Questions tagged [facial-recognition]

A facial recognition system is a computer application capable of identifying or verifying a person from a digital image or a video frame from a video source.

Filter by
Sorted by
Tagged with
5
votes
2answers
143 views

Is algorithmic bias due to the training dataset used?

I recently read about algorithmic bias in facial recognition. Is algorithmic bias due to the training dataset used, or is it due to something else?
5
votes
1answer
77 views

What is the formula used to calculate the loss in the FaceNet model?

The FaceNet model returns the loss of the predictions and ground-truth classes. How is this loss calculated?
4
votes
2answers
394 views

Viola Jones Algorithm

Can Viola Jones algorithm be used to detect the facial emotion. Actually it was used in creating harr-cascade file for object and facial detection, but what confused me is whether it can be used to ...
4
votes
1answer
182 views

How to identify the face of a certain customer in a grocery store?

How would you solve the problem of identifying certain customer in a grocery store? Suppose our client is already signed-up on our website with an unique ID given to him. To come in to the store, ...
4
votes
2answers
220 views

How good is facial recognition exployed in public surveillance

What methods are used for facial recognition in public surveillance? Ideally, an answer would point to the software, algorithms or specifications being used. How can those be fooled? Fake or ...
4
votes
0answers
43 views

Extending FaceNet’s triplet loss to object recognition

FaceNet uses a novel loss metric (triplet loss) to train a model to output embeddings (128-D from the paper) such that any two faces of the same identity will have a small Euclidean distance, and such ...
3
votes
1answer
157 views

Is it possible to cheat facial recognition algorithm?

Assuming we're dealing with artificial neural network (e.g. using convnets) which was trained by large dataset of human faces. Are there any known issues or challenges where facial recognition would ...
2
votes
1answer
54 views

How does ARKit's Facial Tracking work?

iPhone X allows you to look at the TrueDepth camera and reports 52 facial blendshapes like how much your eye is opened, how much your jaw is opened, etc. If I want to do something similar with other ...
2
votes
1answer
43 views

Can I recognize the faces of people around the world?

I created a system where every moment takes photos of the face of who is in the vision of the camera. Initially I took 500 photos of me, to recognize its creator. This takes approximately 20 seconds. ...
1
vote
2answers
73 views

How long it takes to train face recognition deep neural network? (rough estimation)

If I use a desktop PC with a GPU, how long it might take to train face recognition deep neural network on let's say dataset of 2.6 million images and 2600 identities? I guess it should depend on ...
1
vote
1answer
35 views

Detailed explaination of Facenet Model for face recogniton?

Can some one explain how Facenet model works in detail and simple words .
1
vote
2answers
91 views

Which library / algorithm should I use to recognise a specific facial expression (C#)

I have a friend who, after having a stroke, now has locked-in syndrome who and can now only move his eyes and eyelids. I've been working on some C# software (written in Unity3D) to help him to ...
1
vote
1answer
27 views

How is the percentage or the probablity calculated using Loss function in Facenet Model?

This question is related to What is the formula used to calculate the accuracy in the FaceNet model? . I know how loss is calculated in the FaceNet model , but how the loss function is used to ...
1
vote
1answer
377 views

How can we use data augmentation for creating data set for face recognition and will the inverted faces on augmented images detected?

I saw when browsing we can use data augmentation for creating a dataset for face recognition. The augmented images may include inverted, tilted or distorted faces. Do the model detect the face from ...
1
vote
2answers
60 views

Searching an AI to recognize and locate persons in a factory

TLDR : Is there an AI available that can recognize employees in a factory and tell when they entered and left pre-defined areas? I work in a factory where we gather cycle time data from various ...
1
vote
1answer
38 views

What is the current state of the art in animal facial recognition?

As far as I can tell, most work on facial recognition has been done in relation to human faces. Has any significant work been done for dogs, and are there any special challenges that would make it ...
1
vote
0answers
35 views

Threshold selection for Siamese network hyper-parameter tuning

I'm interested in modeling a Siamese network for facial verification. I've already written a simple working model that inputs feature vectors generated from two CNNs with shared weights then outputs a ...
1
vote
0answers
30 views

Implementing JSON with facial recognition software [closed]

I wrote the code for my facial recognition using Python, open-CV and it works, but I wanted to go further. Therefore, I created a JSON file that contains details about the people in my image dataset. ...
1
vote
0answers
25 views

How to implement fisherface algorithm and how much time will it take?

I found on the web that fisherface is the best algorithm for face detection. Before investing deeply into it, I just want to know how hard is it to implement it and how much time will it take. I am ...
1
vote
0answers
18 views

Are there some formulae in facial recognition that are indicators of close kinship?

I noticed what I considered a close resemblance of a woman B to another woman A which led to a close relative A labelled C, who B bore an even stronger resemblance to than she did to A. However I ...
1
vote
0answers
57 views

Machine learning approach to facial recognition

First of all I'm very new to the field. Maybe my question is a bit too naive or even trivial... I'm currently trying to understand how can I go about recognizing different faces. Here is what I ...
1
vote
0answers
59 views

Will commercialisation and widespread use of A.I in security and surveillance and other household products threaten free will or endanger privacy?

Everything from facial recognition to the google home is coming equiped with A.I and it is being widely used , If autonomously connected to the internet , will A.I pose a threat to privacy or will it ...
1
vote
0answers
39 views

How to calculate Adaptive gradient?

In the FaceNet paper there mentions an gradient algorithm called 'AdaGrad'(Adaptive Gradient) referenced to this paper which has apparently been used to calculate the gradient of the Triplet Loss ...
0
votes
1answer
41 views

How to identify whether images contain driver's licenses or ID cards

Suppose I have a lot of scans of hardcopy documents, in the form of jpegs. Some of them are potentially scans of driver's licenses or identification cards. I wonder what would be a good way to ...
0
votes
0answers
47 views

Few doubts regarding facial recognition

What are some famous algorithms that i can apply to develop a face recognition software to achieve more than 95% accuracy .What are some good sources related to this. I have basic knowledge related ...
0
votes
1answer
38 views

Facial Recognition + Database + Compare & Identify - is it complicated?

The last week I've been looking for freelancers who are able to do this project for me but they weren't that experienced in it, so I would like to know whether my idea is complicated or is it their ...