Results 41 to 50 of about 2,453,654 (328)

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

Advanced Positioning and Location based services in 4G Mobile-IP Radio Access Networks [PDF]

open access: yes, 2004
2004 IEEE 15TH IEEE International Symposium on personal, indoor and mobile radio communications (PIMRC 2004), Barcelona, Spain, 5-8 september 2004.This paper proposes an evolved architecture from 3G networks to provide basic and advanced positioning ...
Montilla Bravo, Alberto   +2 more
core   +3 more sources

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

Evaluating the Utility of Paired Tumor and Germline Targeted DNA Sequencing for Pediatric Oncology Patients: A Single Institution Report

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objective To evaluate the diagnostic yield and utility of universal paired tumor–normal multigene panel sequencing in newly diagnosed pediatric solid and central nervous system (CNS) tumor patients and to compare the detection of germline pathogenic/likely pathogenic variants (PV/LPVs) against established clinical referral criteria for cancer ...
Natalie Waligorski   +9 more
wiley   +1 more source

A Location Privacy Attack Based on the Location Sharing Mechanism with Erroneous Distance in Geosocial Networks

open access: yesSensors, 2020
Geographical social networks (GSN) is an emerging research area. For example, Foursquare, Yelp, and WeChat are all well-known service providers in this field. These applications are also known as location-based services (LBS).
Tu-Liang Lin   +2 more
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

Pediatric Oncology Nursing Competencies in Latin America and the Caribbean: A Scoping Review to Inform Practice, Education, and Research

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Nurses are central to cancer care for children and adolescents, yet no comprehensive synthesis has defined essential core competencies for pediatric oncology nursing (PON) practice internationally, particularly in Latin America and the Caribbean (LAC).
Luís Carlos Lopes‐Júnior   +7 more
wiley   +1 more source

Noise-Resilient Acoustic Low Energy Beacon for Proximity-Based Indoor Positioning Systems

open access: yesSensors, 2021
Proximity-Based Indoor Positioning Systems (PIPSs) are a simple to install alternative in large facilities. Besides, these systems have a reduced computational cost on the mobile device of those users who do not continuously demand a high location ...
Teodoro Aguilera   +5 more
doaj   +1 more source

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