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This tutorial covers biomedical image reconstruction, from the foundational concepts of system modeling and direct reconstruction to modern sparsity and learning-based approaches. Imaging is a critical tool in biological research and…

Image and Video Processing · Electrical Eng. & Systems 2021-03-12 Michael T. McCann , Michael Unser

Deep learning advanced face recognition to an unprecedented accuracy. However, understanding how local parts of the face affect the overall recognition performance is still mostly unclear. Among others, face swap has been experimented to…

Computer Vision and Pattern Recognition · Computer Science 2022-06-24 Claudio Ferrari , Matteo Serpentoni , Stefano Berretti , Alberto Del Bimbo

This paper focuses on the challenging task of learning 3D object surface reconstructions from single RGB images. Existing methods achieve varying degrees of success by using different geometric representations. However, they all have their…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Jiapeng Tang , Xiaoguang Han , Junyi Pan , Kui Jia , Xin Tong

We study the problem of reconstructing an image from information stored at contour locations. We show that high-quality reconstructions with high fidelity to the source image can be obtained from sparse input, e.g., comprising less than…

Computer Vision and Pattern Recognition · Computer Science 2018-04-11 Tali Dekel , Chuang Gan , Dilip Krishnan , Ce Liu , William T. Freeman

Designing implants for large and complex cranial defects is a challenging task, even for professional designers. Current efforts on automating the design process focused mainly on convolutional neural networks (CNN), which have produced…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Jianning Li , David G. Ellis , Antonio Pepe , Christina Gsaxner , Michele R. Aizenberg , Jens Kleesiek , Jan Egger

This article is a sequel to our earlier work [25]. The main objective of our research is to explore the potential of supervised machine learning in face-induced social computing and cognition, riding on the momentum of much heralded…

Computer Vision and Pattern Recognition · Computer Science 2016-12-26 Xiaolin Wu , Xi Zhang , Chang Liu

In this study, we present a baseline approach for AutoImplant (https://autoimplant.grand-challenge.org/) - the cranial implant design challenge, which, as suggested by the organizers, can be formulated as a volumetric shape learning task.…

Computer Vision and Pattern Recognition · Computer Science 2020-06-25 Jianning Li , Antonio Pepe , Christina Gsaxner , Gord von Campe , Jan Egger

3D face reconstruction is a challenging problem but also an important task in the field of computer vision and graphics. Recently, many researchers put attention to the problem and a large number of articles have been published. Single…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Hanxin Wang

In this paper, we propose a novel machine learning architecture for facial reenactment. In particular, contrary to the model-based approaches or recent frame-based methods that use Deep Convolutional Neural Networks (DCNNs) to generate…

Computer Vision and Pattern Recognition · Computer Science 2020-05-25 Mohammad Rami Koujan , Michail Christos Doukas , Anastasios Roussos , Stefanos Zafeiriou

Facial image inpainting, with high-fidelity preservation for image realism, is a very challenging task. This is due to the subtle texture in key facial features (component) that are not easily transferable. Many image inpainting techniques…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Jireh Jam , Connah Kendrick , Vincent Drouard , Kevin Walker , Moi Hoon Yap

Deep neural networks (DNNs) trained on large-scale datasets have recently achieved impressive improvements in face recognition. But a persistent challenge remains to develop methods capable of handling large pose variations that are…

Computer Vision and Pattern Recognition · Computer Science 2017-08-17 Xi Peng , Xiang Yu , Kihyuk Sohn , Dimitris Metaxas , Manmohan Chandraker

Existing single view, 3D face reconstruction methods can produce beautifully detailed 3D results, but typically only for near frontal, unobstructed viewpoints. We describe a system designed to provide detailed 3D reconstructions of faces…

Computer Vision and Pattern Recognition · Computer Science 2018-04-02 Anh Tuan Tran , Tal Hassner , Iacopo Masi , Eran Paz , Yuval Nirkin , Gerard Medioni

3D face reconstruction technology aims to generate a face stereo model naturally and realistically. Previous deep face reconstruction approaches are typically designed to generate convincing textures and cannot generalize well to multiple…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Dapeng Zhao , Yue Qi

Muscle-based systems have the potential to provide both anatomical accuracy and semantic interpretability as compared to blendshape models; however, a lack of expressivity and differentiability has limited their impact. Thus, we propose…

Computer Vision and Pattern Recognition · Computer Science 2018-12-10 Michael Bao , Matthew Cong , Stéphane Grabli , Ronald Fedkiw

3D face reconstruction from a single 2D image is a very important topic in computer vision. However, the current reconstruction methods are usually non-sensitive to face identities and over-sensitive to facial poses, which may result in…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Yao Luo , Xiaoguang Tu , Mei Xie

We present a new facial recognition system, capable of identifying a person, provided their likeness has been previously stored in the system, in real time. The system is based on storing and comparing facial embeddings of the subject, and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Ashish Ranjan , Varun Nagesh Jolly Behera , Motahar Reza

Facial animation is one of the most challenging problems in computer graphics, and it is often solved using linear heuristics like blend-shape rigging. More expressive approaches like physical simulation have emerged, but these methods are…

Graphics · Computer Science 2019-07-25 Yeara Kozlov , Hongyi Xu , Moritz Bächer , Derek Bradley , Markus Gross , Thabo Beeler

We propose a novel approach to template based face recognition. Our dual goal is to both increase recognition accuracy and reduce the computational and storage costs of template matching. To do this, we leverage on an approach which was…

Computer Vision and Pattern Recognition · Computer Science 2016-07-07 Tal Hassner , Iacopo Masi , Jungyeon Kim , Jongmoo Choi , Shai Harel , Prem Natarajan , Gerard Medioni

What's the most accurate 3D model of your face you can obtain while sitting at your desk? We attempt to answer this question in our work. High fidelity face reconstructions have so far been limited to either studio settings or through…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Shubham Agrawal , Anuj Pahuja , Simon Lucey

Self-supervised learning has become a popular approach in recent years for its ability to learn meaningful representations without the need for data annotation. This paper proposes a novel image augmentation technique, overlaying images,…

Computer Vision and Pattern Recognition · Computer Science 2023-01-25 Yinheng Li , Han Ding , Shaofei Wang