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Depth completion aims at predicting dense pixel-wise depth from an extremely sparse map captured from a depth sensor, e.g., LiDARs. It plays an essential role in various applications such as autonomous driving, 3D reconstruction, augmented…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Junjie Hu , Chenyu Bao , Mete Ozay , Chenyou Fan , Qing Gao , Honghai Liu , Tin Lun Lam

Image editing techniques have rapidly advanced, facilitating both innovative use cases and malicious manipulation of digital images. Deep learning-based methods have recently achieved high accuracy in pixel-level forgery localization, yet…

计算机视觉与模式识别 · 计算机科学 2025-06-27 Ju-Hyeon Nam , Dong-Hyun Moon , Sang-Chul Lee

Parametric 3D models have formed a fundamental role in modeling deformable objects, such as human bodies, faces, and hands; however, the construction of such parametric models requires significant manual intervention and domain expertise.…

计算机视觉与模式识别 · 计算机科学 2022-01-21 Pablo Palafox , Nikolaos Sarafianos , Tony Tung , Angela Dai

3D shape is a crucial but heavily underutilized cue in today's computer vision systems, mostly due to the lack of a good generic shape representation. With the recent availability of inexpensive 2.5D depth sensors (e.g. Microsoft Kinect),…

计算机视觉与模式识别 · 计算机科学 2015-04-16 Zhirong Wu , Shuran Song , Aditya Khosla , Fisher Yu , Linguang Zhang , Xiaoou Tang , Jianxiong Xiao

The task of radio map estimation aims to generate a dense representation of electromagnetic spectrum quantities, such as the received signal strength at each grid point within a geographic region, based on measurements from a subset of…

计算机视觉与模式识别 · 计算机科学 2025-04-30 Zheng Fang , Kangjun Liu , Ke Chen , Qingyu Liu , Jianguo Zhang , Lingyang Song , Yaowei Wang

We propose NeRFiller, an approach that completes missing portions of a 3D capture via generative 3D inpainting using off-the-shelf 2D visual generative models. Often parts of a captured 3D scene or object are missing due to mesh…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Ethan Weber , Aleksander Hołyński , Varun Jampani , Saurabh Saxena , Noah Snavely , Abhishek Kar , Angjoo Kanazawa

We address the problem of generating a 360-degree image from a single image with a narrow field of view by estimating its surroundings. Previous methods suffered from overfitting to the training resolution and deterministic generation. This…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Naofumi Akimoto , Yuhi Matsuo , Yoshimitsu Aoki

3D instance segmentation plays a crucial role in comprehending 3D scenes. Despite recent advancements in this field, existing approaches exhibit certain limitations. These methods often rely on fixed instance positions obtained from sampled…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Mengnan Zhao , Lihe Zhang , Yuqiu Kong , Baocai Yin

Many real-world problems can be naturally described by mathematical formulas. The task of finding formulas from a set of observed inputs and outputs is called symbolic regression. Recently, neural networks have been applied to symbolic…

机器学习 · 计算机科学 2022-10-24 Martin Vastl , Jonáš Kulhánek , Jiří Kubalík , Erik Derner , Robert Babuška

Recent advances in 3D shape generation have achieved impressive results, but most existing methods rely on clean, unoccluded, and well-segmented inputs. Such conditions are rarely met in real-world scenarios. We present ShapeR, a novel…

Point cloud completion concerns to predict missing part for incomplete 3D shapes. A common strategy is to generate complete shape according to incomplete input. However, unordered nature of point clouds will degrade generation of…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Xin Wen , Peng Xiang , Zhizhong Han , Yan-Pei Cao , Pengfei Wan , Wen Zheng , Yu-Shen Liu

This paper presents a novel approach to object completion, with the primary goal of reconstructing a complete object from its partially visible components. Our method, named MaskComp, delineates the completion process through iterative…

计算机视觉与模式识别 · 计算机科学 2024-02-05 Xiang Li , Yinpeng Chen , Chung-Ching Lin , Hao Chen , Kai Hu , Rita Singh , Bhiksha Raj , Lijuan Wang , Zicheng Liu

This paper introduces a new shape-based image reconstruction technique applicable to a large class of imaging problems formulated in a variational sense. Given a collection of shape priors (a shape dictionary), we define our problem as…

泛函分析 · 数学 2013-03-04 Alireza Aghasi , Justin Romberg

High-fidelity 3D object synthesis remains significantly more challenging than 2D image generation due to the unstructured nature of mesh data and the cubic complexity of dense volumetric grids. Existing two-stage pipelines-compressing…

计算机视觉与模式识别 · 计算机科学 2025-06-13 Zhihao Li , Yufei Wang , Heliang Zheng , Yihao Luo , Bihan Wen

Many surface cues support three-dimensional shape perception, but people can sometimes still see shape when these features are missing -- in extreme cases, even when an object is completely occluded, as when covered with a draped cloth. We…

神经元与认知 · 定量生物学 2023-01-11 Ilker Yildirim , Max H. Siegel , Amir A. Soltani , Shraman Ray Chaudhari , Joshua B. Tenenbaum

Shape completion is the problem of completing partial input shapes such as partial scans. This problem finds important applications in computer vision and robotics due to issues such as occlusion or sparsity in real-world data. However,…

计算机视觉与模式识别 · 计算机科学 2021-07-08 Himanshu Arora , Saurabh Mishra , Shichong Peng , Ke Li , Ali Mahdavi-Amiri

3D reconstruction of hand-object manipulations is important for emulating human actions. Most methods dealing with challenging object manipulation scenarios, focus on hands reconstruction in isolation, ignoring physical and kinematic…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Ahmed Tawfik Aboukhadra , Jameel Malik , Nadia Robertini , Ahmed Elhayek , Didier Stricker

Time-series forecasts are essential for planning and decision-making in many domains. Explainability is key to building user trust and meeting transparency requirements. Shapley Additive Explanations (SHAP) is a popular explainable AI…

机器学习 · 计算机科学 2025-12-24 Matthias Hertel , Sebastian Pütz , Ralf Mikut , Veit Hagenmeyer , Benjamin Schäfer

We propose a novel method for joint estimation of shape and pose of rigid objects from their sequentially observed RGB-D images. In sharp contrast to past approaches that rely on complex non-linear optimization, we propose to formulate it…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Yuta Yoshitake , Mai Nishimura , Shohei Nobuhara , Ko Nishino

Point clouds are often sparse and incomplete. Existing shape completion methods are incapable of generating details of objects or learning the complex point distributions. To this end, we propose a cascaded refinement network together with…

计算机视觉与模式识别 · 计算机科学 2020-06-08 Xiaogang Wang , Marcelo H Ang , Gim Hee Lee