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Existing semantic segmentation approaches either aim to improve the object's inner consistency by modeling the global context, or refine objects detail along their boundaries by multi-scale feature fusion. In this paper, a new paradigm for…

计算机视觉与模式识别 · 计算机科学 2020-08-19 Xiangtai Li , Xia Li , Li Zhang , Guangliang Cheng , Jianping Shi , Zhouchen Lin , Shaohua Tan , Yunhai Tong

Autonomous valet parking is a specific application for autonomous vehicles. In this task, vehicles need to navigate in narrow, crowded and GPS-denied parking lots. Accurate localization ability is of great importance. Traditional…

机器人学 · 计算机科学 2020-07-09 Tong Qin , Tongqing Chen , Yilun Chen , Qing Su

Accurate and reliable localization is a fundamental requirement for autonomous vehicles to use map information in higher-level tasks such as navigation or planning. In this paper, we present a novel approach to vehicle localization in dense…

计算机视觉与模式识别 · 计算机科学 2021-10-11 Markus Herb , Matthias Lemberger , Marcel M. Schmitt , Alexander Kurz , Tobias Weiherer , Nassir Navab , Federico Tombari

In this paper, we propose an efficient semantic segmentation framework for indoor scenes, tailored to the application on a mobile robot. Semantic segmentation can help robots to gain a reasonable understanding of their environment, but to…

计算机视觉与模式识别 · 计算机科学 2014-04-24 Daniel Wolf , Markus Bajones , Johann Prankl , Markus Vincze

The global averaged civilian positioning accuracy is still at meter level for all existing Global Navigation Satellite Systems (GNSSs), and the performance is even worse in urban areas. At lower altitudes than satellites, high altitude…

信号处理 · 电气工程与系统科学 2023-01-03 Hongzhao Zheng , Mohamed Atia , Halim Yanikomeroglu

An efficient method is proposed for refining GPS-acquired location coordinates in urban areas using camera images, Google Street View (GSV) and sensor parameters. The main goal is to compensate for GPS location imprecision in dense area of…

计算机视觉与模式识别 · 计算机科学 2015-10-29 Mahdi Salarian , Rashid Ansari

Visual relocalization is crucial for autonomous visual localization and navigation of mobile robotics. Due to the improvement of CNN-based object detection algorithm, the robustness of visual relocalization is greatly enhanced especially in…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Yifan Zhu , Lingjuan Miao , Haitao Wu , Zhiqiang Zhou , Weiyi Chen , Longwen Wu

Moving objects to find a fully-occluded target object, known as mechanical search, is a challenging problem in robotics. As objects are often organized semantically, we conjecture that semantic information about object relationships can…

Multi-View Photometric Stereo (MVPS) is a popular method for fine-detailed 3D acquisition of an object from images. Despite its outstanding results on diverse material objects, a typical MVPS experimental setup requires a well-calibrated…

计算机视觉与模式识别 · 计算机科学 2025-11-05 Suryansh Kumar

Map matching has been used to reduce the noisiness of the location estimates by aligning them to the road network on a digital map. A growing number of applications, e.g. energy-efficient localization and cellular provider side…

计算机与社会 · 计算机科学 2015-10-14 Heba Aly , Moustafa Youssef

This paper explores vision-based localization through a biologically-inspired approach that mirrors how humans and animals link views or perspectives when navigating their world. We introduce two sequential generative models, VAE-RNN and…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Hin Wai Lui , Jeffrey L. Krichmar

In this work we present a novel approach to joint semantic localisation and scene understanding. Our work is motivated by the need for localisation algorithms which not only predict 6-DoF camera pose but also simultaneously recognise…

计算机视觉与模式识别 · 计算机科学 2019-09-24 Ignas Budvytis , Marvin Teichmann , Tomas Vojir , Roberto Cipolla

Smart indoor tourist attractions, such as smart museums and aquariums, usually require a significant investment in indoor localization devices. The smartphone Global Positional Systems use is unsuitable for scenarios where dense materials…

Accurate localization and mapping in outdoor environments remains challenging when using consumer-grade hardware, particularly with rolling-shutter cameras and low-precision inertial navigation systems (INS). We present a novel semantic…

机器人学 · 计算机科学 2025-04-04 Yuchen Zhang , Miao Fan , Shengtong Xu , Xiangzeng Liu , Haoyi Xiong

On the off-the-shelf navigational assistance devices, the localization precision is limited to the signal error of global navigation satellite system (GNSS). During travelling outdoors, the inaccurately localization perplexes visually…

计算机视觉与模式识别 · 计算机科学 2019-05-15 Ruiqi Cheng , Kaiwei Wang , Longqing Lin , Kailun Yang

Robust cross-seasonal localization is one of the major challenges in long-term visual navigation of autonomous vehicles. In this paper, we exploit recent advances in semantic segmentation of images, i.e., where each pixel is assigned a…

计算机视觉与模式识别 · 计算机科学 2018-03-05 Erik Stenborg , Carl Toft , Lars Hammarstrand

We introduce a novel deep learning-based framework to interpret 3D urban scenes represented as textured meshes. Based on the observation that object boundaries typically align with the boundaries of planar regions, our framework achieves…

计算机视觉与模式识别 · 计算机科学 2022-12-27 Weixiao Gao , Liangliang Nan , Bas Boom , Hugo Ledoux

Navigation inside a closed area with no GPS-signal accessibility is a highly challenging task. In order to tackle this problem, recently the imaging-based methods have grabbed the attention of many researchers. These methods either extract…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Ali Ghofrani , Rahil Mahdian Toroghi , Seyed Mojtaba Tabatabaie

Targeting at depicting land covers with pixel-wise semantic categories, semantic segmentation in remote sensing images needs to portray diverse distributions over vast geographical locations, which is difficult to be achieved by the…

图像与视频处理 · 电气工程与系统科学 2022-10-05 Kunping Yang , Xin-Yi Tong , Gui-Song Xia , Weiming Shen , Liangpei Zhang

With the development of smart cities, the demand for continuous pedestrian navigation in large-scale urban environments has significantly increased. While global navigation satellite systems (GNSS) provide low-cost and reliable positioning…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Liqiang Zhang , Ye Tian , Dongyan Wei