Results 31 to 40 of about 423,899 (148)

Exploiting European GNSS and Ethereum in location proof systems

open access: yesInternational Journal of Digital Earth, 2022
Location-Based Services (LBSs) are essential in many application contexts like ride-sharing or navigation apps. There are cases where users could gain an advantage by submitting fake locations.
Gianluca Lax, Antonia Russo
doaj   +1 more source

A Glimpse into the Research Space of Location Based Services

open access: yesJournal of Advances in Information Technology, 2012
Location Based Services are becoming an integral part of the wider telecommunication scenario. However, the approaches to provide Location Based Services and the research issues in this area are diverse and broad.
Chen Wei Tan   +4 more
doaj   +1 more source

Location Based Services

open access: yesElektronika ir Elektrotechnika, 2004
The overview of various location solutions such GSM and others technology represents in this paper. In the process of developinglocation based services are involved mobile network operators and the companies that produce the equipment and software. The mainconcerns about regulations are “privacy requirements” and “third party access to location data ...
V. Liutkauskas, D. Matulis, R. Plėštys
  +5 more sources

Dummy Generation Based on User-Movement Estimation for Location Privacy Protection

open access: yesIEEE Access, 2018
Location-based services (LBSs) have been becoming more common due to the prevalence of GPS-enabled devices. While LBSs bring many benefits for our daily lives, location information may reveal private information, rendering an important problem of ...
Shuhei Hayashida   +3 more
doaj   +1 more source

Sky-GVINS: a sky-segmentation aided GNSS-Visual-Inertial system for robust navigation in urban canyons

open access: yesGeo-spatial Information Science
Integrating Global Navigation Satellite Systems (GNSS) in Simultaneous Localization and Mapping (SLAM) systems draws increasing attention to a global and continuous localization solution.
Jie Yin   +4 more
doaj   +1 more source

Location Based Services and Applications

open access: yesRevista Cubana de Ingeniería, 2012
Location Based Services (LBS) continue to grow in popularity, effectiveness and reliability, to the extent that applications are designed and implemented taking into account the facilities of the user location information.
Elenis Gorrita Michel   +2 more
doaj   +1 more source

BIG: a framework integrating brain-inspired geometry cell for long-range exploration and navigation

open access: yesSatellite Navigation
Recently, the brain-inspired mechanisms beneficial to efficient navigation in mammals have exhibited huge research potential. Specifically, the geometry cell model has shown significant insights into the ability of mammals, which is used to model the ...
Zhen Sun   +6 more
doaj   +1 more source

Dual MIMU Pedestrian Navigation by Inequality Constraint Kalman Filtering

open access: yesSensors, 2017
The foot-mounted inertial navigation system is an important method of pedestrian navigation as it, in principle, does not rely any external assistance. A real-time range decomposition constraint method is proposed in this paper to combine the information
Wei Shi, Yang Wang, Yuanxin Wu
doaj   +1 more source

Multiradar Collaborative Task Scheduling Algorithm Based on Graph Neural Networks with Model Knowledge Embedding

open access: yesLeida xuebao
Modern radar systems face increasingly complex challenges in tasks such as detection, tracking, and identification. The diversity of task types, limited data resources, and strict execution time requirements make radar task scheduling a strongly NP-hard ...
Haoqing LI   +4 more
doaj   +1 more source

Downlink Ergodic Rate Analysis for Virtual Cell Based Cloud Radio Access Networks

open access: yesIEEE Access, 2017
Cloud Radio Access Network (CRAN) is a promising approach to cope with the challenges of next generation mobile communications. This paper studies the downlink ergodic rate of a (N, K) virtual cell-based CRAN, in which each mobile station (MS) selects ...
Ming Cheng   +3 more
doaj   +1 more source

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