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Deep learning has significantly advanced building segmentation in remote sensing, yet models struggle to generalize on data of diverse geographic regions due to variations in city layouts and the distribution of building types, sizes and…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Shuang Song , Yang Tang , Rongjun Qin

With deep learning becoming a more prominent approach for automatic classification of three-dimensional point cloud data, a key bottleneck is the amount of high quality training data, especially when compared to that available for…

计算机视觉与模式识别 · 计算机科学 2019-07-11 David Griffiths , Jan Boehm

Estimation of human shape and pose from a single image is a challenging task. It is an even more difficult problem to map the identified human shape onto a 3D human model. Existing methods map manually labelled human pixels in real 2D…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Mithun Lal , Anthony Paproki , Nariman Habili , Lars Petersson , Olivier Salvado , Clinton Fookes

Depth completion aims to recover dense depth maps from sparse depth measurements. It is of increasing importance for autonomous driving and draws increasing attention from the vision community. Most of existing methods directly train a…

计算机视觉与模式识别 · 计算机科学 2019-10-16 Yan Xu , Xinge Zhu , Jianping Shi , Guofeng Zhang , Hujun Bao , Hongsheng Li

Standard 3D reconstruction pipelines assume stationary world, therefore suffer from `ghost artifacts' whenever dynamic objects are present in the scene. Recent approaches has started tackling this issue, however, they typically either only…

计算机视觉与模式识别 · 计算机科学 2019-04-17 Ondrej Miksik , Vibhav Vineet

High-quality 3D human body reconstruction requires high-fidelity and large-scale training data and appropriate network design that effectively exploits the high-resolution input images. To tackle these problems, we propose a simple yet…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Sang-Hun Han , Min-Gyu Park , Ju Hong Yoon , Ju-Mi Kang , Young-Jae Park , Hae-Gon Jeon

We present a scalable low dimensional manifold model for the reconstruction of noisy and incomplete hyperspectral images. The model is based on the observation that the spatial-spectral blocks of a hyperspectral image typically lie close to…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Wei Zhu , Zuoqiang Shi , Stanley Osher

The importance of regularization has been well established in image reconstruction -- which is the computational inversion of imaging forward model -- with applications including deconvolution for microscopy, tomographic reconstruction,…

图像与视频处理 · 电气工程与系统科学 2021-06-29 Sanjay Viswanath , Manu Ghulyani , Muthuvel Arigovindan

In this paper, we present a new algorithm for fast, online 3D reconstruction of dynamic scenes using times of arrival of photons recorded by single-photon detector arrays. One of the main challenges in 3D imaging using single-photon lidar…

In many applications where collecting data is expensive, for example neuroscience or medical imaging, the sample size is typically small compared to the feature dimension. It is challenging in this setting to train expressive, non-linear…

机器学习 · 计算机科学 2019-04-23 Sergul Aydore , Bertrand Thirion , Gael Varoquaux

Large-scale scene data is essential for training and testing in robot learning. Neural reconstruction methods have promised the capability of reconstructing large physically-grounded outdoor scenes from captured sensor data. However, these…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Julian Ost , Andrea Ramazzina , Amogh Joshi , Maximilian Bömer , Mario Bijelic , Felix Heide

This paper addresses the problem of super-resolution: constructing a highly resolved (HR) image from a low resolved (LR) one. Recent unsupervised approaches search the latent space of a StyleGAN pre-trained on HR images, for the image that…

计算机视觉与模式识别 · 计算机科学 2023-11-29 Marzieh Gheisari , Auguste Genovesio

Deep learning has shown great potential in accelerating diffusion tensor imaging (DTI). Nevertheless, existing methods tend to suffer from Rician noise and eddy current, leading to detail loss in reconstructing the DTI-derived parametric…

图像与视频处理 · 电气工程与系统科学 2024-08-21 Wenxin Fan , Jian Cheng , Cheng Li , Jing Yang , Ruoyou Wu , Juan Zou , Shanshan Wang

Accurate depth information is essential for many computer vision applications. Yet, no available dataset recording method allows for fully dense accurate depth estimation in a large scale dynamic environment. In this paper, we introduce…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Simon de Moreau , Mathias Corsia , Hassan Bouchiba , Yasser Almehio , Andrei Bursuc , Hafid El-Idrissi , Fabien Moutarde

Single-photon lidar has emerged as a prime candidate technology for depth imaging through challenging environments. Until now, a major limitation has been the significant amount of time required for the analysis of the recorded data. Here…

图像与视频处理 · 电气工程与系统科学 2020-01-08 Julián Tachella , Yoann Altmann , Nicolas Mellado , Aongus McCarthy , Rachael Tobin , Gerald S. Buller , Jean-Yves Tourneret , Stephen McLaughlin

Reconstructing high-quality 3D objects from sparse, partial observations from a single view is of crucial importance for various applications in computer vision, robotics, and graphics. While recent neural implicit modeling methods show…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Shivam Duggal , Zihao Wang , Wei-Chiu Ma , Sivabalan Manivasagam , Justin Liang , Shenlong Wang , Raquel Urtasun

Creating geometric abstracted models from image-based scene reconstructions is difficult due to noise and irregularities in the reconstructed model. In this paper, we present a geometric modeling method for noisy reconstructions dominated…

计算机视觉与模式识别 · 计算机科学 2014-04-22 Thomas Holzmann , Christof Hoppe , Stefan Kluckner , Horst Bischof

Deep neural networks trained end-to-end to map a measurement of a (noisy) image to a clean image perform excellent for a variety of linear inverse problems. Current methods are only trained on a few hundreds or thousands of images as…

图像与视频处理 · 电气工程与系统科学 2023-02-24 Tobit Klug , Reinhard Heckel

Neural implicit functions have recently shown promising results on surface reconstructions from multiple views. However, current methods still suffer from excessive time complexity and poor robustness when reconstructing unbounded or…

计算机视觉与模式识别 · 计算机科学 2022-06-08 Jingyang Zhang , Yao Yao , Shiwei Li , Tian Fang , David McKinnon , Yanghai Tsin , Long Quan

Deep neural network based methods are the state of the art in various image restoration problems. Standard supervised learning frameworks require a set of noisy measurement and clean image pairs for which a distance between the output of…

图像与视频处理 · 电气工程与系统科学 2021-03-31 Rihuan Ke , Carola-Bibiane Schönlieb