfies are concerned, but things are starting to step up. And technology developed by Facebook’s AI lab can now recognize faces with 97.35 percent accuracy, which is actually 0.28 percent less accurate than a human, which is surprising because computers are normally more accurate than us. So why are we humans still better than computers at this? The human ability to identify people and things by sight is quite a unique form of identification. Most other animals get to know and recognize each other by smell. Your dog isn’t necessarily a deviant. All that sniffing is the equivalent of you peering around a dark nightclub to try to make out with your friend’s.
Facial recognition is something we’ve evolved to do. We have a whole area of our brain dedicated to it. The fusiform face area, to be precise, is linked to other skills too. Chess players who learn from a young age often use this area of the brain when analyzing different configurations of pieces on a board. Essentially, the human brain is very well primed to recognize recurring patterns, and faces are just another pattern.
Initial attempts at AI try to mimic this human method. The computer would divide the face into visible landmarks called nodal points, which include things like the depth of the eye sockets, the distance between each eye, and your nose’s width. The differences between these areas were then used to create a unique code, a person’s faceprint. But there was a problem with getting a correct match. Photos had to be almost like life in their composition, and you rarely get the same view of your face in photos. Our faces are in constant flux. They’re just not static like fingerprints.
There are four main issues you face when developing facial recognition. They’re known as the A-PIE problem. Aging Pose Illumination Emotions, but never fear. Now there is a 3D recognition system called DeepFace. It’s able to take a 2D photo of the person and create a 3D model of the face. Now, this allows the face to be rotated so that pictures taken from different angles or poses can be compared, and that takes care of the P of A-PIE, Pose. The A Ageing is no longer a problem either. The faceprint system has been refined and is now created from areas of the face with rigid tissue and bone, such as the curves of the eye socket or the nose or the chin, things that apparently don’t alter much as we age. But the main reason for the heightened accuracy of DeepFace is down to a computer teaching technique called Deep Learning, which uses algorithms to try and work out when it’s on the right track. Each time it correctly or incorrectly matches two faces. It remembers the steps it took to create a roadmap. And the more times it repeats the process, the more connections that appear on its map and the more accurate it becomes at the task. The idea is for the computer to build a network of connections, like how the neural network of interconnected neurons.
Facebook’s neural network has a staggering 20 million connections, a number that will keep increasing with every photo uploaded intact. The larger the data set, the better the computer can become. Facebook’s benefit is that the data needed to train the computers to recognize faces is already on the platform in the form of a library of 4.4 million labeled faces taken from the profiles of just 4030 Facebook users. Imagine how good it could be tapped into more. But is this the best use of intelligent software? Surely facial recognition could be used for good, say for security tracking. Back in the classic 1985 bond, Christopher Walken used a computer program to identify what looks like an 8-bit version of Bond.
That was sci-fi, of course, but in fact, most of the original facial recognition systems were based on the same sort of 2D system. The problem is, as CCTV images tend to be dark or grainy, it was difficult to identify people in that way. However, things are changing. This year, Download Festival became the first outdoor event in the UK to scan the crowds for known troublemakers. Cameras were placed strategically around the festival, monitoring the 90000 strong crowds. Shopkeepers are using similar software to create their database of known crooks and alert them when shoplifters enter the store. Then there’s things like fraud. MasterCard is looking to see if taking a selfie could be a viable way to authenticate a credit card purchase. And, of course, what technological breakthrough would be complete without marketing people getting their hands all over it? Mondelez International Supermarket in the US is already trialing smart shelves, cameras in the aisles; identify your age and gender, then use that info to interact with you, offering you what it thinks are suitable deals. Now, I imagine if the software had this Facebook training, it could recognize a hangover when it saw one and give you a voucher for paracetamol and bacon.
There’s another way that this tech could be useful too. People who suffer from face blindness or prosopagnosia would greatly benefit from facial recognition technology. And for those of us who forget names. There’s also an app called NameTag that takes a snap of a person and finds their online profile for you. If you combine that with something like Google Glass, then you’d never need to look socially awkward again. There’s the elephant in the room. Privacy Japan’s National Institute of Informatics Technology, has created privacy glasses with special lenses to absorb light to mask the wearer’s features through facial recognition software. But that technology might already be redundant. Something called FaceIt Argus can identify you using your skin. The technique is known as Surface Texture Analysis, and it works like facial recognition, but it creates a skin print instead. And it is so accurate it can distinguish between identical twins, which Faceprint Readers struggle to do, what you do if you’ve already been processed and uploaded to a database.