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Related papers: SLCF-Net: Sequential LiDAR-Camera Fusion for Seman…

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This paper introduces Scene Completeness-Aware Depth Completion (SCADC) to complete raw lidar scans into dense depth maps with fine and complete scene structures. Recent sparse depth completion for lidars only focuses on the lower scenes…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Cho-Ying Wu , Ulrich Neumann

Environmental perception systems are crucial for high-precision mapping and autonomous navigation, with LiDAR serving as a core sensor providing accurate 3D point cloud data. Efficiently processing unstructured point clouds while extracting…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Chuang Chen , Yi Lin , Bo Wang , Jing Hu , Xi Wu , Wenyi Ge

Real-time immersive video communications, particularly high-fidelity 3D telepresence, necessitates a synergistic balance between instantaneous dynamic scene reconstruction and high-efficiency data transmission. While recent advancements in…

Image and Video Processing · Electrical Eng. & Systems 2026-04-29 Dingxi Yang , Wenqi Guo , Yue Liu , Jungong Han , Zhijin Qin

Inferring the 3D geometry and the semantic meaning of surfaces, which are occluded, is a very challenging task. Recently, a first end-to-end learning approach has been proposed that completes a scene from a single depth image. The approach…

Computer Vision and Pattern Recognition · Computer Science 2019-05-16 Martin Garbade , Yueh-Tung Chen , Johann Sawatzky , Juergen Gall

3D semantic scene completion and 2D semantic segmentation are two tightly correlated tasks that are both essential for indoor scene understanding, because they predict the same semantic classes, using positively correlated high-level…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Jie Li , Laiyan Ding , Rui Huang

LiDAR sensor is essential to the perception system in autonomous vehicles and intelligent robots. To fulfill the real-time requirements in real-world applications, it is necessary to efficiently segment the LiDAR scans. Most of previous…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Song Wang , Jianke Zhu , Ruixiang Zhang

Holistic 3D scene understanding, which jointly models geometry, appearance, and semantics, is crucial for applications like augmented reality and robotic interaction. Existing feed-forward 3D scene understanding methods (e.g., LSM) are…

Computer Vision and Pattern Recognition · Computer Science 2025-06-16 Qijing Li , Jingxiang Sun , Liang An , Zhaoqi Su , Hongwen Zhang , Yebin Liu

Monocular Semantic Scene Completion (MSSC) aims to predict the voxel-wise occupancy and semantic category from a single-view RGB image. Existing methods adopt a single-stage framework that aims to simultaneously achieve visible region…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Xuzhi Wang , Xinran Wu , Song Wang , Lingdong Kong , Ziping Zhao

This work proposes a novel approach that uses a semantic segmentation mask to obtain a 2D spatial layout of the segmentation-categories across the scene, designated by segmentation-based semantic features (SSFs). These features represent,…

Computer Vision and Pattern Recognition · Computer Science 2024-02-01 Ricardo Pereira , Tiago Barros , Luis Garrote , Ana Lopes , Urbano J. Nunes

Most deep learning approaches to comprehensive semantic modeling of 3D indoor spaces require costly dense annotations in the 3D domain. In this work, we explore a central 3D scene modeling task, namely, semantic scene reconstruction without…

Computer Vision and Pattern Recognition · Computer Science 2024-06-06 Junwen Huang , Alexey Artemov , Yujin Chen , Shuaifeng Zhi , Kai Xu , Matthias Nießner

Understanding 3D scenes is a critical prerequisite for autonomous agents. Recently, LiDAR and other sensors have made large amounts of data available in the form of temporal sequences of point cloud frames. In this work, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-11-18 Pan He , Patrick Emami , Sanjay Ranka , Anand Rangarajan

Camera-based 3D semantic scene completion (SSC) provides dense geometric and semantic perception for autonomous driving. However, images provide limited information making the model susceptible to geometric ambiguity caused by occlusion and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Meng Wang , Huilong Pi , Ruihui Li , Yunchuan Qin , Zhuo Tang , Kenli Li

Camera-based 3D semantic scene completion (SSC) is pivotal for predicting complicated 3D layouts with limited 2D image observations. The existing mainstream solutions generally leverage temporal information by roughly stacking history…

Computer Vision and Pattern Recognition · Computer Science 2024-11-07 Bohan Li , Jiajun Deng , Wenyao Zhang , Zhujin Liang , Dalong Du , Xin Jin , Wenjun Zeng

Recent research has begun exploring novel view synthesis (NVS) for LiDAR point clouds, aiming to generate realistic LiDAR scans from unseen viewpoints. However, most existing approaches do not reconstruct semantic labels, which are crucial…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Yi Chen , Tianchen Deng , Wentao Zhao , Xiaoning Wang , Wenqian Xi , Weidong Chen , Jingchuan Wang

Scene understanding based on LiDAR point cloud is an essential task for autonomous cars to drive safely, which often employs spherical projection to map 3D point cloud into multi-channel 2D images for semantic segmentation. Most existing…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Aoran Xiao , Xiaofei Yang , Shijian Lu , Dayan Guan , Jiaxing Huang

Predicting future 3D LiDAR pointclouds is a challenging task that is useful in many applications in autonomous driving such as trajectory prediction, pose forecasting and decision making. In this work, we propose a new LiDAR prediction…

Computer Vision and Pattern Recognition · Computer Science 2021-02-22 George Eskandar , Alexander Braun , Martin Meinke , Karim Armanious , Bin Yang

This work studies Semantic Scene Completion which aims to predict a 3D semantic segmentation of our surroundings, even though some areas are occluded. For this we construct a Bayesian Convolutional Neural Network (BCNN), which is not only…

Computer Vision and Pattern Recognition · Computer Science 2020-10-19 David Gillsjö , Kalle Åström

MonoScene proposes a 3D Semantic Scene Completion (SSC) framework, where the dense geometry and semantics of a scene are inferred from a single monocular RGB image. Different from the SSC literature, relying on 2.5 or 3D input, we solve the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Anh-Quan Cao , Raoul de Charette

Single-Image Super-Resolution (SISR) plays a pivotal role in enhancing the accuracy and reliability of measurement systems, which are integral to various vision-based instrumentation and measurement applications. These systems often require…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Wanshu Fan , Yue Wang , Cong Wang , Yunzhe Zhang , Wei Wang , Dongsheng Zhou

The vision-based semantic scene completion task aims to predict dense geometric and semantic 3D scene representations from 2D images. However, the presence of dynamic objects in the scene seriously affects the accuracy of the model…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Meng Wang , Fan Wu , Yunchuan Qin , Ruihui Li , Zhuo Tang , Kenli Li