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Implicit neural representation has paved the way for new approaches to dynamic scene reconstruction and rendering. Nonetheless, cutting-edge dynamic neural rendering methods rely heavily on these implicit representations, which frequently…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Ziyi Yang , Xinyu Gao , Wen Zhou , Shaohui Jiao , Yuqing Zhang , Xiaogang Jin

We present a unified representation for actionable spatial perception: 3D Dynamic Scene Graphs. Scene graphs are directed graphs where nodes represent entities in the scene (e.g. objects, walls, rooms), and edges represent relations (e.g.…

机器人学 · 计算机科学 2020-06-18 Antoni Rosinol , Arjun Gupta , Marcus Abate , Jingnan Shi , Luca Carlone

Novel view synthesis has shown rapid progress recently, with methods capable of producing increasingly photorealistic results. 3D Gaussian Splatting has emerged as a promising method, producing high-quality renderings of scenes and enabling…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Richard Shaw , Michal Nazarczuk , Jifei Song , Arthur Moreau , Sibi Catley-Chandar , Helisa Dhamo , Eduardo Perez-Pellitero

In this work, we address the challenging issue of scene segmentation. To increase the feature similarity of the same object while keeping the feature discrimination of different objects, we explore to propagate information throughout the…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Henghui Ding , Xudong Jiang , Ai Qun Liu , Nadia Magnenat Thalmann , Gang Wang

Coverage analysis is essential for validating the safety of autonomous driving systems, yet existing approaches typically assess coverage factors individually or in limited combinations, struggling to capture the complex interactions…

统计方法学 · 统计学 2026-02-03 Thomas Muehlenstädt , Marius Bause

Scene understanding has been of high interest in computer vision. It encompasses not only identifying objects in a scene, but also their relationships within the given context. With this goal, a recent line of works tackles 3D semantic…

计算机视觉与模式识别 · 计算机科学 2020-04-09 Johanna Wald , Helisa Dhamo , Nassir Navab , Federico Tombari

Recent work has shown that 3D Gaussian-based SLAM enables high-quality reconstruction, accurate pose estimation, and real-time rendering of scenes. However, these approaches are built on a tremendous number of redundant 3D Gaussian…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Tianchen Deng , Chang Nie , Shuhong Liu , Wenhua Wu , Jianfei Yang , Shenghai Yuan , Jiuming Liu , Danwei Wang , Hesheng Wang

We present nested sampling for factor graphs (NSFG), a novel nested sampling approach to approximate inference for posterior distributions expressed over factor-graphs. Performing such inference is a key step in simultaneous localization…

机器人学 · 计算机科学 2022-08-10 Qiangqiang Huang , Alan Papalia , John J. Leonard

Rendering novel view images in dynamic scenes is a crucial yet challenging task. Current methods mainly utilize NeRF-based methods to represent the static scene and an additional time-variant MLP to model scene deformations, resulting in…

计算机视觉与模式识别 · 计算机科学 2024-06-07 Diwen Wan , Ruijie Lu , Gang Zeng

Real-world graphs, such as social networks, financial transactions, and recommendation systems, often demonstrate dynamic behavior. This phenomenon, known as graph stream, involves the dynamic changes of nodes and the emergence and…

机器学习 · 计算机科学 2023-05-16 Yanping Zheng , Zhewei Wei , Jiajun Liu

In this paper, we aim to design sparse D-optimal (determinantoptimal) pose-graph SLAM problems through the synthesis of sparse graphs with the maximum weighted number of spanning trees. Characterizing graphs with the maximum number of…

机器人学 · 计算机科学 2016-11-04 Kasra Khosoussi , Gaurav S. Sukhatme , Shoudong Huang , Gamini Dissanayake

3D Gaussian splatting (3D-GS) has recently revolutionized novel view synthesis in the simultaneous localization and mapping (SLAM) problem. However, most existing algorithms fail to fully capture the underlying structure, resulting in…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Tianci Wen , Zhiang Liu , Yongchun Fang

We propose a graph neural network(GNN) based method to incorporate scene context for the semantic segmentation of 3D LiDAR data. The problem is defined as building a graph to represent the topology of a center segment with its…

机器人学 · 计算机科学 2020-04-01 Jilin Mei , Huijing Zhao

We introduce Go-SLAM, a novel framework that utilizes 3D Gaussian Splatting SLAM to reconstruct dynamic environments while embedding object-level information within the scene representations. This framework employs advanced object…

机器人学 · 计算机科学 2024-09-26 Phu Pham , Dipam Patel , Damon Conover , Aniket Bera

Recently the dense Simultaneous Localization and Mapping (SLAM) based on neural implicit representation has shown impressive progress in hole filling and high-fidelity mapping. Nevertheless, existing methods either heavily rely on known…

机器人学 · 计算机科学 2024-11-07 Jiahui Wang , Yinan Deng , Yi Yang , Yufeng Yue

We introduce a cluster-based generative image segmentation framework to encode higher-level representations of visual concepts based on one-shot learning inspired by the Omniglot Challenge. The inferred parameters of each component of a…

计算机视觉与模式识别 · 计算机科学 2026-02-27 Chelsea Zou , Kenneth J. Kurtz

This paper presents a semantic planar SLAM system that improves pose estimation and mapping using cues from an instance planar segmentation network. While the mainstream approaches are using RGB-D sensors, employing a monocular camera with…

计算机视觉与模式识别 · 计算机科学 2022-06-23 Fangwen Shu , Yaxu Xie , Jason Rambach , Alain Pagani , Didier Stricker

Understanding the informative structures of scenes is essential for low-level vision tasks. Unfortunately, it is difficult to obtain a concrete visual definition of the informative structures because influences of visual features are…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Jisu Shin , Seunghyun Shin , Hae-Gon Jeon

This work introduces a new task of instance-incremental scene graph generation: Given a scene of the point cloud, representing it as a graph and automatically increasing novel instances. A graph denoting the object layout of the scene is…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Chao Qi , Jianqin Yin , Jinghang Xu , Pengxiang Ding

In this paper, we propose a novel graph learning framework for phrase grounding in the image. Developing from the sequential to the dense graph model, existing works capture coarse-grained context but fail to distinguish the diversity of…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Zongshen Mu , Siliang Tang , Jie Tan , Qiang Yu , Yueting Zhuang