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Related papers: MetaLoc: Learning to Learn Wireless Localization

200 papers

Wireless sensing is a promising technology for future wireless communication networks to realize various application services. Wireless local area network (WLAN)-based localization approaches using channel state information (CSI) have been…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Osamu Muta , Kazuki Noguchi , Junsuke Izumi , Shunsuke Shimizu , Tomoki Murakami , Shinya Otsuki

As the complexity of neural network models has grown, it has become increasingly important to optimize their design automatically through metalearning. Methods for discovering hyperparameters, topologies, and learning rate schedules have…

Machine Learning · Computer Science 2020-04-28 Santiago Gonzalez , Risto Miikkulainen

Effective model and hyperparameter selection remains a major challenge in deep learning, often requiring extensive expertise and computation. While AutoML and large language models (LLMs) promise automation, current LLM-based approaches…

Machine Learning · Computer Science 2025-10-08 Mohamed Bal-Ghaoui , Mohammed Tiouti

Building in silico models to predict chemical properties and activities is a crucial step in drug discovery. However, limited labeled data often hinders the application of deep learning in this setting. Meanwhile advances in meta-learning…

Machine Learning · Computer Science 2020-07-21 Cuong Q. Nguyen , Constantine Kreatsoulas , Kim M. Branson

Wireless sensor networks (WSN) acts as the backbone of Internet of Things (IoT) technology. In WSN, field sensing and fusion are the most commonly seen problems, which involve collecting and processing of a huge volume of spatial samples in…

Signal Processing · Electrical Eng. & Systems 2019-06-19 Hui Wu , Zhaoyang Zhang , Chunxu Jiao , Chunguang Li , Tony Q. S. Quek

Location is key to spatialize internet-of-things (IoT) data. However, it is challenging to use low-cost IoT devices for robust unsupervised localization (i.e., localization without training data that have known location labels). Thus, this…

Machine Learning · Computer Science 2020-04-10 You Li , Xin Hu , Yuan Zhuang , Zhouzheng Gao , Peng Zhang , Naser El-Sheimy

Because each indoor site has its own radio propagation characteristics, a site survey process is essential to optimize a Wi-Fi ranging strategy for range-based positioning solutions. This paper studies an unsupervised learning technique…

Networking and Internet Architecture · Computer Science 2020-07-14 Jeongsik Choi

Emerging 5G millimeter-wave and sub-6 GHz networks enable high-accuracy indoor localization, but security and privacy vulnerabilities pose serious challenges. In this paper, we identify and address threats including location spoofing and…

Cryptography and Security · Computer Science 2025-05-26 Ildi Alla , Valeria Loscri

Gradient based meta-learning methods are prone to overfit on the meta-training set, and this behaviour is more prominent with large and complex networks. Moreover, large networks restrict the application of meta-learning models on low-power…

Machine Learning · Computer Science 2022-06-06 Arnav Chavan , Rishabh Tiwari , Udbhav Bamba , Deepak K. Gupta

Cross-modal localization using text and point clouds enables robots to localize themselves via natural language descriptions, with applications in autonomous navigation and interaction between humans and robots. In this task, objects often…

Computer Vision and Pattern Recognition · Computer Science 2026-01-08 Tianyi Shang , Pengjie Xu , Zhaojun Deng , Zhenyu Li , Zhicong Chen , Lijun Wu

Machine learning (ML) based indoor localization solutions are critical for many emerging applications, yet their efficacy is often compromised by hardware/software variations across mobile devices (i.e., device heterogeneity) and the threat…

Machine Learning · Computer Science 2024-11-15 Akhil Singampalli , Danish Gufran , Sudeep Pasricha

With the widespread application of location-based services, fingerprint-based localization has demonstrated advantages in environments with complex signal propagation. Deep learning has significantly improved the efficiency of both offline…

Information Theory · Computer Science 2026-05-27 Yu Zhao , Zhenzhou Jin , Jinke Tang , Li You , Chen Sun , Xiang-Gen Xia , Xiqi Gao

Timestamp prediction aims to determine when an image was captured using only visual information, supporting applications such as metadata correction, retrieval, and digital forensics. In outdoor scenarios, hourly estimates rely on cues like…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 David G. Shatwell , Ishan Rajendrakumar Dave , Sirnam Swetha , Mubarak Shah

Representation learning has been widely studied in the context of meta-learning, enabling rapid learning of new tasks through shared representations. Recent works such as MAML have explored using fine-tuning-based metrics, which measure the…

Machine Learning · Computer Science 2021-05-06 Kurtland Chua , Qi Lei , Jason D. Lee

To date, most place recognition methods focus on single-modality retrieval. While they perform well in specific environments, cross-modal methods offer greater flexibility by allowing seamless switching between map and query sources. It…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Yan Xia , Zhendong Li , Yun-Jin Li , Letian Shi , Hu Cao , João F. Henriques , Daniel Cremers

Recent years have witnessed fast growth in outdoor location-based services. While GPS is considered a ubiquitous localization system, it is not supported by low-end phones, requires direct line of sight to the satellites, and can drain the…

Machine Learning · Computer Science 2021-06-28 Ahmed Shokry , Marwan Torki , Moustafa Youssef

We consider a model-agnostic solution to the problem of Multi-Domain Learning (MDL) for multi-modal applications. Many existing MDL techniques are model-dependent solutions which explicitly require nontrivial architectural changes to…

Computer Vision and Pattern Recognition · Computer Science 2021-03-01 Anthony Sicilia , Xingchen Zhao , Davneet Minhas , Erin O'Connor , Howard Aizenstein , William Klunk , Dana Tudorascu , Seong Jae Hwang

Optimization algorithms for wireless systems play a fundamental role in improving their performance and efficiency. However, it is known that the complexity of conventional optimization algorithms in the literature often exponentially…

Signal Processing · Electrical Eng. & Systems 2024-07-04 Rafael Cerna Loli , Bruno Clerckx

We propose UnLoc, an efficient data-driven solution for sequential camera localization within floorplans. Floorplan data is readily available, long-term persistent, and robust to changes in visual appearance. We address key limitations of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Matthias Wüest , Francis Engelmann , Ondrej Miksik , Marc Pollefeys , Daniel Barath

As one of the key usage scenarios for the sixth generation (6G) wireless networks, integrated sensing and communication (ISAC) provides an efficient framework to achieve simultaneous wireless sensing and communication. However, traditional…

Information Theory · Computer Science 2026-04-10 Di Wu , Zhuoyin Dai , Yong Zeng