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Related papers: Deep Cascaded Bi-Network for Face Hallucination

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We present an algorithm that takes a single frame of a person's face from a depth camera, e.g., Kinect, and produces a high-resolution 3D mesh of the input face. We leverage a dataset of 3D face meshes of 1204 distinct individuals ranging…

Computer Vision and Pattern Recognition · Computer Science 2018-09-14 Shu Liang , Ira Kemelmacher-Shlizerman , Linda G. Shapiro

Deep neural networks have dramatically advanced the state of the art for many areas of machine learning. Recently they have been shown to have a remarkable ability to generate highly complex visual artifacts such as images and text rather…

Computer Vision and Pattern Recognition · Computer Science 2016-07-08 Andrey Zhmoginov , Mark Sandler

The performance of facial super-resolution methods relies on their ability to recover facial structures and salient features effectively. Even though the convolutional neural network and generative adversarial network-based methods deliver…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Abhishek Srivastava , Sukalpa Chanda , Umapada Pal

Fine-grained semantic segmentation of a person's face and head, including facial parts and head components, has progressed a great deal in recent years. However, it remains a challenging task, whereby considering ambiguous occlusions and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-31 Lei Li , Tianfang Zhang , Zhongfeng Kang , Xikun Jiang

Image matting refers to the estimation of the opacity of foreground objects. It requires correct contours and fine details of foreground objects for the matting results. To better accomplish human image matting tasks, we propose the Cascade…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Zijian Yu , Xuhui Li , Huijuan Huang , Wen Zheng , Li Chen

Recently, convolutional neural networks (CNNs) have been widely employed to promote the face hallucination due to the ability to predict high-frequency details from a large number of samples. However, most of them fail to take into account…

Computer Vision and Pattern Recognition · Computer Science 2021-07-08 Tao Lu , Yuanzhi Wang , Yanduo Zhang , Yu Wang , Wei Liu , Zhongyuan Wang , Junjun Jiang

We propose a novel single-step training strategy that allows convolutional encoder-decoder networks that use skip connections, to complete partially observed data by means of hallucination. This strategy is demonstrated for the task of…

Computer Vision and Pattern Recognition · Computer Science 2019-09-09 Chenyang Lu , Gijs Dubbelman

3D face alignment of monocular images is a crucial process in the recognition of faces with disguise.3D face reconstruction facilitated by alignment can restore the face structure which is helpful in detcting disguise interference.This…

Computer Vision and Pattern Recognition · Computer Science 2019-09-02 Lei Jiang Xiao-Jun Wu Josef Kittler

In recent years, face super-resolution (FSR) methods have achieved remarkable progress, generally maintaining high image fidelity and identity (ID) consistency under standard settings. However, in extreme degradation scenarios (e.g., scale…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Jiarui Yang , Hang Guo , Wen Huang , Tao Dai , Shutao Xia

An ability to generalize unconstrained conditions such as severe occlusions and large pose variations remains a challenging goal to achieve in face alignment. In this paper, a multistage model based on deep neural networks is proposed which…

Computer Vision and Pattern Recognition · Computer Science 2020-02-05 Huabin Wang , Rui Cheng , Jian Zhou , Liang Tao , Hon Keung Kwan

Appearance-based gaze estimation has attracted more and more attention because of its wide range of applications. The use of deep convolutional neural networks has improved the accuracy significantly. In order to improve the estimation…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Zhaokang Chen , Bertram E. Shi

Existing face hallucination methods based on convolutional neural networks (CNN) have achieved impressive performance on low-resolution (LR) faces in a normal illumination condition. However, their performance degrades dramatically when LR…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Yang Zhang , Ivor Tsang , Yawei Luo , Changhui Hu , Xiaobo Lu , Xin Yu

It has been recently shown that neural networks can recover the geometric structure of a face from a single given image. A common denominator of most existing face geometry reconstruction methods is the restriction of the solution space to…

Computer Vision and Pattern Recognition · Computer Science 2017-09-18 Matan Sela , Elad Richardson , Ron Kimmel

Given a pair of partially overlapping source and target images and a keypoint in the source image, the keypoint's correspondent in the target image can be either visible, occluded or outside the field of view. Local feature matching methods…

Computer Vision and Pattern Recognition · Computer Science 2022-02-03 Hugo Germain , Vincent Lepetit , Guillaume Bourmaud

Linear subspace representations of appearance variation are pervasive in computer vision. This paper addresses the problem of robustly matching such subspaces (computing the similarity between them) when they are used to describe the scope…

Computer Vision and Pattern Recognition · Computer Science 2014-02-03 Ognjen Arandjelovic

Three-dimensional face dense alignment and reconstruction in the wild is a challenging problem as partial facial information is commonly missing in occluded and large pose face images. Large head pose variations also increase the solution…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Zeyu Ruan , Changqing Zou , Longhai Wu , Gangshan Wu , Limin Wang

Sensitivity to severe occlusion and large view angles limits the usage scenarios of the existing monocular 3D dense face alignment methods. The state-of-the-art 3DMM-based method, directly regresses the model's coefficients, underutilizing…

Computer Vision and Pattern Recognition · Computer Science 2023-05-22 Heyuan Li , Bo Wang , Yu Cheng , Mohan Kankanhalli , Robby T. Tan

Photos of faces captured in unconstrained environments, such as large crowds, still constitute challenges for current face recognition approaches as often faces are occluded by objects or people in the foreground. However, few studies have…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Stefan Hörmann , Zeyuan Zhang , Martin Knoche , Torben Teepe , Gerhard Rigoll

This study demonstrates a novel approach to facial camouflage that combines targeted cosmetic perturbations and alpha transparency layer manipulation to evade modern facial recognition systems. Unlike previous methods -- such as CV dazzle,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 David Noever , Forrest McKee

We propose a method to address challenges in unconstrained face detection, such as arbitrary pose variations and occlusions. First, a new image feature called Normalized Pixel Difference (NPD) is proposed. NPD feature is computed as the…

Computer Vision and Pattern Recognition · Computer Science 2015-09-08 Shengcai Liao , Anil K. Jain , Stan Z. Li