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相关概念视频

Field Application of Global Positioning System01:28

Field Application of Global Positioning System

30
The Global Positioning System (GPS) has become an indispensable tool in fieldwork, offering unparalleled precision and efficiency for surveying, navigation, and infrastructure development. By harnessing signals from a constellation of satellites, GPS receivers determine the location of objects with remarkable speed and accuracy, often completing calculations within a second.Advantages of Modern GPS TechnologyContemporary GPS receivers are designed to meet the practical demands of field...
30
Types of Global Positioning System Surveys01:30

Types of Global Positioning System Surveys

49
GPS surveying methods vary in application, accuracy, and data collection techniques, catering to diverse surveying and mapping needs. Static GPS, kinematic GPS, and real-time kinematic (RTK) surveying are widely used. Each technique offers distinct advantages.Static GPS involves placing one receiver at a known reference point and another at the target point. It collects exact positional data by observing multiple satellite ranges over an extended period, achieving centimeter-level accuracy for...
49
Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device01:30

Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device

21
Surveyors use Global Positioning System (GPS) technology to measure the precise location and elevation of points on Earth. In a recent survey, GPS receivers were used to determine the coordinates and elevations of two park monuments. The process involved careful mission planning, data collection, and correction to ensure accuracy. The survey began with mission planning to identify optimal satellite visibility and minimize Position Dilution of Precision (PDOP). A geodetic control point...
21

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相关实验视频

Updated: Jun 4, 2025

Author Spotlight: An Efficient and Robust Software for Automated Fusion of Multiple Preclinical Imaging Modalities
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一个多设备和多运营商数据集来自Android设备上的移动网络覆盖范围.

Vandermi Silva1,2, Gabriel Tavares1,2, Carlos Freitas1,2

  • 1Institute of Computing, Federal University of Amazonas, Av. Gen. Rodrigo Octávio, 6200 Setor Norte do Campus Universitário - Coroado, Manaus, AM, Brazil.

Data in brief
|December 17, 2024
PubMed
概括
此摘要是机器生成的。

本研究介绍了关于移动网络性能的综合数据集,这对于了解不同环境中的信号质量至关重要. 这些数据有助于评估移动电话指标,特别是随着5G网络的发展.

关键词:
4G LTE技术的使用 4G LTE技术的使用移动网络覆盖范围 移动网络覆盖范围网络性能 网络性能 网络性能无线电参数 无线电参数信号强度 信号强度

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Effective Analysis of Human Exposure Conditions with Body-worn Dosimeters in the 2.4 GHz Band
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科学领域:

  • 电信工程 电信工程 电信工程
  • 数据科学数据科学数据科学
  • 移动网络分析 移动网络分析

背景情况:

  • 越来越多的人对移动覆盖和信号质量的需求.
  • 随着5G的部署,移动网络环境的复杂性越来越大.
  • 需要可靠的数据来评估移动网络的性能.

研究的目的:

  • 开发一个全面的数据集来评估移动网络行为.
  • 为了捕获无线电参数和信号质量指标.
  • 分析亚马逊地区移动网络性能.

主要方法:

  • 使用Kotlin开发一个Android应用程序,用于实时数据收集.
  • 收集了33个无线电参数,产生了超过73.6万个记录.
  • 使用数据科学技术对数据进行后处理,并将其存储在Mendeley.
  • 数据按地理区域划分 (马纳乌斯,索利蒙斯,亚马逊河).

主要成果:

  • 创建一个具有详细移动网络指标的大型数据集.
  • 从亚马逊的城市和河流地区收集的数据.
  • 为改进实验性能和分析而结构化的数据集.

结论:

  • 开发的数据集为移动网络性能提供了有价值的见解.
  • 对于信号质量和移动电话指标研究至关重要.
  • 支持在复杂环境中评估网络行为.