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Related papers: CollabLoc: Privacy-Preserving Multi-Modal Localiza…

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With the tremendous increase in the number of smart phones, app stores have been overwhelmed with applications requiring geo-location access in order to provide their users better services through personalization. Revealing a user's…

Cryptography and Security · Computer Science 2019-01-03 Abhinav Palia , Rajat Tandon

The Internet of Things (IoT) envisions billions of sensors deployed around us and connected to the Internet, where the mobile crowd sensing technologies are widely used to collect data in different contexts of the IoT paradigm. Due to the…

Networking and Internet Architecture · Computer Science 2016-11-18 Charith Perera , Dumidu Talagala , Chi Harold Liu , Julio C. Estrella

The rise of the Internet of Things (IoT) and mobile internet applications has spurred interest in location-based services (LBS) for commercial, military, and social applications. While the global positioning system (GPS) dominates outdoor…

Machine Learning · Computer Science 2024-02-20 M. W. P. Maduranga

Mobile crowdsensing engages a crowd of individuals to use their mobile devices to cooperatively collect data about social events and phenomena for special interest customers. It can reduce the cost on sensor deployment and improve data…

Cryptography and Security · Computer Science 2018-06-12 Jianbing Ni , Kuan Zhang , Qi Xia , Xiaodong Lin , Xuemin Shen

In multi-robot systems (MRS), cooperative localization is a crucial task for enhancing system robustness and scalability, especially in GPS-denied or communication-limited environments. However, adversarial attacks, such as sensor…

Robotics · Computer Science 2025-07-10 Tohid Kargar Tasooji , Ramviyas Parasuraman

We consider the problem of client-server localization, where edge device users communicate visual data with the service provider for locating oneself against a pre-built 3D map. This localization paradigm is a crucial component for…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Junho Kim , Young Min Kim , Ramzi Zahreddine , Weston A. Welge , Gurunandan Krishnan , Sizhuo Ma , Jian Wang

Location data can be extremely useful to study commuting patterns and disruptions, as well as to predict real-time traffic volumes. At the same time, however, the fine-grained collection of user locations raises serious privacy concerns, as…

Cryptography and Security · Computer Science 2016-10-11 Apostolos Pyrgelis , Emiliano De Cristofaro , Gordon Ross

Accurate indoor node localization is critical for practical Wireless Sensor Network (WSN) applications, as Global Positioning System (GPS) fails to provide reliable Line-of-Sight (LoS) conditions in most indoor environments. Real-world…

Networking and Internet Architecture · Computer Science 2025-05-26 Ze Zhang , Qian Dong

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

This paper proposes a new privacy-enhancing, context-aware user authentication system, ConSec, which uses a transformation of general location-sensitive data, such as GPS location, barometric altitude and noise levels, collected from the…

Cryptography and Security · Computer Science 2019-10-01 Pradip Mainali , Carlton Shepherd , Fabien A. P. Petitcolas

Location-based queries enable fundamental services for mobile road network travelers. While the benefits of location-based services (LBS) are numerous, exposure of mobile travelers' location information to untrusted LBS providers may lead…

Cryptography and Security · Computer Science 2019-07-17 Emre Yigitoglu , Mehmet Emre Gursoy , Ling Liu

Object detection is an essential task for autonomous robots operating in dynamic and changing environments. A robot should be able to detect objects in the presence of sensor noise that can be induced by changing lighting conditions for…

Robotics · Computer Science 2019-11-20 Oier Mees , Andreas Eitel , Wolfram Burgard

For decades, the determination of an objects location has been implemented utilizing different technologies. Despite GPS (Global Positioning System) provides a scalable efficient and cost effective location services however the satellite…

Cryptography and Security · Computer Science 2022-10-04 Ali Abdullah S. AlQahtani , Nazim Choudhury

Mobile Large Language Models (LLMs) are revolutionizing diverse fields such as healthcare, finance, and education with their ability to perform advanced natural language processing tasks on-the-go. However, the deployment of these models in…

Cryptography and Security · Computer Science 2025-09-03 Honghui Xu , Kaiyang Li , Wei Chen , Danyang Zheng , Zhiyuan Li , Zhipeng Cai

Although people spend most of their time indoors, outdoor tracking systems, such as the Global Positioning System (GPS), are predominantly used for location-based services. These systems are accurate outdoors, easy to use, and operate…

Emerging Technologies · Computer Science 2024-10-04 Alpha Diallo , Benoit Garbinato

We consider the problem of tracking a group of mobile nodes with limited available computational and energy resources given noisy RSSI measurements and position estimates from group members. The multilateration solutions are known for…

Information Theory · Computer Science 2017-11-22 Vikram Kumar , Reza Arablouei , Raja Jurdak , Branislav Kusy , Neil W. Bergmann

Robust localization in a given map is a crucial component of most autonomous robots. In this paper, we address the problem of localizing in an indoor environment that changes and where prominent structures have no correspondence in the map…

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

Context-aware applications have been gaining huge interest in the last few years. With cell phones becoming ubiquitous computing devices, cell phone localization has become an important research problem. In this paper, we present CellSense,…

Networking and Internet Architecture · Computer Science 2011-10-18 Mohamed Ibrahim , Moustafa Youssef

To support location-based services, vehicles must share their location with a server to receive relevant data, compromising their (location) privacy. To alleviate this privacy compromise, the vehicle's location can be obfuscated by adding…

Cryptography and Security · Computer Science 2020-01-22 Tobias Meuser , Oluwasegun Taiwo Ojo , Daniel Bischoff , Antonio Fernández Anta , Ioannis Stavrakakis , Ralf Steinmetz