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Mostrando 901 - 920 Resultados de 1,446 Para Buscar '"Global Positioning System"', tiempo de consulta: 0.42s Limitar resultados
  1. 901
    por Morris, Gail, Conner, L. Mike
    Publicado 2017
    “…Global positioning system (GPS) technologies have improved the ability of researchers to monitor wildlife; however, use of these technologies is often limited by monetary costs. …”
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    Assessment of accuracy, fix success rate, and use of estimated horizontal position error (EHPE) to filter inaccurate data collected by a common commercially available GPS logger
  2. 902
    “…Our method involves three stages: 1.) identification and mapping of all market stall locations using Global Positioning System (GPS) coordinates; 2.) using female market vendor stall GPS coordinates to build the sampling frame using replicates; and 3.) using maps and GPS data for recruitment of study participants. …”
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    Methods for sampling geographically mobile female traders in an East African market setting
  3. 903
    “…Outdoor active play was measured for the 7 days that fell in between these 8 nights using a combination of data from accelerometers, global positioning system loggers, and geographic information systems. …”
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    Bi-directional association between sleep and outdoor active play among 10–13 year olds
  4. 904
    “…METHODS: The evaluation was conducted during three, 3-month periods for 3 years and included the use of community viral load, global positioning system tracking data, and statistical testing to evaluate the effectiveness of the pilot project. …”
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    A Pilot Study to Increase the Efficiency of HIV Outreach Testing Through the Use of Timely and Geolocated HIV Viral Load Surveillance Data
  5. 905
    “…Participants completed 4 running sessions a week using a global positioning system-enabled (GPS) watch: 2 × interval sessions; 1 × recovery run; and 1 × tempo run. …”
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    Prescribing 6-weeks of running training using parameters from a self-paced maximal oxygen uptake protocol
  6. 906
    “…METHODS: Employees (n=654) recruited from 87 workplaces in geographically distinct areas provided data through accelerometers, Global Positioning System (GPS) receivers, travel diaries and questionnaires. …”
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    Associations of mode of travel to work with physical activity, and individual, interpersonal, organisational, and environmental characteristics
  7. 907
    “…METHODOLOGY AND PRINCIPAL FINDINGS: We used a customized data collection platform (Magpi) that uses mobile phones and real-time cloud-based storage with global positioning system coordinates and time stamping. Pilot studies on sleep behavior of U.S. and Ugandan medical students identified and resolved Magpi-programmed cell phone issues. …”
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    A real-time medical cartography of epidemic disease (Nodding syndrome) using village-based lay mHealth reporters
  8. 908
    “…The inter-satellite link in both Global Positioning System (GPS) and BeiDou Navigation Satellite System (BDS) adopt the long code spread spectrum system. …”
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    A Dual-Channel Acquisition Method Based on Extended Replica Folding Algorithm for Long Pseudo-Noise Code in Inter-Satellite Links
  9. 909
    “…We fitted 17 forest elephants with global positioning system (GPS) collars in 2015 and 2016 in the tropical forest-grassland mosaic of the Wonga Wongué Presidential Reserve (WW), Gabon. …”
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    Forest elephant movement and habitat use in a tropical forest-grassland mosaic in Gabon
  10. 910
    “…Data were collected via an extensive questionnaire, medical records, and speed calculations based on Global Positioning System equipment on each dog sled. OI risk factors and DD incidence were statistically analyzed on dogs and teams completing at least half the race distance, including Student’s t-test, Pearson’s chi-squared test, Poisson regression, and various frailty analysis models as indicated. …”
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    A survey on orthopedic injuries during a marathon sled dog race
  11. 911
    “…Differences in physical responses and time-motion characteristics of players were measured with the Global Positioning System (GPS) and assessed using a repeated measures ANOVA to compare the three game conditions and the magnitude-based inference to evaluate the pairwise comparison effects. …”
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    Physical responses of professional soccer players during 4 vs. 4 small-sided games with mini-goals according to rule changes
  12. 912
    por Leontiev, Anton, Reuveni, Yuval
    Publicado 2018
    “…Here, we suggest a new strategy for augmenting integrated water vapor (IWV) estimations using both remote sensing satellites and global positioning system (GPS) tropospheric path delays. The strategy is based first on the ability to estimate METEOSAT-10 7.3 µm WV pixel values by extracting the mathematical dependency between the IWV amount calculated from GPS zenith wet delays (ZWD) and the METEOSAT-10 data. …”
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    Augmenting GPS IWV estimations using spatio-temporal cloud distribution extracted from satellite data
  13. 913
    “…PARTICIPANTS: All potential tobacco retailers were visited within the districts, and were mapped using Global Positioning System (GPS) coordinates. INTERVENTION: Observational data was collected for each tobacco retailer using a checklist with characteristics of the internal and external visibility of tobacco products and advertisement. …”
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    Visibility of tobacco products and advertisement at the point of sale: a systematic audit of retailers in Amsterdam
  14. 914
    “…Structured questionnaire and Differential Global Positioning System (DGPS) device were used for data collection. …”
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    Contamination of Household Open Wells in an Urban Area of Trivandrum, Kerala State, India: A Spatial Analysis of Health Risk Using Geographic Information System
  15. 915
    “…We identified eight categories for the data sources: web search query (52.3%), social media posts (31.2%), web portal posts (11.9%), webpage access logs (7.3%), images (7.3%), mobile phone network data (1.8%), global positioning system data (1.8%), and others (2.8%). Of these, 50.5% used correlation analyses, 41.3% regression analyses, 25.6% machine learning, and 19.3% descriptive analyses. …”
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    Digital Epidemiology: Use of Digital Data Collected for Non-epidemiological Purposes in Epidemiological Studies
  16. 916
    “…We modeled elk (Cervus elaphus) location data, collected from Global Positioning System (GPS) collars, using Bayesian discrete choice resource selection function (RSF) models. …”
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    Evaluating the individuality of animal‐habitat relationships
  17. 917
    “…Background: Global positioning system (GPS) based player movement tracking data are widely used by professional football (soccer) clubs and academies to provide insight into activity demands during training and competitive matches. …”
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    Player Tracking Data Analytics as a Tool for Physical Performance Management in Football: A Case Study from Chelsea Football Club Academy
  18. 918
    “…This paper estimates marine boundary layer height (MBLH) over the western North Pacific (WNP) based on Global Positioning System Radio Occultation (GPS-RO) profiles from the Formosa Satellite Mission 3 (FORMOSAT-3)/Constellation Observing System for Meteorology, Ionosphere, and Climate (COSMIC) satellites, island soundings, and numerical models. …”
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    The Marine Boundary Layer Height over the Western North Pacific Based on GPS Radio Occultation, Island Soundings, and Numerical Models
  19. 919
    “…We captured 5 adult female elk in each study area, affixed global positioning system collars, and monitored them for 1 year (2016–2017). …”
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    Seasonal home ranges and habitat selection of three elk (Cervus elaphus) herds in North Dakota
  20. 920
    “…Most studies only consider either global positioning system (GPS) L1 or L2 SNR data. In the current study, a new snow depth estimation approach is proposed using multipath reflectometry and SNR combination of GPS triple frequency (i.e. …”
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    A New GPS SNR-based Combination Approach for Land Surface Snow Depth Monitoring
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