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Unconstrained remote gaze tracking using off-the-shelf cameras is a challenging problem. Recently, promising algorithms for appearance-based gaze estimation using convolutional neural networks (CNN) have been proposed. Improving their…

Computer Vision and Pattern Recognition · Computer Science 2018-04-24 Rajeev Ranjan , Shalini De Mello , Jan Kautz

Object viewpoint estimation from 2D images is an essential task in computer vision. However, two issues hinder its progress: scarcity of training data with viewpoint annotations, and a lack of powerful features. Inspired by the growing…

Computer Vision and Pattern Recognition · Computer Science 2015-05-22 Hao Su , Charles R. Qi , Yangyan Li , Leonidas Guibas

Convolutional Neural Network (CNN) features have been successfully employed in recent works as an image descriptor for various vision tasks. But the inability of the deep CNN features to exhibit invariance to geometric transformations and…

Computer Vision and Pattern Recognition · Computer Science 2015-04-27 Konda Reddy Mopuri , R. Venkatesh Babu

Deriving an effective facial expression recognition component is important for a successful human-computer interaction system. Nonetheless, recognizing facial expression remains a challenging task. This paper describes a novel approach…

Computer Vision and Pattern Recognition · Computer Science 2019-04-15 Mundher Al-Shabi , Wooi Ping Cheah , Tee Connie

The problem of faces detection in images or video streams is a classical problem of computer vision. The multiple solutions of this problem have been proposed, but the question of their optimality is still open. Many algorithms achieve a…

Computer Vision and Pattern Recognition · Computer Science 2015-11-24 Ilya Kalinovskii , Vladimir Spitsyn

Face alignment is an active topic in computer vision, consisting in aligning a shape model on the face. To this end, most modern approaches refine the shape in a cascaded manner, starting from an initial guess. Those shape updates can…

Computer Vision and Pattern Recognition · Computer Science 2017-03-07 Arnaud Dapogny , Kévin Bailly , Séverine Dubuisson

While convolutional neural networks (CNNs) have recently made great strides in supervised classification of data structured on a grid (e.g. images composed of pixel grids), in several interesting datasets, the relations between features can…

Machine Learning · Computer Science 2018-11-02 Shrey Gadiya , Deepak Anand , Amit Sethi

Face representation is a crucial step of face recognition systems. An optimal face representation should be discriminative, robust, compact, and very easy-to-implement. While numerous hand-crafted and learning-based representations have…

Computer Vision and Pattern Recognition · Computer Science 2014-03-13 Haoqiang Fan , Zhimin Cao , Yuning Jiang , Qi Yin , Chinchilla Doudou

Convolutional Neural Networks (CNNs) were recently shown to provide state-of-the-art results for object category viewpoint estimation. However different ways of formulating this problem have been proposed and the competing approaches have…

Computer Vision and Pattern Recognition · Computer Science 2016-09-14 Francisco Massa , Renaud Marlet , Mathieu Aubry

Multi-face tracking in unconstrained videos is a challenging problem as faces of one person often appear drastically different in multiple shots due to significant variations in scale, pose, expression, illumination, and make-up. Existing…

Computer Vision and Pattern Recognition · Computer Science 2017-10-06 Shun Zhang , Jia-Bin Huang , Jongwoo Lim , Yihong Gong , Jinjun Wang , Narendra Ahuja , Ming-Hsuan Yang

Image denoising techniques are essential to reducing noise levels and enhancing diagnosis reliability in low-dose computed tomography (CT). Machine learning based denoising methods have shown great potential in removing the complex and…

Computer Vision and Pattern Recognition · Computer Science 2017-08-29 Dufan Wu , Kyungsang Kim , Georges El Fakhri , Quanzheng Li

In this paper we address the problem of hallucinating high-resolution facial images from unaligned low-resolution inputs at high magnification factors. We approach the problem with convolutional neural networks (CNNs) and propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 Klemen Grm , Simon Dobrišek , Walter J. Scheirer , Vitomir Štruc

This work presents a novel Convolutional Neural Network (CNN) architecture and a training procedure to enable robust and accurate pose estimation of a noncooperative spacecraft. First, a new CNN architecture is introduced that has scored a…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Tae Ha Park , Sumant Sharma , Simone D'Amico

We introduce our method and system for face recognition using multiple pose-aware deep learning models. In our representation, a face image is processed by several pose-specific deep convolutional neural network (CNN) models to generate…

Computer Vision and Pattern Recognition · Computer Science 2016-03-25 Wael AbdAlmageed , Yue Wua , Stephen Rawlsa , Shai Harel , Tal Hassner , Iacopo Masi , Jongmoo Choi , Jatuporn Toy Leksut , Jungyeon Kim , Prem Natarajan , Ram Nevatia , Gerard Medioni

We introduce a deep convolutional neural networks (CNN) architecture to classify facial attributes and recognize face images simultaneously via a shared learning paradigm to improve the accuracy for facial attribute prediction and face…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Mohammad Rasool Izadi

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

We present a new method for image reconstruction which replaces the projector in a projected gradient descent (PGD) with a convolutional neural network (CNN). CNNs trained as high-dimensional (image-to-image) regressors have recently been…

Computer Vision and Pattern Recognition · Computer Science 2018-09-11 Harshit Gupta , Kyong Hwan Jin , Ha Q. Nguyen , Michael T. McCann , Michael Unser

We present a multi-purpose algorithm for simultaneous face detection, face alignment, pose estimation, gender recognition, smile detection, age estimation and face recognition using a single deep convolutional neural network (CNN). The…

Computer Vision and Pattern Recognition · Computer Science 2016-11-04 Rajeev Ranjan , Swami Sankaranarayanan , Carlos D. Castillo , Rama Chellappa

Face detection is challenging as faces in images could be present at arbitrary locations and in different scales. We propose a three-stage cascade structure based on fully convolutional neural networks (FCNs). It first proposes the…

Computer Vision and Pattern Recognition · Computer Science 2016-09-13 Zhenheng Yang , Ram Nevatia

We observed that recent state-of-the-art results on single image human pose estimation were achieved by multi-stage Convolution Neural Networks (CNN). Notwithstanding the superior performance on static images, the application of these…

Computer Vision and Pattern Recognition · Computer Science 2018-03-12 Yue Luo , Jimmy Ren , Zhouxia Wang , Wenxiu Sun , Jinshan Pan , Jianbo Liu , Jiahao Pang , Liang Lin