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In deep CNN based models for semantic segmentation, high accuracy relies on rich spatial context (large receptive fields) and fine spatial details (high resolution), both of which incur high computational costs. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2020-07-13 Ping Hu , Federico Perazzi , Fabian Caba Heilbron , Oliver Wang , Zhe Lin , Kate Saenko , Stan Sclaroff

Neural implicit representations have recently shown promising progress in dense Simultaneous Localization And Mapping (SLAM). However, existing works have shortcomings in terms of reconstruction quality and real-time performance, mainly due…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Zhen Hong , Bowen Wang , Haoran Duan , Yawen Huang , Xiong Li , Zhenyu Wen , Xiang Wu , Wei Xiang , Yefeng Zheng

Pixel-wise clean annotation is necessary for fully-supervised semantic segmentation, which is laborious and expensive to obtain. In this paper, we propose a weakly supervised 2D semantic segmentation model by incorporating sparse bounding…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Weixuan Sun , Jing Zhang , Nick Barnes

Simultaneous Localization and Mapping (SLAM) is a critical task that enables autonomous vehicles to construct maps and localize themselves in unknown environments. Recent breakthroughs combine SLAM with 3D Gaussian Splatting (3DGS) to…

硬件体系结构 · 计算机科学 2025-09-03 Houshu He , Naifeng Jing , Li Jiang , Xiaoyao Liang , Zhuoran Song

This paper addresses fast semantic segmentation on video.Video segmentation often calls for real-time, or even fasterthan real-time, processing. One common recipe for conserving computation arising from feature extraction is to propagate…

计算机视觉与模式识别 · 计算机科学 2021-06-09 Shih-Po Lee , Si-Cun Chen , Wen-Hsiao Peng

High-resolution semantic segmentation requires substantial computational resources. Traditional approaches in the field typically downscale the input images before processing and then upscale the low-resolution outputs back to their…

计算机视觉与模式识别 · 计算机科学 2024-02-09 Ritambhara Singh , Abhishek Jain , Pietro Perona , Shivani Agarwal , Junfeng Yang

Open-vocabulary panoptic reconstruction is essential for advanced robotics perception and simulation. However, existing methods based on 3D Gaussian Splatting (3DGS) often struggle to simultaneously achieve geometric accuracy, coherent…

机器人学 · 计算机科学 2026-04-14 Xuan Yu , Yuxuan Xie , Changjian Jiang , Shichao Zhai , Rong Xiong , Yu Zhang , Yue Wang

3D gaussian splatting has advanced simultaneous localization and mapping (SLAM) technology by enabling real-time positioning and the construction of high-fidelity maps. However, the uncertainty in gaussian position and initialization…

计算机视觉与模式识别 · 计算机科学 2025-06-26 Yansong Xu , Junlin Li , Wei Zhang , Siyu Chen , Shengyong Zhang , Yuquan Leng , Weijia Zhou

We propose in this article to build up a collaboration between a deep neural network and a human in the loop to swiftly obtain accurate segmentation maps of remote sensing images. In a nutshell, the agent iteratively interacts with the…

计算机视觉与模式识别 · 计算机科学 2022-01-05 Gaston Lenczner , Adrien Chan-Hon-Tong , Bertrand Le Saux , Nicola Luminari , Guy Le Besnerais

We present an efficient incremental SLAM back-end that achieves the accuracy of full batch optimization while substantially reducing computational cost. The proposed approach combines two complementary ideas: information-guided gating (IGG)…

机器人学 · 计算机科学 2026-01-14 Reza Arablouei

Models for semantic segmentation require a large amount of hand-labeled training data which is costly and time-consuming to produce. For this purpose, we present a label fusion framework that is capable of improving semantic pixel labels of…

计算机视觉与模式识别 · 计算机科学 2022-02-25 Florian Fervers , Timo Breuer , Gregor Stachowiak , Sebastian Bullinger , Christoph Bodensteiner , Michael Arens

This paper presents a novel 3D semantic segmentation method for large-scale point cloud data that does not require annotated 3D training data or paired RGB images. The proposed approach projects 3D point clouds onto 2D images using virtual…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Toshihiko Nishimura , Hirofumi Abe , Kazuhiko Murasaki , Taiga Yoshida , Ryuichi Tanida

This paper presents a novel framework for simultaneously implementing localization and segmentation, which are two of the most important vision-based tasks for robotics. While the goals and techniques used for them were considered to be…

计算机视觉与模式识别 · 计算机科学 2019-10-30 Kai Wang , Yimin Lin , Luowei Wang , Liming Han , Minjie Hua , Xiang Wang , Shiguo Lian , Bill Huang

Semantic image segmentation is one of fastest growing areas in computer vision with a variety of applications. In many areas, such as robotics and autonomous vehicles, semantic image segmentation is crucial, since it provides the necessary…

计算机视觉与模式识别 · 计算机科学 2020-09-29 Georgios Takos

In this work we propose a structured prediction technique that combines the virtues of Gaussian Conditional Random Fields (G-CRF) with Deep Learning: (a) our structured prediction task has a unique global optimum that is obtained exactly…

计算机视觉与模式识别 · 计算机科学 2016-11-30 Siddhartha Chandra , Iasonas Kokkinos

We propose an active learning approach to image segmentation that exploits geometric priors to speed up and streamline the annotation process. It can be applied for both background-foreground and multi-class segmentation tasks in 2D images…

计算机视觉与模式识别 · 计算机科学 2019-04-05 Ksenia Konyushkova , Raphael Sznitman , Pascal Fua

Simultaneous localization and mapping (SLAM) systems with novel view synthesis capabilities are widely used in computer vision, with applications in augmented reality, robotics, and autonomous driving. However, existing approaches are…

计算机视觉与模式识别 · 计算机科学 2024-11-27 Vladimir Yugay , Theo Gevers , Martin R. Oswald

Building accurate maps is a key building block to enable reliable localization, planning, and navigation of autonomous vehicles. We propose a novel approach for building accurate maps of dynamic environments utilizing a sequence of LiDAR…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Xingguang Zhong , Yue Pan , Cyrill Stachniss , Jens Behley

While deep learning-based methods have demonstrated outstanding results in numerous domains, some important functionalities are missing. Resolution scalability is one of them. In this work, we introduce a novel architecture, dubbed…

计算机视觉与模式识别 · 计算机科学 2024-04-11 Remco Royen , Adrian Munteanu

A robust and efficient Simultaneous Localization and Mapping (SLAM) system is essential for robot autonomy. For visual SLAM algorithms, though the theoretical framework has been well established for most aspects, feature extraction and…

计算机视觉与模式识别 · 计算机科学 2020-08-13 Dongjiang Li , Xuesong Shi , Qiwei Long , Shenghui Liu , Wei Yang , Fangshi Wang , Qi Wei , Fei Qiao