First of all, I want to recommend this article (TABLE IV). It's not the most recent, but the algorithm families haven't changed much.

If you were referring to the face_recognition library, then it uses the dlib_face_recognition_resnet_model_v1 model, which is indeed somewhat outdated.

In my opinion, you should compare the two models Facenet and SphereFace2. The second one is quite new. And for training the first one, Google used a huge amount of data (more than for any other model).

Answer from Gromov on Stack Exchange
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Medium
medium.com › pythons-gurus › what-is-the-best-face-detector-ab650d8c1225
What’s the Best Face Detector?. Comparing Dlib, OpenCV, MTCNN, and… | by Amos Stailey-Young | Python’s Gurus | Medium
March 5, 2026 - Dlib can be installed directly through Python or accessed through the Face Recognition Python library. However, there is a very strong trade-off between Dlib accuracy and performance based on the upsampling parameter.
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Real Python
realpython.com › face-recognition-with-python
Build Your Own Face Recognition Tool With Python – Real Python
September 21, 2026 - For this tutorial, you only need to remember that it works best with a CPU. CNN (convolutional neural network) is another technique for object detection. In contrast to a HOG, a CNN works better on a GPU, otherwise known as a video card. These algorithms don’t rely on deep learning. If you’d like to learn more about how algorithms like these work under the hood, then Traditional Face Detection With Python is your guide. Next, you’ll use face_recognition to detect the face in each image and get its encoding.
Discussions

machine learning - Best Python library for face recognition - Data Science Stack Exchange
I need to use an accurate library ... python project. I used the face-recognition but I could no get the desired result. Is there any way to get 99% accuracy? I have more than 1000 students to register and then need to recognise them. ... First of all, I want to recommend this article (TABLE IV). It's not the most recent, but the algorithm families haven't ... More on datascience.stackexchange.com
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November 20, 2023
machine learning - which is the most effective(accurate) face detection method in python - Data Science Stack Exchange
i try haar_cascade for face detection and LBPH for face recognition , but the result wasn't good enough, please suggest good ways to detect and recognize faces. my aim is to create an app which ta... More on datascience.stackexchange.com
🌐 datascience.stackexchange.com
Which is the best algorithm for Face Recognition?
The deep learning algorithms project a face image in a 128-dimensional euclidean space. Best regards. Kifilideen. ... Other methods used for face recognition are Deep Hypersphere Embedding for face recognition, FaceMatch, EigenFaces, FischerFaces, LBPH, Face Everthing, Fisherfaces, Real Time Face Recognition, DeepID Test, Node FaceNet, Facial Recognition API for Python ... More on researchgate.net
🌐 researchgate.net
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November 11, 2016
Face Recognition
Man, i think there is a lot to learn in between tic tac toe and facial recognition. Try googling something like , “detect faces python” “image learning python”. That should at least cover some basic concepts. Often times I ask questions here too and get answers like this. .. Import facerecognizeiffamilymember For screenscan in camera: If guy not in family: Homedefense.releaseattackdogs() More on reddit.com
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January 12, 2019
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Medium
basilchackomathew.medium.com › face-recognition-in-python-a-comprehensive-guide-960a48436d0f
Face Recognition in Python: A Comprehensive Guide | by Basil CM | Medium
May 17, 2023 - This can be done using algorithms like Haar cascades, HOG (Histogram of Oriented Gradients), or deep learning-based models such as SSD (Single Shot MultiBox Detector) or YOLO (You Only Look Once).
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Quora
quora.com › Which-is-the-best-face-recognition-algorithm-in-OpenCV-Python
Which is the best face recognition algorithm in OpenCV Python? - Quora
Answer: You can use the Local Binary Pattern Histogram (LBPH) algorithm. This algorithm is robust and is used in most of the face recognition and detection system.
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GitHub
github.com › ageitgey › face_recognition
GitHub - ageitgey/face_recognition: The world's simplest facial recognition api for Python and the command line · GitHub
For more information on the ResNet that powers the face encodings, check out his blog post. Thanks to everyone who works on all the awesome Python data science libraries like numpy, scipy, scikit-image, pillow, etc, etc that makes this kind of stuff so easy and fun in Python.
Find elsewhere
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Analytics Vidhya
analyticsvidhya.com › home › build your face recognition system using python
Face Recognition System Using Python - Analytics Vidhya
February 19, 2025 - A. To detect face masks using Python, ... with or without masks. ... Face recognition uses algorithms like Eigenfaces, Fisherfaces, and Deep Neural Networks (DNNs)....
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Towards Data Science
towardsdatascience.com › a-guide-to-face-detection-in-python-3eab0f6b9fc1
A guide to Face Detection in Python (With Code) | by Maël Fabien | Medium
April 11, 2023 - In this tutorial, we’ll see how to create and launch a face detection algorithm in Python using OpenCV and Dlib. We’ll also add some features to detect eyes and mouth on multiple faces at the same…
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YouTube
youtube.com › watch
Python Face Recognition (Beginner Tutorial) - YouTube
Let's walk through building facial recognition from completely scratch! We will learn about Python facial recognition libraries, embeddings and vectors, and ...
Published: January 22, 2024
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Viso.ai
viso.ai › computer-vision › deepface
DeepFace AI: Facial Recognition Pipelines Explained
August 10, 2026 - Teams compare published accuracy scores, pick the model with the highest number, and then watch performance collapse in production. DeepFace, the open-source Python library maintained by Sefik Ilkin Serengil, is useful precisely because it makes ...
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Medium
medium.com › imagescv › 6-amazing-algorithms-for-detecting-faces-in-images-23d4d2106e13
6 Amazing Algorithms For Detecting Faces In Images With Python Code References | by Yaniv Noema | imagescv | Medium
January 16, 2022 - The most popular of these is the Viola-Jones algorithm, but it’s not perfect. There are plenty of other great options out there like the Haar Cascades and Fisherfaces which you can use to detect faces on your own computer or mobile device.
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Great Learning
mygreatlearning.com › blog › ai and machine learning › face recognition with python and opencv
Face Recognition with Python and OpenCV | Face Recognition
September 2, 2024 - It contains over 2500 optimized algorithms for various tasks, such as image and video processing, face detection, object identification, and more. OpenCV provides a comprehensive suite of tools and functions, making it a powerful resource for developers working on computer vision projects, including face recognition.
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MachineLearningMastery
machinelearningmastery.com › home › blog › how to perform face detection with deep learning
How to Perform Face Detection with Deep Learning - MachineLearningMastery.com
August 23, 2020 - Face detection is a computer vision problem that involves finding faces in photos. It is a trivial problem for humans to solve and has been solved reasonably well by classical feature-based techniques, such as the cascade classifier. More recently deep learning methods have achieved state-of-the-art results on standard benchmark face detection datasets.
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PyImageSearch
pyimagesearch.com › home › blog › face recognition with opencv, python, and deep learning
Face recognition with OpenCV, Python, and deep learning - PyImageSearch
December 20, 2024 - From there, we’ll run the recognize scripts to actually recognize the faces. Figure 3: Facial recognition via deep learning and Python using the face_recognition module method generates a 128-d real-valued number feature vector per face.
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PyPI
pypi.org › project › face-recognition
face-recognition · PyPI
For more information on the ResNet that powers the face encodings, check out his blog post. Thanks to everyone who works on all the awesome Python data science libraries like numpy, scipy, scikit-image, pillow, etc, etc that makes this kind of stuff so easy and fun in Python.
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LearnOpenCV
learnopencv.com › home › object detection › what is face detection? ultimate guide 2025 + model comparison
What is Face Detection? Ultimate Guide 2025 + Model Comparison
January 13, 2025 - What is Face Detection? It's a technique to find the location of faces in an image or video. With performance comparison + Top 9 algorithms for Face Detection
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Codingal
codingal.com › coding-for-kids › blog › build-face-recognition-app-with-python
How To Build A Face Recognition App With Python? - Codingal
May 3, 2025 - Machine learning – OpenCV has implementations of classic ML algorithms like SVM and KNN that can be used for basic face recognition. Optimization – The algorithms are highly optimized to run fast, especially with GPU acceleration.