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Related papers: Underwater 3D positioning on smart devices

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Distributed multiple-input multiple-output (D-MIMO) is a promising technology for simultaneous communication and positioning. However, phase synchronization between multiple access points in D-MIMO is challenging and methods that function…

In this paper, we investigate the potential of reconfigurable intelligent surfaces (RISs) in facilitating passive/device-free three-dimensional (3D) drone localization within existing cellular infrastructure operating at millimeter-wave…

Signal Processing · Electrical Eng. & Systems 2025-01-03 Jiguang He , Charles Vanwynsberghe , Hui Chen , Chongwen Huang , Aymen Fakhreddine

The widespread use of smart devices gives rise to both security and privacy concerns. Fingerprinting smart devices can assist in authenticating physical devices, but it can also jeopardize privacy by allowing remote identification without…

Cryptography and Security · Computer Science 2014-03-14 Anupam Das , Nikita Borisov , Matthew Caesar

In order to advance underwater computer vision and robotics from lab environments and clear water scenarios to the deep dark ocean or murky coastal waters, representative benchmarks and realistic datasets with ground truth information are…

Robotics · Computer Science 2023-10-20 Birger Winkel , David Nakath , Felix Woelk , Kevin Köser

We have built a novel system for the surveillance of drinking water reservoirs using underwater sensor networks. We implement an innovative AI-based approach to detect, classify and localize underwater events. In this paper, we describe the…

This paper presents a novel dataset for the development of visual navigation and simultaneous localisation and mapping (SLAM) algorithms as well as for underwater intervention tasks. It differs from existing datasets as it contains ground…

Computer Vision and Pattern Recognition · Computer Science 2021-07-30 Tomasz Luczynski , Jonatan Scharff Willners , Elizabeth Vargas , Joshua Roe , Shida Xu , Yu Cao , Yvan Petillot , Sen Wang

This paper presents a general framework integrating vision and acoustic sensor data to enhance localization and mapping in highly dynamic and complex underwater environments, with a particular focus on fish farming. The proposed pipeline is…

Robotics · Computer Science 2024-09-25 David Botta , Luca Ebner , Andrej Studer , Victor Reijgwart , Roland Siegwart , Eleni Kelasidi

Thanks to rapid advances in technologies like GPS and Wi-Fi positioning, smartphone users are able to determine their location almost everywhere they go. This is not true, however, of people who are traveling in underground public…

Computers and Society · Computer Science 2019-04-04 T. Stockx , B. Hecht , J. Schöning

Driver drowsiness increases crash risk, leading to substantial road trauma each year. Drowsiness detection methods have received considerable attention, but few studies have investigated the implementation of a detection approach on a…

Computer Vision and Pattern Recognition · Computer Science 2019-10-16 Jasper S. Wijnands , Jason Thompson , Kerry A. Nice , Gideon D. P. A. Aschwanden , Mark Stevenson

Tracking locations is practical and speditive with smartphones, as they are omnipresent devices, relatively cheap, and have the necessary sensors for positioning and networking integrated in the same box. Nowadays recent models have GNSS…

Computers and Society · Computer Science 2022-01-20 Francesco Pirotti , Alberto Guarnieri , Marco Piragnolo , Marco Boscaro , Raffaele Cavalli

Underwater sites are a harsh environment for augmented reality applications. Obstacles that must be battled include poor visibility conditions, difficult navigation, and hard manipulation with devices under water. This chapter focuses on…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Jan Čejka , Fotis Liarokapis

In this paper, we study the underwater acoustic localization in the presence of environmental mismatch. Especially, we exploit a pre-trained neural network for the acoustic wave propagation in a gradient-based optimization framework to…

Sound · Computer Science 2025-04-01 Dariush Kari , Yongjie Zhuang , Andrew C. Singer

In this paper, we propose an efficient range free localization scheme for large scale three dimensional wireless sensor networks. Our system environment consists of two type of sensors, randomly deployed static sensors and global…

Networking and Internet Architecture · Computer Science 2018-01-11 Rajesh Kumar , Sushil Kumar , Diksha Shukla , Ram Shringar Raw

Early visual to auditory substitution devices encode 2D monocular images into sounds while more recent devices use distance information from 3D sensors. This study assesses whether the addition of sound-encoded distance in recent systems…

Human-Computer Interaction · Computer Science 2022-04-14 Louis Commère , Jean Rouat

Active headrests can reduce low-frequency noise around ears based on active noise control (ANC) system. Both the control system using fixed control filters and the remote microphone-based adaptive control system provide good noise reduction…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Yuteng Liu , Haowen Li , Haishan Zou , Jing Lu , Zhibin Lin

Blind individuals face persistent challenges in last-mile navigation, including locating entrances, identifying obstacles, and navigating complex or cluttered spaces. Although wearable cameras are increasingly used in assistive systems,…

Human-Computer Interaction · Computer Science 2025-04-29 Apurv Varshney , Lucas Nadolskis , Tobias Höllerer , Michael Beyeler

Autonomously controlling the position of Remotely Operated underwater Vehicles (ROVs) is of crucial importance for a wide range of underwater engineering applications, such as in the inspection and maintenance of underwater industrial…

Robotics · Computer Science 2025-02-25 Ali Safa , Waqas Aman , Ali Al-Zawqari , Saif Al-Kuwari

As positioning solutions integrate multiple components to improve accuracy, the number of parameters that require calibration has increased. This paper studies a calibration-free positioning technique using Wi-Fi ranging and pedestrian dead…

Networking and Internet Architecture · Computer Science 2020-07-07 Jeongsik Choi , Yang-Seok Choi

Localization of sensor nodes in the Internet of Underwater Things (IoUT) is of considerable significance due to its various applications, such as navigation, data tagging, and detection of underwater objects. Therefore, in this paper, we…

Signal Processing · Electrical Eng. & Systems 2021-09-08 Ruhul Amin Khalil , Nasir Saeed , Mohammad Inayatullah Babar , Tariqullah Jan , Sadia Din

Current progresses in home automation and service robotic environment have highlighted the need to develop interoperability mechanisms that allow a standard communication between the two systems. During the development of the DHCompliant…

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