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This paper proposes to solve the Total Variation regularized models by finding the residual between the input and the unknown optimal solution. After analyzing a previous method, we developed a new iterative algorithm, named as Residual…

Computer Vision and Pattern Recognition · Computer Science 2020-09-09 Yuanhao Gong

Millimeter wave (mmWave) sensing is an emerging technology with applications in 3D object characterization and environment mapping. However, realizing precise 3D reconstruction from sparse mmWave signals remains challenging. Existing…

Computer Vision and Pattern Recognition · Computer Science 2023-11-23 Xingyu Chen , Xinyu Zhang , Qiyue Xia , Xinmin Fang , Chris Xiaoxuan Lu , Zhengxiong Li

We introduce a novel neural network-based computational pipeline as a representation-agnostic slicer for multi-axis 3D printing. This advanced slicer can work on models with diverse representations and intricate topology. The approach…

Computational Geometry · Computer Science 2024-05-28 Tao Liu , Tianyu Zhang , Yongxue Chen , Yuming Huang , Charlie C. L. Wang

This work presents a differentiable rendering approach that allows latent fractal flame parameters to be learned from image supervision using gradient descent optimization. The approach extends the state-of-the-art in differentiable…

Graphics · Computer Science 2025-01-14 Jordan J. Bannister , Derek Nowrouzezahrai

Application of realism enhancement methods, particularly in real-time and resource-constrained settings, has been frustrated by the expense of existing methods. These achieve high quality results only at the cost of long runtimes and high…

Graphics · Computer Science 2023-06-08 Arturo Salmi , Szabolcs Cséfalvay , James Imber

Differentiable rendering has been widely adopted in computer graphics as a powerful approach to inverse problems, enabling efficient gradient-based optimization by differentiating the image formation process with respect to millions of…

This paper presents a Refinement Pyramid Transformer (RePFormer) for robust facial landmark detection. Most facial landmark detectors focus on learning representative image features. However, these CNN-based feature representations are not…

Computer Vision and Pattern Recognition · Computer Science 2022-07-11 Jinpeng Li , Haibo Jin , Shengcai Liao , Ling Shao , Pheng-Ann Heng

To perform adversarial attacks in the physical world, many studies have proposed adversarial camouflage, a method to hide a target object by applying camouflage patterns on 3D object surfaces. For obtaining optimal physical adversarial…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Naufal Suryanto , Yongsu Kim , Hyoeun Kang , Harashta Tatimma Larasati , Youngyeo Yun , Thi-Thu-Huong Le , Hunmin Yang , Se-Yoon Oh , Howon Kim

We present a novel Relightable Neural Renderer (RNR) for simultaneous view synthesis and relighting using multi-view image inputs. Existing neural rendering (NR) does not explicitly model the physical rendering process and hence has limited…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 Zhang Chen , Anpei Chen , Guli Zhang , Chengyuan Wang , Yu Ji , Kiriakos N. Kutulakos , Jingyi Yu

Purpose: The aim of this work is to develop a high-performance, flexible and easy-to-use MRI reconstruction framework using the scientific programming language Julia. Methods: Julia is a modern, general purpose programming language with…

Medical Physics · Physics 2021-03-22 Tobias Knopp , Mirco Grosser

Recent facial texture generation methods prefer to use deep networks to synthesize image content and then fill in the UV map, thus generating a compelling full texture from a single image. Nevertheless, the synthesized texture UV map…

Computer Vision and Pattern Recognition · Computer Science 2026-01-09 Chengyang Li , Baoping Cheng , Yao Cheng , Haocheng Zhang , Renshuai Liu , Yinglin Zheng , Jing Liao , Xuan Cheng

Point scene understanding is a challenging task to process real-world scene point cloud, which aims at segmenting each object, estimating its pose, and reconstructing its mesh simultaneously. Recent state-of-the-art method first segments…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Xiaoxuan Yu , Hao Wang , Weiming Li , Qiang Wang , Soonyong Cho , Younghun Sung

Efficiently re-identifying and tracking objects across a network of cameras is crucial for applications like traffic surveillance. Spatula is the state-of-the-art video database management system (VDBMS) for processing Re-ID queries.…

Databases · Computer Science 2025-07-15 Pramod Chunduri , Yao Lu , Joy Arulraj

We propose an analysis-by-synthesis method for fast multi-view 3D reconstruction of opaque objects with arbitrary materials and illumination. State-of-the-art methods use both neural surface representations and neural rendering. While…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Markus Worchel , Rodrigo Diaz , Weiwen Hu , Oliver Schreer , Ingo Feldmann , Peter Eisert

Hyperspectral image classification (HSIC) has gained significant attention because of its potential in analyzing high-dimensional data with rich spectral and spatial information. In this work, we propose the Differential Spatial-Spectral…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Muhammad Ahmad , Manuel Mazzara , Salvatore Distefano , Adil Mehmood Khan , Silvia Liberata Ullo

Existing methods for relightable view synthesis -- using a set of images of an object under unknown lighting to recover a 3D representation that can be rendered from novel viewpoints under a target illumination -- are based on inverse…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Xiaoming Zhao , Pratul P. Srinivasan , Dor Verbin , Keunhong Park , Ricardo Martin Brualla , Philipp Henzler

This project aims to advance differentiable fluid dynamics for hypersonic coupled flow over porous media, demonstrating the potential of automatic differentiation (AD)-based optimization for end-to-end solutions. Leveraging AD efficiently…

Fluid Dynamics · Physics 2024-07-01 Wenkang Wang , Xuanwei Zhang , Deniz Bezgin , Aaron Buhendwa , Xu Chu , Bernhard Weigand

Recent work has shown the ability to learn generative models for 3D shapes from only unstructured 2D images. However, training such models requires differentiating through the rasterization step of the rendering process, therefore past work…

Computer Vision and Pattern Recognition · Computer Science 2020-03-02 Sebastian Lunz , Yingzhen Li , Andrew Fitzgibbon , Nate Kushman

Direct volume rendering is often used to compare different 3D scalar fields. The choice of the transfer function which maps scalar values to color and opacity plays a critical role in this task. We present a technique for the automatic…

Graphics · Computer Science 2023-06-12 Christoph Neuhauser , Rüdiger Westermann

This paper targets the challenge of real-time LiDAR re-simulation in dynamic driving scenarios. Recent approaches utilize neural radiance fields combined with the physical modeling of LiDAR sensors to achieve high-fidelity re-simulation…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Chenxu Zhou , Lvchang Fu , Sida Peng , Yunzhi Yan , Zhanhua Zhang , Yong Chen , Jiazhi Xia , Xiaowei Zhou