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PCANet was proposed as a lightweight deep learning network that mainly leverages Principal Component Analysis (PCA) to learn multistage filter banks followed by binarization and block-wise histograming. PCANet was shown worked surprisingly…

Computer Vision and Pattern Recognition · Computer Science 2016-04-27 Cong Jie Ng , Andrew Beng Jin Teoh

Face recognition performance based on deep learning heavily relies on large-scale training data, which is often difficult to acquire in practical applications. To address this challenge, this paper proposes a GAN-based data augmentation…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Zhongwen Li , Zongwei Li , Xiaoqi Li

The randomness and uniqueness of human eye patterns is a major breakthrough in the search for quicker, easier and highly reliable forms of automatic human identification. It is being used extensively in security solutions. This includes…

Computer Vision and Pattern Recognition · Computer Science 2014-01-22 Mohamed A. El-Sayed , Mohamed A. Khafagy

We introduce a new rotationally invariant viewing angle classification method for identifying, among a large number of Cryo-EM projection images, similar views without prior knowledge of the molecule. Our rotationally invariant features are…

Biomolecules · Quantitative Biology 2014-03-19 Zhizhen Zhao , Amit Singer

Image forgery has become a critical threat with the rapid proliferation of AI-based generation tools, which make it increasingly easy to synthesize realistic but fraudulent facial content. Existing detection methods achieve near-perfect…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Wyatt McCurdy , Xin Zhang , Yuqi Song , Min Gao

Facial feature tracking is an active area in computer vision due to its relevance to many applications. It is a nontrivial task, since faces may have varying facial expressions, poses or occlusions. In this paper, we address this problem by…

Computer Vision and Pattern Recognition · Computer Science 2017-09-19 Yue Wu , Zuoguan Wang , Qiang Ji

Modeling non-stationary processes, where statistical properties vary across the input domain, is a critical challenge in machine learning; yet most scalable methods rely on a simplifying assumption of stationarity. This forces a difficult…

Machine Learning · Computer Science 2026-02-03 Sawan Kumar , Souvik Chakraborty

Depth information has been proven useful for face recognition. However, existing depth-image-based face recognition methods still suffer from noisy depth values and varying poses and expressions. In this paper, we propose a novel method for…

Computer Vision and Pattern Recognition · Computer Science 2018-05-02 Ziqing Feng , Qijun Zhao

Deepfake detection refers to detecting artificially generated or edited faces in images or videos, which plays an essential role in visual information security. Despite promising progress in recent years, Deepfake detection remains a…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Chunlei Peng , Huiqing Guo , Decheng Liu , Nannan Wang , Ruimin Hu , Xinbo Gao

Robust face detection is one of the most important pre-processing steps to support facial expression analysis, facial landmarking, face recognition, pose estimation, building of 3D facial models, etc. Although this topic has been intensely…

Computer Vision and Pattern Recognition · Computer Science 2017-01-03 Yutong Zheng , Chenchen Zhu , Khoa Luu , Chandrasekhar Bhagavatula , T. Hoang Ngan Le , Marios Savvides

Face recognition is widely used in the scene. However, different visual environments require different methods, and face recognition has a difficulty in complex environments. Therefore, this paper mainly experiments complex faces in the…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 Qian Li , Nan Guo , Xiaochun Ye , Dongrui Fan , Zhimin Tang

This paper presents a method for face detection in the wild, which integrates a ConvNet and a 3D mean face model in an end-to-end multi-task discriminative learning framework. The 3D mean face model is predefined and fixed (e.g., we used…

Computer Vision and Pattern Recognition · Computer Science 2016-08-30 Yunzhu Li , Benyuan Sun , Tianfu Wu , Yizhou Wang

Facial expressions are important cues to observe human emotions. Facial expression recognition has attracted many researchers for years, but it is still a challenging topic since expression features vary greatly with the head poses,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 S. D. Lalitha , K. K. Thyagharajan

With the development of convolution neural network, more and more researchers focus their attention on the advantage of CNN for face recognition task. In this paper, we propose a deep convolution network for learning a robust face…

Computer Vision and Pattern Recognition · Computer Science 2015-07-20 Xiang Wu

Existing face forgery detection methods usually treat face forgery detection as a binary classification problem and adopt deep convolution neural networks to learn discriminative features. The ideal discriminative features should be only…

Computer Vision and Pattern Recognition · Computer Science 2022-07-11 Wanyi Zhuang , Qi Chu , Haojie Yuan , Changtao Miao , Bin Liu , Nenghai Yu

Existing inpainting methods have achieved promising performance for recovering regular or small image defects. However, filling in large continuous holes remains difficult due to the lack of constraints for the hole center. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Jingyuan Li , Ning Wang , Lefei Zhang , Bo Du , Dacheng Tao

Large pose variations remain to be a challenge that confronts real-word face detection. We propose a new cascaded Convolutional Neural Network, dubbed the name Supervised Transformer Network, to address this challenge. The first stage is a…

Computer Vision and Pattern Recognition · Computer Science 2016-07-20 Dong Chen , Gang Hua , Fang Wen , Jian Sun

As multimedia content is quickly growing, the field of facial recognition has become one of the major research fields, particularly in the recent years. The most problematic area to researchers in image processing and computer vision is the…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Aya Kaysan Bahjat

Automatic recognition of signature is a challenging problem which has received much attention during recent years due to its many applications in different fields. Signature has been used for long time for verification and authentication…

Computer Vision and Pattern Recognition · Computer Science 2013-11-08 Ankit Chadha , Neha Satam , Vibha Wali

The purpose of this paper is to design a solution to the problem of facial recognition by use of convolutional neural networks, with the intention of applying the solution in a camera-based home-entry access control system. More…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Lars Lien Ankile , Morgan Feet Heggland , Kjartan Krange