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The objective of this paper is 3D shape understanding from single and multiple images. To this end, we introduce a new deep-learning architecture and loss function, SilNet, that can handle multiple views in an order-agnostic manner. The…

Computer Vision and Pattern Recognition · Computer Science 2017-11-22 Olivia Wiles , Andrew Zisserman

Learning to reconstruct 3D shapes using 2D images is an active research topic, with benefits of not requiring expensive 3D data. However, most work in this direction requires multi-view images for each object instance as training…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Bo Peng , Wei Wang , Jing Dong , Tieniu Tan

In this paper, we introduced a novel deep learning-based reconstruction technique for low-dose CT imaging using 3 dimensional convolutions to include the sagittal information unlike the existing 2 dimensional networks which exploits…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Doga Gunduzalp , Batuhan Cengiz , Mehmet Ozan Unal , Isa Yildirim

Ultrasound imaging is safe, relatively affordable, and capable of real-time performance. One application of this technology is to visualize and to characterize human tongue shape and motion during a real-time speech to study healthy or…

Image and Video Processing · Electrical Eng. & Systems 2019-12-09 M. Hamed Mozaffari , Won-Sook Lee

The 3D reconstruction of faces gains wide attention in computer vision and is used in many fields of application, for example, animation, virtual reality, and even forensics. This work is motivated by monitoring patients in sleep…

Computer Vision and Pattern Recognition · Computer Science 2025-02-06 Valentin Braeutigam , Vanessa Wirth , Ingrid Ullmann , Christian Schüßler , Martin Vossiek , Matthias Berking , Bernhard Egger

Industrial cone-beam X-ray computed tomography (CT) scans of additively manufactured components produce a 3D reconstruction from projection measurements acquired at multiple predetermined rotation angles of the component about a single…

Image and Video Processing · Electrical Eng. & Systems 2024-07-19 Jingsong Lin , Singanallur Venkatakrishnan , Gregery Buzzard , Amir Koushyar Ziabari , Charles Bouman

Computer-aided diagnosis for low-dose computed tomography (CT) based on deep learning has recently attracted attention as a first-line automatic testing tool because of its high accuracy and low radiation exposure. However, existing methods…

Image and Video Processing · Electrical Eng. & Systems 2022-06-28 Kyung-Su Kim , Seong Je Oh , Ju Hwan Lee , Myung Jin Chung

Deep learning has shown impressive results in reducing noise and artifacts in X-ray computed tomography (CT) reconstruction. Self-supervised CT reconstruction methods are especially appealing for real-world applications because they require…

Image and Video Processing · Electrical Eng. & Systems 2026-05-06 Dirk Elias Schut , Adriaan Graas , Robert van Liere , Tristan van Leeuwen

Endovascular surgical tool reconstruction represents an important factor in advancing endovascular tool navigation, which is an important step in endovascular surgery. However, the lack of publicly available datasets significantly restricts…

Image and Video Processing · Electrical Eng. & Systems 2024-10-30 Tudor Jianu , Baoru Huang , Hoan Nguyen , Binod Bhattarai , Tuong Do , Erman Tjiputra , Quang Tran , Pierre Berthet-Rayne , Ngan Le , Sebastiano Fichera , Anh Nguyen

Recovering textured 3D models of non-rigid human body shapes is challenging due to self-occlusions caused by complex body poses and shapes, clothing obstructions, lack of surface texture, background clutter, sparse set of cameras with…

Computer Vision and Pattern Recognition · Computer Science 2018-09-19 Abbhinav Venkat , Sai Sagar Jinka , Avinash Sharma

With the availability of more powerful computers, iterative reconstruction algorithms are the subject of an ongoing work in the design of more efficient reconstruction algorithms for X-ray computed tomography. In this work, we show how two…

Computer Vision and Pattern Recognition · Computer Science 2017-03-14 D. Trinca , Y. Zhong

A key question in the problem of 3D reconstruction is how to train a machine or a robot to model 3D objects. Many tasks like navigation in real-time systems such as autonomous vehicles directly depend on this problem. These systems usually…

Computer Vision and Pattern Recognition · Computer Science 2022-09-22 AmirHossein Zamani , Amir G. Aghdam , Kamran Ghaffari T

The reconstruction of three-dimensional models of coronary arteries is of great significance for the localization, evaluation and diagnosis of stenosis and plaque in the arteries, as well as for the assisted navigation of interventional…

Image and Video Processing · Electrical Eng. & Systems 2024-12-10 Lu Wang , Dong-xue Liang , Xiao-lei Yin , Jing Qiu , Zhi-yun Yang , Jun-hui Xing , Jian-zeng Dong , Zhao-yuan Ma

This paper studies the problem of reconstructing binary matrices that are only accessible through few evaluations of their discrete X-rays. Such question is prominently motivated by the demand in material science for developing a tool for…

Combinatorics · Mathematics 2007-05-23 Alberto Del Lungo , Andrea Frosini , Maurice Nivat , Laurent Vuillon

We present a novel method to reconstruct the 3D layout of a room (walls, floors, ceilings) from a single perspective view in challenging conditions, by contrast with previous single-view methods restricted to cuboid-shaped layouts. This…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Sinisa Stekovic , Shreyas Hampali , Mahdi Rad , Sayan Deb Sarkar , Friedrich Fraundorfer , Vincent Lepetit

CT scans are the standard-of-care for many clinical ailments, and are needed for treatments like external beam radiotherapy. Unfortunately, CT scanners are rare in low and mid-resource settings due to their costs. Planar X-ray radiography…

Image and Video Processing · Electrical Eng. & Systems 2023-08-07 Yiran Sun , Tucker Netherton , Laurence Court , Ashok Veeraraghavan , Guha Balakrishnan

Reconstructing 3D models from 2D images is one of the fundamental problems in computer vision. In this work, we propose a deep learning technique for 3D object reconstruction from a single image. Contrary to recent works that either use 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 K L Navaneet , Ansu Mathew , Shashank Kashyap , Wei-Chih Hung , Varun Jampani , R. Venkatesh Babu

We present an algorithm for reconstructing dense, geometrically consistent depth for all pixels in a monocular video. We leverage a conventional structure-from-motion reconstruction to establish geometric constraints on pixels in the video.…

Computer Vision and Pattern Recognition · Computer Science 2020-08-28 Xuan Luo , Jia-Bin Huang , Richard Szeliski , Kevin Matzen , Johannes Kopf

Cascaded regression has been recently applied to reconstructing 3D faces from single 2D images directly in shape space, and achieved state-of-the-art performance. This paper investigates thoroughly such cascaded regression based 3D face…

Computer Vision and Pattern Recognition · Computer Science 2017-04-19 Feng Liu , Dan Zeng , Jing Li , Qijun Zhao

A panoramic X-ray compresses a 3D jaw into a 2D strip; we aim to recover the missing depth cleanly and fast. Existing implicit neural representations render realistic volumes but are slow to train, sensitive to sampling and positional…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Bikram Keshari Parida , Abhijit Sen , Wonsang You