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Reconstructing a dynamic scene from image inputs is a fundamental computer vision task with many downstream applications. Despite recent advancements, existing approaches still struggle to achieve high-quality reconstructions from unseen…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Sara Oblak , Despoina Paschalidou , Sanja Fidler , Matan Atzmon

Various algorithms have been proposed for dictionary learning. Among those for image processing, many use image patches to form dictionaries. This paper focuses on whole-image recovery from corrupted linear measurements. We address the open…

计算机视觉与模式识别 · 计算机科学 2014-08-19 Yangyang Xu , Wotao Yin

3D reconstruction is a technique used in computer vision which has a wide range of applications in areas like object recognition, city modelling, virtual reality, physical simulations, video games and special effects. Previously, to perform…

计算机视觉与模式识别 · 计算机科学 2017-10-06 Saed Khawaldeh , Tajwar Abrar Aleef , Usama Pervaiz , Vu Hoang Minh , Yeman Brhane Hagos

Traditional feature-based image stitching technologies rely heavily on feature detection quality, often failing to stitch images with few features or low resolution. The learning-based image stitching solutions are rarely studied due to the…

计算机视觉与模式识别 · 计算机科学 2021-07-07 Lang Nie , Chunyu Lin , Kang Liao , Shuaicheng Liu , Yao Zhao

Existing methods for reconstructing interactive scenes primarily focus on replacing reconstructed objects with CAD models retrieved from a limited database, resulting in significant discrepancies between the reconstructed and observed…

机器人学 · 计算机科学 2023-08-02 Zeyu Zhang , Lexing Zhang , Zaijin Wang , Ziyuan Jiao , Muzhi Han , Yixin Zhu , Song-Chun Zhu , Hangxin Liu

In this paper we present a semi-automatic 2D-3D local registration pipeline capable of coloring 3D models obtained from 3D scanners by using uncalibrated images. The proposed pipeline exploits the Structure from Motion (SfM) technique in…

计算机视觉与模式识别 · 计算机科学 2015-05-08 Citlalli Gamez Serna , Ruven Pillay , Alain Tremeau

In general, the problem of non-rigid registration is about matching two different scans of a dynamic object taken at two different points in time. These scans can undergo both rigid motions and non-rigid deformations. Since new parts of the…

计算机视觉与模式识别 · 计算机科学 2021-11-09 Alireza Ahmadi

Dense reconstructions often contain errors that prior work has so far minimised using high quality sensors and regularising the output. Nevertheless, errors still persist. This paper proposes a machine learning technique to identify errors…

计算机视觉与模式识别 · 计算机科学 2018-01-31 Michael Tanner , Stefan Saftescu , Alex Bewley , Paul Newman

With the rapid development of computer graphics and vision, several three-dimensional (3D) reconstruction techniques have been proposed and used to obtain the 3D representation of objects in the form of point cloud models, mesh models, and…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Rui Wang

Rigid registration of multi-view and multi-platform LiDAR scans is a fundamental problem in 3D mapping, robotic navigation, and large-scale urban modeling applications. Data acquisition with LiDAR sensors involves scanning multiple areas…

计算机视觉与模式识别 · 计算机科学 2020-02-03 Aby Thomas , Adarsh Sunilkumar , Shankar Shylesh , Aby Abahai T. , Subhasree Methirumangalath , Dong Chen , Jiju Peethambaran

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…

计算机视觉与模式识别 · 计算机科学 2019-04-11 Jiapeng Tang , Xiaoguang Han , Junyi Pan , Kui Jia , Xin Tong

Change detection plays a vital role in scene monitoring, exploration, and continual reconstruction. Existing 3D change detection methods often exhibit spatial inconsistency in the detected changes and fail to explicitly separate pre- and…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Zirui Zhou , Junfeng Ni , Shujie Zhang , Yixin Chen , Siyuan Huang

The volume estimation of brain regions from MRI data is a key problem in many clinical applications, where the acquisition of data at high spatial resolution is desirable. While parallel MRI and constrained image reconstruction algorithms…

图像与视频处理 · 电气工程与系统科学 2021-05-20 Aniket Pramanik , Xiaodong Wu , Mathews Jacob

X-ray ptychography is one of the versatile techniques for nanometer resolution imaging. The magnitude of the diffraction patterns is recorded on a detector and the phase of the diffraction patterns is estimated using phase retrieval…

图像与视频处理 · 电气工程与系统科学 2021-05-21 Prasan Shedligeri , Florian Schiffers , Semih Barutcu , Pablo Ruiz , Aggelos K Katsaggelos , Oliver Cossairt

Recent advances have enabled 3d object reconstruction approaches using a single off-the-shelf RGB-D camera. Although these approaches are successful for a wide range of object classes, they rely on stable and distinctive geometric or…

计算机视觉与模式识别 · 计算机科学 2017-04-04 Dimitrios Tzionas , Juergen Gall

Ptychography is an emerging imaging technique that is able to provide wavelength-limited spatial resolution from specimen with extended lateral dimensions. As a scanning microscopy method, a typical two-dimensional image requires a number…

State-of-the-art methods for large-scale 3D reconstruction from RGB-D sensors usually reduce drift in camera tracking by globally optimizing the estimated camera poses in real-time without simultaneously updating the reconstructed surface…

计算机视觉与模式识别 · 计算机科学 2017-09-13 Robert Maier , Raphael Schaller , Daniel Cremers

Efficient indexing and searching of high dimensional data has been an area of active research due to the growing exploitation of high dimensional data and the vulnerability of traditional search methods to the curse of dimensionality. This…

信息检索 · 计算机科学 2015-05-13 Yu Zhong

The unprecedented success of image reconstruction approaches based on deep neural networks has revolutionised both the processing and the analysis paradigms in several applied disciplines. In the field of digital humanities, the task of…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Fabio Merizzi , Perrine Saillard , Oceane Acquier , Elena Morotti , Elena Loli Piccolomini , Luca Calatroni , Rosa Maria Dessì

3D Cloth modeling and simulation is essential for avatars creation in several fields, such as fashion, entertainment, and animation. Achieving high-quality results is challenging due to the large variability of clothed body especially in…

图形学 · 计算机科学 2025-08-08 Davide Garavaso , Federico Masi , Pietro Musoni , Umberto Castellani