Face detection

face-detection

Great Reads

Hybrid Edge AI Face Alignment

by Sergey L. Gladkiy

In this article I’ll explain how to perform the alignment based on the face landmarks the detector has found.

Getting Started With Hybrid Edge AI for Facial Recognition

by Sergey L. Gladkiy

In this article we discuss the principles of face detection and facial recognition.

Hybrid Edge AI Face Detection

by Sergey L. Gladkiy

In this article, we’ll run a pretrained DNN model to detect faces in video.

Capturing motion from video using the Emgu CV library.

by Markus Koppensteiner

The article demonstrates how to use commands of the Emgu CV library to perform face recognition, frame subtraction, and dense optical flow.

Latest Articles

Hybrid Edge AI for Facial Recognition: Next Steps

by Sergey L. Gladkiy

In this article, we’ll discuss some aspects of developing a facial recognition system from scratch.

Hybrid Edge AI Face Alignment

by Sergey L. Gladkiy

In this article I’ll explain how to perform the alignment based on the face landmarks the detector has found.

Hybrid Edge AI Face Detection

by Sergey L. Gladkiy

In this article, we’ll run a pretrained DNN model to detect faces in video.

Getting Started With Hybrid Edge AI for Facial Recognition

by Sergey L. Gladkiy

In this article we discuss the principles of face detection and facial recognition.

All Articles

top

Face detection

How do I detect and Crop face from jpg image in asp .net and C#

3 Aug 2015 by Thomas Nielsen - getCore

An easy way would be to use one of the open source applications for that,this article describes nicely although you'll have to translate the 10 lines of code from vb.net :)Face Detection with 10 Lines of Code - VB.NET [^]

face-detection

image-processing

Emgu cv improve accuracy

18 Aug 2020 by Sandeep Mewara

Reference: EigenObjectRecognizer Constructor (images, labels, eigenDistanceThreshold, termCrit)[^] Quote: eigenDistanceThreshold (Double) The eigen distance threshold, (0, ~1000]. The smaller the number, the more likely an examined image...

.NET

face-detection

Emgu-CV

how to share a youtube video on facbook timeline that auto play?

24 Jan 2016 by karthik Udhayakumar

Hello,You cannot control the autoplay feature from your end it basically depends upon the user machine and settings:-(

YouTube

face-detection

Facebook-API

Face detection and recognition code is not working in C#

14 Jun 2018 by OriginalGriff

So go back to the article and ask there. Don't post this under Quick Answers - if you got the code from an article, then there is a "Add a Comment or Question" button at the bottom of that article, which causes an email to be sent to the author. They are then alerted that you wish to speak to...

face-detection

Emgu-CV

How to detect some parts of an image

23 Aug 2016 by MCSIDevelopers

Hi CP.I've created a form which is a TopMost application with a special image and I made the form be semi-transparent but because of high quality(resolution) I made the Opacity to be 0.1% so that I can see through it easily.Now what I want to do now is to be able to detect this image or...

C++

face-detection

video

How to detect some parts of an image

23 Aug 2016 by KarstenK

Your project is a tricky task to do. For performance reasons you really should consider implementing the video detection code in C++.You must work with some graphics library and preprocess the image like with edge or line detection. A possible way to go is with OpenCV as described int...

C++

face-detection

video

Camera shot : real face picture ..or picture from a previously captured photo?

28 Jun 2017 by Pete O'Hanlon

Unless you are using a depth camera, you can't differentiate between a 2D face and a 3D face - you lack the depth information to calculate this.

Face detection and recognition code is not working in C#

14 Jun 2018 by shubham sharma

Hello, I am trying to implement face detection and recognition system using Emgu CV. I got an already implemented project. Multiple face detection and recognition in real time[^] Here is the link where i got the project. What I have tried: 1. I have downloaded and install Emgu CV library as...

face-detection

Emgu-CV

How to implement portrait mode face detection in opencv android?

9 Jul 2018 by SONI DHARMIT

Hi all, I am trying to implement portrait mode face detection using open cv but I cannot get accurate result and I am also trying to detect mouth but I cannot. In landscape mode it works perfectly and able to detect mouth and eyes, but in portrait mode I cannot Please help me and guide me how...

How to implement portrait mode face detection in opencv android?

9 Jul 2018 by Darren_vms

Take a look at Open CV preview in portrait mode in Android. | f11labz[^] this should answer your questions and code is available for download /Darren

How to verify two images using azure cognitive face API ? need sample code

17 Oct 2019 by RickZeeland

See examples here: Quickstart: Detect faces in an image with the Azure REST API and C# - Azure Cognitive Services | Microsoft Docs[^] Identify faces: Example: Identify faces in images - Face API - Azure Cognitive Services | Microsoft Docs[^] Also see this CodeProject article: Face Detection...

face-detection

cognitive-computing

API

Showing diffrrent names on CV2 frames and terminal Python during face recognition?

16 Mar 2020 by Member 13743392

i am working on a face recognition project which will recognize the face and will send sms that who is at the door? So while running the program on terminal the CV2 frame is showing a wrong name and the command terminal recognizing the same face...

Face recognition on webcam implementation: cannot read property 'descriptor' of undefined

25 Apr 2020 by Joshua Jones

const results = resizedDetections.map(d => faceMatcher.findBestMatch(d.descriptor)) Your issue lies here. Read the error message more closely. "Uncaught (in promise) TypeError: Cannot read property 'descriptor' of undefined" I recommend...

Javascript

Node.js

artificial-intelligence

face-detection

Face recognition on webcam implementation: cannot read property 'descriptor' of undefined

25 Apr 2020 by Member 14812370

It is because your label image doesn't detect any face. You need to ensure the images are person face

Javascript

Node.js

artificial-intelligence

face-detection

Emgu cv improve accuracy

18 Aug 2020 by Member 14760154

I think i have a problem with my project , it's about an application for employee attandance using face recognition, i use emgu cv to develop my project ,but when i have try to test my program by train my face and my friend's face ,it show an...

.NET

face-detection

Emgu-CV

Set best value for eigen distance in emgu cv

31 Aug 2020 by Member 14760154

I have a problem with my current project about face detection , EigenObjectRecognizer recognizer = new EigenObjectRecognizer( trainingimages.ToArray(), labels.ToArray(), ...

.NET

face-detection

Emgu-CV

Set best value for eigen distance in emgu cv

31 Aug 2020 by Sandeep Mewara

You need to tune your parameter here. Following article will help understand it: EMGU Multiple Face Recognition using PCA and Parallel Optimisation[^] Another similar discussion[^] if needed.

.NET

face-detection

Emgu-CV

How to implement a human facial age recognition classifier on opencv?

21 Oct 2020 by Supoh

so i am trying to implement a face detection age classifying agent that detects a face on a photo and then classifies it according to age as 'Old' and 'Young'. So far I have implemented the face recognition class using OpenCV in which I used the...

How to implement a human facial age recognition classifier on opencv?

21 Oct 2020 by Sandeep Mewara

Based on different facial feature you need to define a confidence factor for defining an age. Train the model with datasets (images). Would suggest CNN (Neural Network) for this classification. Quote: In order to evaluate an age detector, you...

I need face and voice authentication for my website, can you help me?

11 Apr 2021 by OriginalGriff

Google found me loads of solutions: face and voice authentication for my website - Google Search[^] - using copy'n'paste from your question as the search term. But, if you mean "free face and voice authentication for my website" then you are...

face-detection

Emgu.cv.util.cvexception: opencv: using original local binary patterns for feature extraction only works on single-channel images (given 16). Please pass the image data as a grayscale image!

2 Oct 2022 by Mining Code

Hi all, I have my face recognition project. I face this problem with EmguCv 4.4.0 in C#: when I send the recognizer type "EMGU.CV.EigenFaceRecognizer" it works normally when loading the array of images, likewise when I use...

face-detection

Emgu-CV

How to group or classify a repeated unknown result.

23 May 2023 by Member 16010819

Hi; I am testing using CodeProject.AI with Blue Iris and is working fine. Of course, all not registered person is returned as unknown. On my test, most of the time the returned unknown is actually the same person. What I have tried: I would...

face-detection

Error when trying to recognize face

22 May 2023 by Trimata

Hi From few days i have been trying to make the facial recognition to run, but unsuccessfully. The configuration on which i am running is i5-6500 with 16 gig ram, ver. 2.1.8, windows 10 home. The installed modules are YOLOv5 .NET and facial...

face-detection

errors

Error when trying to recognize face

8 Sep 2023 by Member 7746805

You have to install also Deepstack, then copy files from C:\DeepStack\sharedfiles to C:\Program Files\CodeProject\AI\modules\FaceProcessing\assets.

face-detection

errors

Blue iris facial recognition, having trouble getting PIL to work.

14 Sep 2023 by Skulduggery

Getting this lovely error: 24:36:00: 24:36:00:Started Face Processing module 24:36:00:face.py: Traceback (most recent call last): 24:36:00:face.py: File "C:\Program Files\CodeProject\AI\modules\FaceProcessing\intelligencelayer\face.py", line...

Blue iris facial recognition, having trouble getting PIL to work.

20 Aug 2023 by Graeme_Grant

There is a dedicated forum to discuss this: Artificial Intelligence Discussion Boards - Code Project[^]

Blue iris facial recognition, having trouble getting PIL to work.

20 Aug 2023 by OriginalGriff

There is also a dedicated CodeProject.AI Discussions[^] forum which might be more relevant.

Hybrid Edge AI Face Alignment

20 Jul 2021 by Sergey L. Gladkiy

In this article I’ll explain how to perform the alignment based on the face landmarks the detector has found.

artificial-intelligence

Getting Started With Hybrid Edge AI for Facial Recognition

16 Jul 2021 by Sergey L. Gladkiy

In this article we discuss the principles of face detection and facial recognition.

Python

artificial-intelligence

YAML

deep-learning

face-detection

Hybrid Edge AI Face Detection

19 Jul 2021 by Sergey L. Gladkiy

In this article, we’ll run a pretrained DNN model to detect faces in video.

Python

artificial-intelligence

deep-learning

face-detection

Capturing motion from video using the Emgu CV library.

21 Jun 2017 by Markus Koppensteiner

The article demonstrates how to use commands of the Emgu CV library to perform face recognition, frame subtraction, and dense optical flow.

Error when trying to recognize face

17 May 2023 by OriginalGriff

Probably the best place to ask this is the dedicated forum: CodeProject.AI Discussions[^]

face-detection

errors

How do I delete faces from registered?

17 Dec 2023 by Dave Kreskowiak

Registered? Registered in what? What on earth are you talking about? If you're talking about the CodeProject AI, ask your question, WITH MORE DETAIL, int the dedicated forum at here[^].

face-detection

Hybrid Edge AI for Facial Recognition: Next Steps

4 Aug 2021 by Sergey L. Gladkiy

In this article, we’ll discuss some aspects of developing a facial recognition system from scratch.

artificial-intelligence

face-detection

Kubernetes

neural-network

Making a folder encrypter/locker with facial recognition in C#

24 Jan 2018 by Brute Force X

Greetings, how you all doing? well i am working on a university project as described above. a file or folder crypter/decrypter or locker that use facial recognition for authentication using webcam. can anyone suggest anything that can be useful like which Face Detection and Recognition Library...

.NET

face-detection

How do I delete faces from registered?

17 Dec 2023 by Hina Chow (Hina Chow)

I registered faces in codeproject ai under registered faces. I have tried to delete these faces in codeproject ai under "delete registered faces" but they will not. Now in Blue Iris under AI these names are recognized with every face. I am...

face-detection

How do I detect and Crop face from jpg image in asp .net and C#

23 Aug 2015 by SubhashRokzzz

Hi friends,Could anyone please tell me , how to detect and crop face from a given jpg image in asp .net using C# I need to know the any face detection opensource library which can help me to detect the face in any image.Thank you all... :)

face-detection

image-processing

how to share a youtube video on facbook timeline that auto play?

23 Jan 2016 by Member 11769907

Hi, I have some videos on my YouTube channel and I want to share those video on my face book timeline that auto play.

YouTube

face-detection

Facebook-API

Face recognition on webcam implementation: cannot read property 'descriptor' of undefined

24 Apr 2020 by Member 14812370

Im getting the same error !! Is that any solution for that ?

Javascript

Node.js

artificial-intelligence

face-detection

Emgu cv camera / webcam

6 Sep 2020 by Member 14760154

I have a problem with my project , I think it's about web camera/ camera problem , I have developed my application ,and i have test on my pc , it was successfully when i am using my camera, then i try to use webcam it was not move to...

How do I delete faces from registered?

17 Dec 2023 by Hina Chow (Hina Chow)

I have deleted faces from registered face but it still shows up as recognized. All faces are now recognized as one of the two faces registered and deleted. What I have tried: I have tried deleting and even deleting from hard drive. I have...

face-detection

How do I delete faces from registered?

N 9 Apr 2024 by Member 16238167

I ended up having to uninstall the module, manually delete the database files and folders and reinstall the module and then all the faces were gone. But that's not very helpful if you just want to be able to remove a single registered face. My...

face-detection

Face Recognition with OpenCV! image not loaded! ?

25 Oct 2015 by Member 12084462

Hey!I found a source code for a face Recognition program with opencv and i started to use just to see how its works so i can make my own one later. the problem is that i have done everything right but i have thing that i don't understand!. The problem is that when i start the project its...

Camera shot : real face picture ..or picture from a previously captured photo?

28 Jun 2017 by micmdk

I work on a facial recognition program by taking a facial image from a mobile camera... the problem is that the user can take a picture from the camera and not a picture of his real face Is there a way to know that the captured image is "real" and not a picture from a previously captured photo?...

How to verify two images using azure cognitive face API ? need sample code

17 Oct 2019 by Ayan Chaudhuri

How to verify two Images using Azure Cognitive Face API ? Need Sample Code I have two images of a single person. Now I want to compare those images and check whether those images are of same person or not. From the documentation I came to know that, I have to send two faceid's along with the...

face-detection

cognitive-computing

API

Face recognition on webcam implementation: cannot read property 'descriptor' of undefined

25 Apr 2020 by idk_Idk

Facing this issue in the implementation of face recognition on the webcam camera for the browser using node js for the web application. This error only comes when I add more than 1 name in my labels in loadLabeledImages() function. If I have one...

Javascript

Node.js

artificial-intelligence

face-detection

I need face and voice authentication for my website, can you help me?

11 Apr 2021 by alex minarial

I need face and voice authentication for my website, where can I get this web service? Google could not help me, can you help me? What I have tried: Google could not help me, can you help me?

face-detection

How to group or classify a repeated unknown result.

23 May 2023 by OriginalGriff

You probably need to ask that in the dedicated forum: CodeProject.AI Discussions[^]

face-detection