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相关论文: Zero-Shot Cellular Trajectory Map Matching

200 篇论文

In order to obtain a compact line segment-based map representation for localization and planning of mobile robots, it is necessary to merge redundant line segments which physically represent the same part of the environment in different…

机器人学 · 计算机科学 2020-06-23 Jian Wen , Xuebo Zhang , Haiming Gao , Jing Yuan , Yongchun Fang

Understanding the dynamics of an environment, such as the movement of humans and vehicles, is crucial for agents to achieve long-term autonomy in urban environments. This requires the development of methods to capture the multi-modal and…

机器人学 · 计算机科学 2019-10-08 Weiming Zhi , Lionel Ott , Fabio Ramos

Cellular traffic prediction is an indispensable part for intelligent telecommunication networks. Nevertheless, due to the frequent user mobility and complex network scheduling mechanisms, cellular traffic often inherits complicated…

网络与互联网体系结构 · 计算机科学 2023-03-02 Xing Wang , Kexin Yang , Zhendong Wang , Junlan Feng , Lin Zhu , Juan Zhao , Chao Deng

Cell phone coverage and high-speed service gaps persist in rural areas in sub-Saharan Africa, impacting public access to mobile-based financial, educational, and humanitarian services. Improving maps of telecommunications infrastructure can…

计算机视觉与模式识别 · 计算机科学 2023-11-15 Natasha Krell , Will Gleave , Daniel Nakada , Justin Downes , Amanda Willet , Matthew Baran

The emerging technologies related to mobile data especially CDR data has great potential for mobility and transportation applications. However, it presents some challenges due to its spatio-temporal characteristics and sparseness.…

网络与互联网体系结构 · 计算机科学 2019-02-26 Amnir Hadachi , Artjom Lind

Vision-Language Models (VLMs) have demonstrated impressive capabilities in zero-shot action recognition by learning to associate video embeddings with class embeddings. However, a significant challenge arises when relying solely on action…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Yehna Kim , Young-Eun Kim , Seong-Whan Lee

Channel knowledge map (CKM) is an emerging technique to enable environment-aware wireless communications, in which databases with location-specific channel knowledge are used to facilitate or even obviate real-time channel state information…

信息论 · 计算机科学 2021-08-17 Kun Li , Peiming Li , Yong Zeng , Jie Xu

We propose the zero-shot Vision-and-Language Navigation with Collision Mitigation (VLN-CM), which takes these considerations. VLN-CM is composed of four modules and predicts the direction and distance of the next movement at each step. We…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Seongjun Jeong , Gi-Cheon Kang , Joochan Kim , Byoung-Tak Zhang

Few-shot segmentation segments object regions of new classes with a few of manual annotations. Its key step is to establish the transformation module between support images (annotated images) and query images (unlabeled images), so that the…

计算机视觉与模式识别 · 计算机科学 2019-11-13 Yuwei Yang , Fanman Meng , Hongliang Li , Qingbo Wu , Xiaolong Xu , Shuai Chen

We proposed a fusion mechanism for the distributed cooperative map matching (CMM) within the vehicular ad-hoc network. This mechanism makes the information from each node reachable within the network by other nodes without direct…

系统与控制 · 计算机科学 2017-09-19 Macheng Shen , Huajing Zhao , Jing Sun , Ding Zhao

We describe a zero-shot pipeline developed for the ACCIDENT @ CVPR 2026 challenge. The challenge requires predicting when, where, and what type of traffic accident occurs in surveillance video, without labeled real-world training data. Our…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Amey Thakur , Sarvesh Talele

Accurate video moment retrieval (VMR) requires universal visual-textual correlations that can handle unknown vocabulary and unseen scenes. However, the learned correlations are likely either biased when derived from a limited amount of…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Dezhao Luo , Jiabo Huang , Shaogang Gong , Hailin Jin , Yang Liu

Multi-agent path planning (MAPP) in continuous spaces is a challenging problem with significant practical importance. One promising approach is to first construct graphs approximating the spaces, called roadmaps, and then apply multi-agent…

多智能体系统 · 计算机科学 2022-01-25 Keisuke Okumura , Ryo Yonetani , Mai Nishimura , Asako Kanezaki

Modern route planners such as Google Maps and Apple Maps serve millions of users worldwide, optmizing routes in large-scale road networks where fast responses are required under diverse cost metrics including travel time, fuel consumption,…

数据结构与算法 · 计算机科学 2026-04-14 Muhammad Farhan , Henning Koehler

Channel knowledge map (CKM) is a promising technology to enable environment-aware wireless communications and sensing. Link state map (LSM) is one particular type of CKM that aims to learn the location-specific line-of-sight (LoS) link…

信息论 · 计算机科学 2024-09-04 Yuhang Yang , Xiaoli Xu , Yong Zeng , Haijian Sun , Rose Qingyang Hu

Zero-shot medical image classification is a critical process in real-world scenarios where we have limited access to all possible diseases or large-scale annotated data. It involves computing similarity scores between a query medical image…

图像与视频处理 · 电气工程与系统科学 2023-07-06 Jiaxiang Liu , Tianxiang Hu , Yan Zhang , Xiaotang Gai , Yang Feng , Zuozhu Liu

Cooperative perception is a promising technique for intelligent and connected vehicles through vehicle-to-everything (V2X) cooperation, provided that accurate pose information and relative pose transforms are available. Nevertheless,…

机器人学 · 计算机科学 2024-02-23 Zhiying Song , Tenghui Xie , Hailiang Zhang , Jiaxin Liu , Fuxi Wen , Jun Li

We address path-planning for a mobile agent to navigate in an unknown environment with minimum exposure to a spatially and temporally varying threat field. The threat field is estimated using pointwise noisy measurements from a mobile…

系统与控制 · 电气工程与系统科学 2025-08-13 Prakash Poudel , Raghvendra V. Cowlagi

Cross-view geo-localization (CVGL) aims to estimate the geographic location of a street image by matching it with a corresponding aerial image. This is critical for autonomous navigation and mapping in complex real-world scenarios. However,…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Songsong Ouyang , Yingying Zhu

We introduce a new memory architecture for navigation in previously unseen environments, inspired by landmark-based navigation in animals. The proposed semi-parametric topological memory (SPTM) consists of a (non-parametric) graph with…

机器学习 · 计算机科学 2018-03-05 Nikolay Savinov , Alexey Dosovitskiy , Vladlen Koltun