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Recent advances in 3D Gaussian Splatting (3DGS) have achieved state-of-the-art results for novel view synthesis. However, efficiently capturing high-fidelity reconstructions of specific objects within complex scenes remains a significant…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Haiyi Li , Qi Chen , Denis Kalkofen , Hsiang-Ting Chen

We present a mapping system capable of constructing detailed instance-level semantic models of room-sized indoor environments by means of an RGB-D camera. In this work, we integrate deep-learning-based instance segmentation and…

机器人学 · 计算机科学 2019-11-22 Dinh-Cuong Hoang , Todor Stoyanov , Achim J. Lilienthal

Efficiently exploiting multi-modal inputs for accurate RGB-D saliency detection is a topic of high interest. Most existing works leverage cross-modal interactions to fuse the two streams of RGB-D for intermediate features' enhancement. In…

计算机视觉与模式识别 · 计算机科学 2022-08-31 Zongwei Wu , Shriarulmozhivarman Gobichettipalayam , Brahim Tamadazte , Guillaume Allibert , Danda Pani Paudel , Cédric Demonceaux

Recent learning methods for object pose estimation require resource-intensive training for each individual object instance or category, hampering their scalability in real applications when confronted with previously unseen objects. In this…

计算机视觉与模式识别 · 计算机科学 2024-05-09 Junwen Huang , Hao Yu , Kuan-Ting Yu , Nassir Navab , Slobodan Ilic , Benjamin Busam

We propose a novel real-time LiDAR intensity image-based simultaneous localization and mapping method , which addresses the geometry degeneracy problem in unstructured environments. Traditional LiDAR-based front-end odometry mostly relies…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Wenqiang Du , Giovanni Beltrame

Reconstructing 3D geometry and appearance from a sparse set of fixed cameras is a foundational task with broad applications, yet it remains fundamentally constrained by the limited viewpoints. We show that this bound can be broken by…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Ryosuke Hirai , Kohei Yamashita , Antoine Guédon , Ryo Kawahara , Vincent Lepetit , Ko Nishino

This letter presents a novel method to estimate the relative poses between RGB-D cameras with minimal overlapping fields of view in a panoramic RGB-D camera system. This calibration problem is relevant to applications such as indoor 3D…

图像与视频处理 · 电气工程与系统科学 2018-09-11 Hang Liu , Hengyu Li , Xiahua Liu , Jun Luo , Shaorong Xie , Yu Sun

The best way to combine the results of deep learning with standard 3D reconstruction pipelines remains an open problem. While systems that pass the output of traditional multi-view stereo approaches to a network for regularisation or…

计算机视觉与模式识别 · 计算机科学 2022-07-28 Tristan Laidlow , Jan Czarnowski , Andrea Nicastro , Ronald Clark , Stefan Leutenegger

The ability to construct concise scene representations from sensor input is central to the field of robotics. This paper addresses the problem of robustly creating a 3D representation of a tabletop scene from a segmented RGB-D image. These…

机器人学 · 计算机科学 2024-03-15 Herbert Wright , Weiming Zhi , Matthew Johnson-Roberson , Tucker Hermans

Accurate and safety-quantifiable localization is of great significance for safety-critical autonomous systems, such as unmanned ground vehicles (UGV) and unmanned aerial vehicles (UAV). The visual odometry-based method can provide accurate…

机器人学 · 计算机科学 2022-11-29 Xi Zheng , Weisong Wen , Li-Ta Hsu

This paper proposes a depth estimation method using radar-image fusion by addressing the uncertain vertical directions of sparse radar measurements. In prior radar-image fusion work, image features are merged with the uncertain sparse…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Masaya Kotani , Takeru Oba , Norimichi Ukita

The goal of our work is to complete the depth channel of an RGB-D image. Commodity-grade depth cameras often fail to sense depth for shiny, bright, transparent, and distant surfaces. To address this problem, we train a deep network that…

计算机视觉与模式识别 · 计算机科学 2018-05-03 Yinda Zhang , Thomas Funkhouser

Specular glare on reflective floors and glass surfaces frequently corrupts RGB-D depth measurements, producing holes and spikes that accumulate as persistent phantom obstacles in occupancy-grid costmaps. This paper proposes a…

机器人学 · 计算机科学 2026-04-15 Shang-En Tsai , Wei-Cheng Sun

2D object proposals, quickly detected regions in an image that likely contain an object of interest, are an effective approach for improving the computational efficiency and accuracy of object detection in color images. In this work, we…

计算机视觉与模式识别 · 计算机科学 2018-06-27 Ramanpreet Singh Pahwa , Jiangbo Lu , Nianjuan Jiang , Tian Tsong Ng , Minh N. Do

We present a means of formulating and solving the well known structure-and-motion problem in computer vision with probabilistic graphical models. We model the unknown camera poses and 3D feature coordinates as well as the observed 2D…

计算机视觉与模式识别 · 计算机科学 2021-10-11 Simon Streicher , Willie Brink , Johan du Preez

In the field of Simultaneous Localization and Mapping (SLAM), researchers have always pursued better performance in terms of accuracy and time cost. Traditional algorithms typically rely on fundamental geometric elements in images to…

机器人学 · 计算机科学 2024-03-05 Zhang Zhihe

Matching 3D rigid point clouds in complex environments robustly and accurately is still a core technique used in many applications. This paper proposes a new architecture combining error estimation from sample covariances and dual global…

计算机视觉与模式识别 · 计算机科学 2017-07-28 Can Pu , Nanbo Li , Robert B Fisher

Manipulating transparent objects presents significant challenges due to the complexities introduced by their reflection and refraction properties, which considerably hinder the accurate estimation of their 3D shapes. To address these…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Haoxiao Wang , Kaichen Zhou , Binrui Gu , Zhiyuan Feng , Weijie Wang , Peilin Sun , Yicheng Xiao , Jianhua Zhang , Hao Dong

The primary challenge in computer vision is precisely calculating the pose of 6D objects, however many current approaches are still fragile and have trouble generalizing from synthetic data to real-world situations with fluctuating…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Md Selim Sarowar , Sungho Kim

Previous RGB-D salient object detection (SOD) methods have widely adopted deep learning tools to automatically strike a trade-off between RGB and D (depth), whose key rationale is to take full advantage of their complementary nature, aiming…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Xuehao Wang , Shuai Li , Chenglizhao Chen , Aimin Hao , Hong Qin