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  1. 1341
    “…For a subset, we computed positional errors using “gold standard” rooftop coordinates (IA; N = 3566) or Global Positioning Systems (GPS) (IA and NC; N = 1258) and compared errors between periods. …”
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    Online Artículo Texto
    Spatial Heterogeneity in Positional Errors: A Comparison of Two Residential Geocoding Efforts in the Agricultural Health Study
  2. 1342
    “…Athletes were monitored daily by global positioning systems. The collected data included distance covered, duration, and rate of perceived exertion (RPE), which were used to obtain session-RPE. …”
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    Online Artículo Texto
    Variations of Trail Runner’s Fitness Measures across a Season and Relationships with Workload
  3. 1343
    “…In order to acquire the information of the vehicle itself and the environment necessary for decision-making and controlling, the ADVs that are under development now are normally equipped with a lot of sensing units, for example, high precision global positioning systems, various types of radar, and video processing systems. …”
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    Intersection Vehicle Turning Control for Fully Autonomous Driving Scenarios
  4. 1344
    “…Currently adopted solutions are, in fact, mainly based on fiber optic sensors (characterized by high performance in attitude estimation to the detriment of relevant costs large volumes and heavy weights) and integrated with a Global Position System (GPS) capable of providing low-frequency or single-update information about the position. …”
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    Low-Cost and High-Performance Solution for Positioning and Monitoring of Large Structures
  5. 1345
    “…Objective measures (global positioning systems, accelerometers, geographical information systems, observational audits) assessed children's independent mobility and physical activity, neighborhood infrastructure, and streetscape attributes. …”
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    Online Artículo Texto
    Kids in the city study: research design and methodology
  6. 1346
    “…New data from ~200 high-precision static Global Position System (GPS) Independent Check Points (ICPs) in the Himalaya and Peninsular India indicate that only 1-arc X-Band data are usable “as is” in the Himalaya as it has height accuracy of 9.18 m (RMSE). …”
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    Online Artículo Texto
    Uncertainties in the Shuttle Radar Topography Mission (SRTM) Heights: Insights from the Indian Himalaya and Peninsula
  7. 1347
    “…Activity patterns were assessed using global positioning systems (total distance and age-specific speed zones), alongside heart rate. …”
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    Activity patterns of primary school children during participation in The Daily Mile
  8. 1348
    “…We quantified associations between global positioning systems (GPS)-based activity space measures of environmental exposure and accelerometer-based physical activity. …”
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    Online Artículo Texto
    GPS-based activity space exposure to greenness and walkability is associated with increased accelerometer-based physical activity
  9. 1349
    “…Athletes (MLAX: n = 10; WLAX: n = 13) wore a global positional system device during all matches. External load metrics included in the analysis were total distance (TD), sprint distance (SD), accelerations (>3 m/s(2)), sprint efforts, player load per minute (PL/min), top speed, and distances spent in various speed zones. …”
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    Comparison of Match External Loads across a Men’s and Women’s Lacrosse Season
  10. 1350
    “…CONCLUSION: A Bayesian analytical approach using multiple enabling technologies (geographic information systems, global positioning systems, and remote sensing) provide a strategy to characterize spatial heterogeneity in malaria risk at a fine scale. …”
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    Spatial prediction of malaria prevalence in an endemic area of Bangladesh
  11. 1351
    “…BACKGROUND: Global positioning systems (GPS) are increasingly being used in health research to determine the location of study participants. …”
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    Online Artículo Texto
    Linking GPS and travel diary data using sequence alignment in a study of children's independent mobility
  12. 1352
    “…METHODS: We used Global Positioning Systems to manually identify trips and generate activity spaces for each person-day; quantified by area for 39 students (13.8 ± 0.6 years, 38% female) attending high school in urban Downtown Vancouver, Canada. …”
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    Does activity space size influence physical activity levels of adolescents?—A GPS study of an urban environment
  13. 1353
    “…METHODS: A total of 132 samples were collected at 100 m intervals, with a handheld global position system used in taking the location data of the soil sample points. …”
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    Spatial assessment of soil contamination by heavy metals from informal electronic waste recycling in Agbogbloshie, Ghana
  14. 1354
    “…We investigated 89 ancient bridges in Yixing that were built during the Ming and Qing dynasties (AD1368–1911). Global Position System information and structure (length, width, and span) of those bridges was measured during our field investigations. …”
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    Online Artículo Texto
    Relationship between ancient bridges and population dynamics in the lower Yangtze River Basin, China
  15. 1355
    “…There are lots of methods to deal with the multipath errors of Global Position System (GPS) carrier phase data. The BeiDou navigation satellite System (BDS) multipath mitigation is still a research hotspot because the unique constellation design of BDS makes it different to mitigate multipath effects compared to GPS. …”
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    Online Artículo Texto
    Characteristics of BeiDou Navigation Satellite System Multipath and Its Mitigation Method Based on Kalman Filter and Rauch-Tung-Striebel Smoother
  16. 1356
    “…Interactions between domestic and wild species has become a global problem of growing interest. Global Position Systems (GPS) allow collection of vast records of time series of animal spatial movement, but there is need for developing analytical methods to efficiently use this information to unravel species interactions. …”
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    Inferring symmetric and asymmetric interactions between animals and groups from positional data
  17. 1357
    “…Knowledge recall and objective activity and location data were collected by global positioning systems (GPS). Participants were asked to carry the tracking applications (apps) for 30–90 days. …”
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    The Keeping on Track Study: Exploring the Activity Levels and Utilization of Healthcare Services of Acute Coronary Syndrome (ACS) Patients in the First 30-Days after Discharge from Hospital
  18. 1358
    “…To identify foraging areas and estimate trip durations, we deployed Global Positioning Systems (GPS) devices and Time‐Depth Recorders (TDR) on 26 adult Hutton's shearwaters during the chick‐rearing period in 2017 and 2018. 3. …”
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    Flying south: Foraging locations of the Hutton's shearwater (Puffinus huttoni) revealed by Time‐Depth Recorders and GPS tracking
  19. 1359
    “…Sixty children (29 boys, 31 girls)—35 key stage 2 (aged 9–11) and 25 key stage 3 (aged 11–13)—wore an integrated global positioning systems (GPS) and heart rate (HR) monitor over four consecutive days. …”
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    Exploring Children’s Physical Activity Behaviours According to Location: A Mixed-Methods Case Study
  20. 1360
    “…The global indicators of performance and high-intensity actions were recorded through global positioning systems, whereas the heart rate responses were measured using heart rate monitors. …”
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    Physical and Physiological Responses of U-14, U-16, and U-18 Soccer Players on Different Small-Sided Games
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