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Although existing face anti-spoofing (FAS) methods achieve high accuracy in intra-domain experiments, their effects drop severely in cross-domain scenarios because of poor generalization. Recently, multifarious techniques have been…

Computer Vision and Pattern Recognition · Computer Science 2022-01-03 Shice Liu , Shitao Lu , Hongyi Xu , Jing Yang , Shouhong Ding , Lizhuang Ma

Surveillance scenarios are prone to several problems since they usually involve low-resolution footage, and there is no control of how far the subjects may be from the camera in the first place. This situation is suitable for the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-27 Angelo G. Menezes

We present an algorithm for simultaneous face detection, landmarks localization, pose estimation and gender recognition using deep convolutional neural networks (CNN). The proposed method called, HyperFace, fuses the intermediate layers of…

Computer Vision and Pattern Recognition · Computer Science 2017-12-07 Rajeev Ranjan , Vishal M. Patel , Rama Chellappa

High-precision facial landmark detection (FLD) relies on high-resolution deep feature representations. However, low-resolution face images or the compression (via pooling or strided convolution) of originally high-resolution images hinder…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Jun Wan , Yuanzhi Yao , Zhihui Lai , Jie Zhou , Xianxu Hou , Wenwen Min

The objective of this paper is to learn a compact representation of image sets for template-based face recognition. We make the following contributions: first, we propose a network architecture which aggregates and embeds the face…

Computer Vision and Pattern Recognition · Computer Science 2018-10-24 Yujie Zhong , Relja Arandjelović , Andrew Zisserman

In this paper, we propose a novel multi-level aggregation network to regress the coordinates of the vertices of a 3D face from a single 2D image in an end-to-end manner. This is achieved by seamlessly combining standard convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2022-03-10 Yanda Meng , Xu Chen , Dongxu Gao , Yitian Zhao , Xiaoyun Yang , Yihong Qiao , Xiaowei Huang , Yalin Zheng

Face alignment has witnessed substantial progress in the last decade. One of the recent focuses has been aligning a dense 3D face shape to face images with large head poses. The dominant technology used is based on the cascade of…

Computer Vision and Pattern Recognition · Computer Science 2017-07-21 Amin Jourabloo , Mao Ye , Xiaoming Liu , Liu Ren

Vision-language models (VLMs) frequently generate hallucinated content plausible but incorrect claims about image content. We propose a training-free self-correction framework enabling VLMs to iteratively refine responses through…

Computer Vision and Pattern Recognition · Computer Science 2025-12-11 Kassoum Sanogo , Renzo Ardiccioni

Facial landmarks are highly correlated with each other since a certain landmark can be estimated by its neighboring landmarks. Most of the existing deep learning methods only use one fully-connected layer called shape prediction layer to…

Computer Vision and Pattern Recognition · Computer Science 2019-04-26 Zhiwen Shao , Hengliang Zhu , Xin Tan , Yangyang Hao , Lizhuang Ma

Blind face restoration (BFR) is a highly challenging problem due to the uncertainty of degradation patterns. Current methods have low generalization across photorealistic and heterogeneous domains. In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Nan Gao , Jia Li , Huaibo Huang , Zhi Zeng , Ke Shang , Shuwu Zhang , Ran He

Recent work has shown that convolutional networks can be substantially deeper, more accurate, and efficient to train if they contain shorter connections between layers close to the input and those close to the output. In this paper, we…

Machine Learning · Computer Science 2020-01-09 Gao Huang , Zhuang Liu , Geoff Pleiss , Laurens van der Maaten , Kilian Q. Weinberger

The goal in a blind image quality assessment (BIQA) model is to simulate the process of evaluating images by human eyes and accurately assess the quality of the image. Although many approaches effectively identify degradation, they do not…

Computer Vision and Pattern Recognition · Computer Science 2021-10-14 Guangyi Yang , Yang Zhan. , Yuxuan Wang

The state-of-the-art of face recognition has been significantly advanced by the emergence of deep learning. Very deep neural networks recently achieved great success on general object recognition because of their superb learning capacity.…

Computer Vision and Pattern Recognition · Computer Science 2015-02-04 Yi Sun , Ding Liang , Xiaogang Wang , Xiaoou Tang

Contemporary face hallucination (FH) models exhibit considerable ability to reconstruct high-resolution (HR) details from low-resolution (LR) face images. This ability is commonly learned from examples of corresponding HR-LR image pairs,…

Computer Vision and Pattern Recognition · Computer Science 2018-12-24 Klemen Grm , Martin Pernuš , Leo Cluzel , Walter Scheirer , Simon Dobrišek , Vitomir Štruc

Recently, deep learning based 3D face reconstruction methods have shown promising results in both quality and efficiency.However, training deep neural networks typically requires a large volume of data, whereas face images with ground-truth…

Computer Vision and Pattern Recognition · Computer Science 2020-04-10 Yu Deng , Jiaolong Yang , Sicheng Xu , Dong Chen , Yunde Jia , Xin Tong

Previous research on face restoration often focused on repairing a specific type of low-quality facial images such as low-resolution (LR) or occluded facial images. However, in the real world, both the above-mentioned forms of image…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Zhilei Liu , Yunpeng Wu , Le Li , Cuicui Zhang , Baoyuan Wu

We propose a two-stage method for face hallucination. First, we generate facial components of the input image using CNNs. These components represent the basic facial structures. Second, we synthesize fine-grained facial structures from high…

Computer Vision and Pattern Recognition · Computer Science 2017-08-09 Yibing Song , Jiawei Zhang , Shengfeng He , Linchao Bao , Qingxiong Yang

Single image dehazing is a critical image pre-processing step for subsequent high-level computer vision tasks. However, it remains challenging due to its ill-posed nature. Existing dehazing models tend to suffer from model overcomplexity…

Computer Vision and Pattern Recognition · Computer Science 2019-07-09 Jing Zhang , Dacheng Tao

Solving 6D pose estimation is non-trivial to cope with intrinsic appearance and shape variation and severe inter-object occlusion, and is made more challenging in light of extrinsic large illumination changes and low quality of the acquired…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Zelin Xu , Ke Chen , Kui Jia

Recent deep learning based face recognition methods have achieved great performance, but it still remains challenging to recognize very low-resolution query face like 28x28 pixels when CCTV camera is far from the captured subject. Such face…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Hanyang Kong , Jian Zhao , Xiaoguang Tu , Junliang Xing , Shengmei Shen , Jiashi Feng