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Related papers: SARe: Structure-Aware Large-Scale 3D Fragment Reas…

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Multi-segment reconstruction (MSR) problem consists of recovering a signal from noisy segments with unknown positions of the observation windows. One example arises in DNA sequence assembly, which is typically solved by matching short reads…

Signal Processing · Electrical Eng. & Systems 2018-02-27 Mona Zehni , Minh N. Do , Zhizhen Zhao

Following the advent of NeRFs, 3D Gaussian Splatting (3D-GS) has paved the way to real-time neural rendering overcoming the computational burden of volumetric methods. Following the pioneering work of 3D-GS, several methods have attempted…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Evangelos Ververas , Rolandos Alexandros Potamias , Jifei Song , Jiankang Deng , Stefanos Zafeiriou

Phase unwrapping is a key problem in many coherent imaging systems, such as synthetic aperture radar (SAR) interferometry. A general formulation for redundant integration of finite differences for phase unwrapping (Costantini et al., 2010)…

Other Computer Science · Computer Science 2018-05-04 Ravi Lanka

Achieving tight bounding boxes of a shape while guaranteeing complete boundness is an essential task for efficient geometric operations and unsupervised semantic part detection. But previous methods fail to achieve both full coverage and…

Computer Vision and Pattern Recognition · Computer Science 2023-12-04 Chanhyeok Park , Minhyuk Sung

High-fidelity interactive digital assets are essential for embodied intelligence and robotic interaction, yet articulated objects remain challenging to reconstruct due to their complex structures and coupled geometry-motion relationships.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Jialin Li , Bin Fu , Ruiping Wang , Xilin Chen

We introduce DeepJoin, an automated approach to generate high-resolution repairs for fractured shapes using deep neural networks. Existing approaches to perform automated shape repair operate exclusively on symmetric objects, require a…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Nikolas Lamb , Sean Banerjee , Natasha Kholgade Banerjee

Accurate 3D foot reconstruction is crucial for personalized orthotics, digital healthcare, and virtual fittings. However, existing methods struggle with incomplete scans and anatomical variations, particularly in self-scanning scenarios…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Kyle Fogarty , Jing Yang , Chayan Kumar Patodi , Jack Foster , Aadi Bhanti , Steven Chacko , Cengiz Oztireli , Ujwal Bonde

Referring image segmentation aims to produce a pixel-level mask for the image region described by a natural-language expression. Although pretrained vision-language models have improved semantic grounding, many existing methods still rely…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Alaa Dalaq , Muzammil Behzad

Accurate Digital Surface Model (DSM) reconstruction from satellite imagery is critical for applications such as disaster response, urban planning, and large-scale geographic mapping. Existing approaches face a fundamental trade-off:…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Qiaoyi Yang , Chaoyi Zhou , Xi Liu , Run Wang , Minghui Xu , Mert D. Pesé , Feng Luo , Yuhao Xu , Zhi-Qi Cheng , Qiushi Chen , Hairong Qi , Siyu Huang

We propose a robust and accurate non-parametric method for single-view 3D face reconstruction (SVFR). While tremendous efforts have been devoted to parametric SVFR, a visible gap still lies between the result 3D shape and the ground truth.…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Longwei Guo , Hao Zhu , Yuanxun Lu , Menghua Wu , Xun Cao

This paper studies the challenging two-view 3D reconstruction in a rigorous sparse-view configuration, which is suffering from insufficient correspondences in the input image pairs for camera pose estimation. We present a novel Neural…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Bin Tan , Nan Xue , Tianfu Wu , Gui-Song Xia

In this report, we introduce UltraShape 1.0, a scalable 3D diffusion framework for high-fidelity 3D geometry generation. The proposed approach adopts a two-stage generation pipeline: a coarse global structure is first synthesized and then…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Tanghui Jia , Dongyu Yan , Dehao Hao , Yang Li , Kaiyi Zhang , Xianyi He , Lanjiong Li , Yuhan Wang , Jinnan Chen , Lutao Jiang , Qishen Yin , Long Quan , Ying-Cong Chen , Li Yuan

Existing methods of 3D cross-modal retrieval heavily lean on category distribution priors within the training set, which diminishes their efficacy when tasked with unseen categories under open-set environments. To tackle this problem, we…

Multimedia · Computer Science 2024-07-23 Yang Xu , Yifan Feng , Yu Jiang

Generic 3D reconstruction from a single image is a difficult problem. A lot of data loss occurs in the projection. A domain based approach to reconstruction where we solve a smaller set of problems for a particular use case lead to greater…

Computer Vision and Pattern Recognition · Computer Science 2016-06-21 Atishay Jain

This study explores the potential of a fully convolutional mesh autoencoder model for regenerating 3D nature faces with the presence of imperfect areas. We utilize deep learning approaches in graph processing and analysis to investigate the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Phuong D. Nguyen , Thinh D. Le , Duong Q. Nguyen , Thanh Q. Nguyen , Li-Wei Chou , H. Nguyen-Xuan

We study the problem of single-image 3D object reconstruction. Recent works have diverged into two directions: regression-based modeling and generative modeling. Regression methods efficiently infer visible surfaces, but struggle with…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Zixuan Huang , Mark Boss , Aaryaman Vasishta , James M. Rehg , Varun Jampani

Understanding 3D object shapes necessitates shape representation by object parts abstracted from results of instance and semantic segmentation. Promising shape representations enable computers to interpret a shape with meaningful parts and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Jiaxin Li , Hongxing Wang , Jiawei Tan , Zhilong Ou , Junsong Yuan

Shape assembly composes complex shapes geometries by arranging simple part geometries and has wide applications in autonomous robotic assembly and CAD modeling. Existing works focus on geometry reasoning and neglect the actual physical…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Yichen Li , Kaichun Mo , Yueqi Duan , He Wang , Jiequan Zhang , Lin Shao , Wojciech Matusik , Leonidas Guibas

Pairwise compatibility calculation is at the core of most fragments-reconstruction algorithms, in particular those designed to solve different types of the jigsaw puzzle problem. However, most existing approaches fail, or aren't designed to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Ofir Itzhak Shahar , Gur Elkin , Ohad Ben-Shahar

Parallel MRI is a fast imaging technique that enables the acquisition of highly resolved images in space or/and in time. The performance of parallel imaging strongly depends on the reconstruction algorithm, which can proceed either in the…

Applications · Statistics 2013-10-07 Lotfi Chaari , Sébastien Mériaux , Jean-Christophe Pesquet , Philippe Ciuciu