Results 41 to 50 of about 423,626 (155)

A Robust GNSS/PDR Integration Scheme with GRU-Based Zero-Velocity Detection for Mass-Pedestrians

open access: yesRemote Sensing, 2022
Aiming at the problem of high-precision positioning of mass-pedestrians with low-cost sensors, a robust single-antenna Global Navigation Satellite System (GNSS)/Pedestrian Dead Reckoning (PDR) integration scheme is proposed with Gate Recurrent Unit (GRU)-
Dongpeng Xie   +6 more
doaj   +1 more source

S-PDR: A Novel Pedestrian Dead Reckoning Algorithm with step-based attitude corrections for Free-Moving Handheld devices

open access: yes, 2021
Mobile location-based services (MLBS) are attracting attention for their potential public applications and personal use. MLBS can be used for a variety of applications such as location-based advertisement, smart shopping, smart cities, health applications, emergency response, and even gamming.
openaire   +2 more sources

PDR/INS/WiFi Integration Based on Handheld Devices for Indoor Pedestrian Navigation

open access: yesMicromachines, 2015
Providing an accurate and practical navigation solution anywhere with portable devices, such as smartphones, is still a challenge, especially in environments where global navigation satellite systems (GNSS) signals are not available or are degraded ...
Yuan Zhuang   +3 more
doaj   +1 more source

GridiLoc: A Backtracking Grid Filter for Fusing the Grid Model with PDR Using Smartphone Sensors

open access: yesSensors, 2016
Although map filtering-aided Pedestrian Dead Reckoning (PDR) is capable of largely improving indoor localization accuracy, it becomes less efficient when coping with highly complex indoor spaces.
Jianga Shang   +3 more
doaj   +1 more source

Error Analysis of PDR System Using Dual Foot-mounted IMU [PDF]

open access: yesE3S Web of Conferences, 2019
In this paper, we analyze the position errors of the pedestrian dead reckoning (PDR) system using foot-mounted IMU attached to each foot, and implement PDR system using dual foot-mounted IMU to reduce the analyzed error. The PDR system using foot-mounted
Lee Jae Hong, Ju Hojin, Park Chan Gook
doaj   +1 more source

Evaluation of electrolyzed water to control fungal trunk pathogens in grapevine nurseries

open access: yesPest Management Science, Volume 81, Issue 4, Page 1740-1751, April 2025.
Electrolyzed water treatments could have promising applications in the grapevine nursery process to prevent or reduce infections caused by fungal trunk pathogens on grapevine propagation material. Abstract BACKGROUND Grapevine producers demand solutions to control fungal trunk pathogens (FTPs) in nurseries.
Mónica Berbegal   +6 more
wiley   +1 more source

Pedestrian inertial navigation: An overview of model and data-driven approaches

open access: yesResults in Engineering
The task of indoor positioning is fundamental to several applications, including navigation, healthcare, location-based services, and security.
Itzik Klein
doaj   +1 more source

1172. Dendrobium chryseum Rolfe

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Dendrobium chryseum is a widespread orchid from continental tropical Asia and Taiwan with a confused taxonomical history. In addition to its horticultural merits and its use in Traditional Chinese Medicine, this species has significant cultural importance among the Tsou people of Taiwan. Notes on pollination, cultivation, taxonomy, distribution,
André Schuiteman   +4 more
wiley   +1 more source

Omnipod 5 Delivers Superior Economic Value Compared to Multiple Daily Injections: A Cost‐Effectiveness Analysis in Adults With T1D From a Payer Perspective in Sweden

open access: yesDiabetes, Obesity and Metabolism, EarlyView.
ABSTRACT Aim Analyse the cost‐effectiveness of the Omnipod 5 automated insulin delivery system versus multiple daily injections (MDI) with continuous glucose monitoring for type 1 diabetes among adults in Sweden. Methods Cost‐effectiveness was analysed with the IQVIA Core Diabetes Model (version 10.0) taking the perspective of the payer in Sweden ...
Johan Jendle   +5 more
wiley   +1 more source

Indoor Pedestrian Self-Positioning Based on Image Acoustic Source Impulse Using a Sensor-Rich Smartphone

open access: yesSensors, 2018
The ubiquity of sensor-rich smartphones provides opportunities for a low-cost method to track indoor pedestrians. In this situation, pedestrian dead reckoning (PDR) is a widely used technology; however, its cumulative error seriously affects its accuracy.
Xiyu Song   +3 more
doaj   +1 more source

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