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Accurate localization in non-line-of-sight (NLoS) environments remains challenging even with both angle-of-arrival (AoA) and time-of-arrival (ToA) measurements. In complex urban scenarios, the absence of line-of-sight (LoS) paths and the…

Signal Processing · Electrical Eng. & Systems 2026-04-09 Chentao Hong , Di Wu , Liang Wu , Zaichen Zhang , Yong Zeng

Intelligent transportation systems (ITS) localization is of significant importance as it provides fundamental position and orientation for autonomous operations like intelligent vehicles. Integrating diverse and complementary sensors such…

Robotics · Computer Science 2024-09-20 Wei Liu , Jiaqi Zhu , Guirong Zhuo , Wufei Fu , Zonglin Meng , Yishi Lu , Min Hua , Feng Qiao , You Li , Yi He , Lu Xiong

Feature shifts between data sources are present in many applications involving healthcare, biomedical, socioeconomic, financial, survey, and multi-sensor data, among others, where unharmonized heterogeneous data sources, noisy data…

Machine Learning · Computer Science 2025-06-12 Míriam Barrabés , Daniel Mas Montserrat , Kapal Dev , Alexander G. Ioannidis

Sensor nodes localization in wireless Internet of Things (IoT) sensor networks is crucial for the effective operation of diverse applications, such as smart cities and smart agriculture. Existing sensor nodes localization approaches heavily…

Signal Processing · Electrical Eng. & Systems 2026-01-19 Ayesh Abu Lehyeh , Anastassia Gharib , Tian Xia , Dryver Huston , Safwan Wshah

Recent learning-based approaches have achieved impressive results in the field of single-shot camera localization. However, how best to fuse multiple modalities (e.g., image and depth) and to deal with degraded or missing input are less…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Kaichen Zhou , Changhao Chen , Bing Wang , Muhamad Risqi U. Saputra , Niki Trigoni , Andrew Markham

The rapid growth of the Internet of Things fosters collaboration among connected devices for tasks like indoor localization. However, existing indoor localization solutions struggle with dynamic and harsh conditions, requiring extensive…

Signal Processing · Electrical Eng. & Systems 2024-05-21 Yaya Etiabi , Wafa Njima , El Mehdi Amhoud

Semantic understanding and localization are fundamental enablers of robot autonomy that have for the most part been tackled as disjoint problems. While deep learning has enabled recent breakthroughs across a wide spectrum of scene…

Robotics · Computer Science 2018-10-12 Noha Radwan , Abhinav Valada , Wolfram Burgard

Accurate localization of non-cooperative signal sources in non-line-of-sight (NLoS) environments remains a critical challenge with a wide range of applications, including autonomous navigation, industrial automation, and emergency response.…

Systems and Control · Electrical Eng. & Systems 2025-09-05 Xiucheng Wang , Qiming Zhang , Nan Cheng

Software fault localization remains challenging due to limited feature diversity and low precision in traditional methods. This paper proposes a novel approach that integrates multi-objective optimization with deep learning models to…

Software Engineering · Computer Science 2024-11-27 Xiaolei Hu , Dongcheng Li , W. Eric Wong , Ya Zou

To reduce annotation labor associated with object detection, an increasing number of studies focus on transferring the learned knowledge from a labeled source domain to another unlabeled target domain. However, existing methods assume that…

Computer Vision and Pattern Recognition · Computer Science 2021-07-01 Xingxu Yao , Sicheng Zhao , Pengfei Xu , Jufeng Yang

In this overview paper, data-driven learning model-based cooperative localization and location data processing are considered, in line with the emerging machine learning and big data methods. We first review (1) state-of-the-art algorithms…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-05-26 Feng Yin , Zhidi Lin , Yue Xu , Qinglei Kong , Deshi Li , Sergios Theodoridis , Shuguang , Cui

In the realm of neuroscience, identifying distinctive patterns associated with neurological disorders via brain networks is crucial. Resting-state functional magnetic resonance imaging (fMRI) serves as a primary tool for mapping these…

Image and Video Processing · Electrical Eng. & Systems 2025-10-27 Jiaxing Xu , Mengcheng Lan , Xia Dong , Kai He , Wei Zhang , Qingtian Bian , Yiping Ke

Typical attempts to improve the capability of visual place recognition techniques include the use of multi-sensor fusion and integration of information over time from image sequences. These approaches can improve performance but have…

Robotics · Computer Science 2019-03-11 Stephen Hausler , Adam Jacobson , Michael Milford

Image Splicing Localization (ISL) is a fundamental yet challenging task in digital forensics. Although current approaches have achieved promising performance, the edge information is insufficiently exploited, resulting in poor integrality…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Yakun Niu , Pei Chen , Lei Zhang , Hongjian Yin , Qi Chang

This paper introduces a novel framework for high-accuracy outdoor user equipment (UE) positioning that applies a conditional generative diffusion model directly to high-dimensional massive MIMO channel state information (CSI). Traditional…

Networking and Internet Architecture · Computer Science 2025-10-17 Taekyun Lee , Tommaso Balercia , Heasung Kim , Hyeji Kim , Jeffrey G. Andrews

This paper introduces a new approach to localize user devices located in non-line-of-sight (NLOS) areas using a passive, non-reconfigurable, and frequency-selective metasurface called metaprism. By analyzing the spatial filtering of…

Signal Processing · Electrical Eng. & Systems 2023-07-25 Marina Lotti , Giacomo Calesini , Davide Dardari

Despite recent advances in MOOC, the current e-learning systems have advantages of alleviating barriers by time differences, and geographically spatial separation between teachers and students. However, there has been a 'lack of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-08 Feng Tian , Jia Yue , Xing Wan , Kuo-Min Chao , Qinghua Zheng

The conventional MUltiple SIgnal Classification (MUSIC) algorithm is effective for angle-of-arrival estimation in the far-field and can be extended for full source localization in the near-field. However, it suffers from high computational…

Signal Processing · Electrical Eng. & Systems 2025-06-24 Parisa Ramezani , Seyed Jalaleddin Mousavirad , Mattias O'Nils , Emil Björnson

Deep learning models, such as the fully convolutional network (FCN), have been widely used in 3D biomedical segmentation and achieved state-of-the-art performance. Multiple modalities are often used for disease diagnosis and quantification.…

Image and Video Processing · Electrical Eng. & Systems 2019-08-23 Yu Chen , Jiawei Chen , Dong Wei , Yuexiang Li , Yefeng Zheng

Accurate and personalized environment recognition is essential for seamless indoor positioning and optimized connectivity, yet traditional fingerprinting requires costly site surveys and lacks user-level adaptation. We present a…

Signal Processing · Electrical Eng. & Systems 2025-09-17 Ruichen Wang , Zhikang Ni , Pengzhou Wang , Xiya Cao , Zhi Li , Bao Zhang