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Related papers: 4d isip: 4d implicit surface interest point detect…

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3D decomposition/segmentation still remains a challenge as large-scale 3D annotated data is not readily available. Contemporary approaches typically leverage 2D machine-generated segments, integrating them for 3D consistency. While the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Tianhao Wu , Chuanxia Zheng , Tat-Jen Cham , Qianyi Wu

Tracking non-rigidly deforming scenes using range sensors has numerous applications including computer vision, AR/VR, and robotics. However, due to occlusions and physical limitations of range sensors, existing methods only handle the…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Yang Li , Hikari Takehara , Takafumi Taketomi , Bo Zheng , Matthias Nießner

3D object detection is one of the most important tasks in autonomous driving and robotics. Our research focuses on tackling low efficiency issue of point-based methods on large-scale point clouds. Existing point-based methods adopt farthest…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Hu Haotian , Wang Fanyi , Su Jingwen , Gao Shiyu , Zhang Zhiwang

We introduce an approach for selecting objects in neural volumetric 3D representations, such as multi-plane images (MPI) and neural radiance fields (NeRF). Our approach takes a set of foreground and background 2D user scribbles in one view…

Computer Vision and Pattern Recognition · Computer Science 2022-05-31 Zhongzheng Ren , Aseem Agarwala , Bryan Russell , Alexander G. Schwing , Oliver Wang

Reconstructing 3D shapes from single-view images has been a long-standing research problem. In this paper, we present DISN, a Deep Implicit Surface Network which can generate a high-quality detail-rich 3D mesh from an 2D image by predicting…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Qiangeng Xu , Weiyue Wang , Duygu Ceylan , Radomir Mech , Ulrich Neumann

In this work, we introduce the first unsupervised method that simultaneously predicts time-varying neural implicit surfaces and deformations between pairs of point clouds. We propose to model the point movement using an explicit velocity…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Lu Sang , Zehranaz Canfes , Dongliang Cao , Florian Bernard , Daniel Cremers

Mapping and localization are essential capabilities of robotic systems. Although the majority of mapping systems focus on static environments, the deployment in real-world situations requires them to handle dynamic objects. In this paper,…

Robotics · Computer Science 2019-08-30 Emanuele Palazzolo , Jens Behley , Philipp Lottes , Philippe Giguère , Cyrill Stachniss

Skins wrapping around our bodies, leathers covering over the sofa, sheet metal coating the car - it suggests that objects are enclosed by a series of continuous surfaces, which provides us with informative geometry prior for objectness…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Hongru Yan , Yu Zheng , Yueqi Duan

Virtual content creation and interaction play an important role in modern 3D applications such as AR and VR. Recovering detailed 3D models from real scenes can significantly expand the scope of its applications and has been studied for…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Hai Li , Xingrui Yang , Hongjia Zhai , Yuqian Liu , Hujun Bao , Guofeng Zhang

Safety of the Intended Functionality (SOTIF) addresses sensor performance limitations and deep learning-based object detection insufficiencies to ensure the intended functionality of Automated Driving Systems (ADS). This paper presents a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Milin Patel , Rolf Jung

Unsigned Distance Functions (UDFs) can be used to represent non-watertight surfaces in a deep learning framework. However, UDFs tend to be brittle and difficult to learn, in part because the surface is located exactly where the UDF is…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Hieu Le , Federico Stella , Benoit Guillard , Pascal Fua

Recent advances in machine learning allow us to analyze and describe the content of high-dimensional data like text, audio, images or other signals. In order to visualize that data in 2D or 3D, usually Dimensionality Reduction (DR)…

Computer Vision and Pattern Recognition · Computer Science 2018-11-26 Dimitris Spathis , Nikolaos Passalis , Anastasios Tefas

Recent progress in 4D implicit representation focuses on globally controlling the shape and motion with low dimensional latent vectors, which is prone to missing surface details and accumulating tracking error. While many deep local…

Computer Vision and Pattern Recognition · Computer Science 2022-08-19 Boyan Jiang , Xinlin Ren , Mingsong Dou , Xiangyang Xue , Yanwei Fu , Yinda Zhang

We propose a novel 3D spatial representation for data fusion and scene reconstruction. Probabilistic Signed Distance Function (Probabilistic SDF, PSDF) is proposed to depict uncertainties in the 3D space. It is modeled by a joint…

Robotics · Computer Science 2018-07-31 Wei Dong , Qiuyuan Wang , Xin Wang , Hongbin Zha

Three-dimensional (3D) freehand ultrasound (US) is a widely used imaging modality that allows non-invasive imaging of medical anatomy without radiation exposure. Surface reconstruction of US volume is vital to acquire the accurate…

Maintaining an up-to-date map to reflect recent changes in the scene is very important, particularly in situations involving repeated traversals by a robot operating in an environment over an extended period. Undetected changes may cause a…

We present a novel neural surface reconstruction method, called NeuS, for reconstructing objects and scenes with high fidelity from 2D image inputs. Existing neural surface reconstruction approaches, such as DVR and IDR, require foreground…

Computer Vision and Pattern Recognition · Computer Science 2023-02-02 Peng Wang , Lingjie Liu , Yuan Liu , Christian Theobalt , Taku Komura , Wenping Wang

Robots struggle to understand object properties like shape, material, and semantics due to limited prior knowledge, hindering manipulation in unstructured environments. In contrast, humans learn these properties through interactive…

Robotics · Computer Science 2025-07-09 Ho Jin Choi , Nadia Figueroa

For humans, both the proprioception and touch sensing are highly utilized when performing haptic perception. However, most approaches in robotics use only either proprioceptive data or touch data in haptic object recognition. In this paper,…

Robotics · Computer Science 2018-06-21 Shan Luo , Wenxuan Mou , Kaspar Althoefer , Hongbin Liu

We introduce 3D-SIS, a novel neural network architecture for 3D semantic instance segmentation in commodity RGB-D scans. The core idea of our method is to jointly learn from both geometric and color signal, thus enabling accurate instance…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Ji Hou , Angela Dai , Matthias Nießner