Detecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve

Electromagnetic geographic environment is closely related to human life. With continuous popularization of public infrastructures and daily electronic instruments, such as electric power communication systems and household appliances, electromagnetic radiation sources have increased sharply in the g...

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Autores principales:	Yi Huang, Mengyi Wang, Qianqian Qiu, Lizhi Miao, Haiping Zhang, Jiarui Qin, Xiangqiang Min, Yehua Sheng
Formato:	article
Lenguaje:	EN
Publicado:	Hindawi Limited 2021
Materias:	Technology (General) T1-995
Acceso en línea:	https://doaj.org/article/d9582dc3995f411f916c9ac70ae06b4a
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spelling	oai:doaj.org-article:d9582dc3995f411f916c9ac70ae06b4a2021-11-29T00:56:56ZDetecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve1687-726810.1155/2021/8819402https://doaj.org/article/d9582dc3995f411f916c9ac70ae06b4a2021-01-01T00:00:00Zhttp://dx.doi.org/10.1155/2021/8819402https://doaj.org/toc/1687-7268Electromagnetic geographic environment is closely related to human life. With continuous popularization of public infrastructures and daily electronic instruments, such as electric power communication systems and household appliances, electromagnetic radiation sources have increased sharply in the geographic environment, which leads to increasingly serious electromagnetic radiation pollution. Thus, it is significant to monitor, evaluate, and analyze the electromagnetic radiation condition and explore its changing law in the environment. However, the traditional monitoring method can only detect anomalies within certain frequencies in the fixed stations. To fill this gap, this research first develops a vehicle-mounted electromagnetic environment monitoring system to collect both spatial positioning data and electromagnetic data of the whole frequency range. The acquired data are then used to construct the location-based frequency-intensity curve to reflect the variation of electromagnetic radiation at different frequency ranges. On this basis, a curve similarity measurement method is introduced to analyze the similarity of different curves, which is effective to diagnose time-varying sources from both global and local perspectives. This research provides a real-time mobile monitoring method, which is significant to know the dynamic variation of local electromagnetic environment and promotes subsequent comprehensive geographic analyses.Yi HuangMengyi WangQianqian QiuLizhi MiaoHaiping ZhangJiarui QinXiangqiang MinYehua ShengHindawi LimitedarticleTechnology (General)T1-995ENJournal of Sensors, Vol 2021 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Technology (General) T1-995
spellingShingle	Technology (General) T1-995 Yi Huang Mengyi Wang Qianqian Qiu Lizhi Miao Haiping Zhang Jiarui Qin Xiangqiang Min Yehua Sheng Detecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve
description	Electromagnetic geographic environment is closely related to human life. With continuous popularization of public infrastructures and daily electronic instruments, such as electric power communication systems and household appliances, electromagnetic radiation sources have increased sharply in the geographic environment, which leads to increasingly serious electromagnetic radiation pollution. Thus, it is significant to monitor, evaluate, and analyze the electromagnetic radiation condition and explore its changing law in the environment. However, the traditional monitoring method can only detect anomalies within certain frequencies in the fixed stations. To fill this gap, this research first develops a vehicle-mounted electromagnetic environment monitoring system to collect both spatial positioning data and electromagnetic data of the whole frequency range. The acquired data are then used to construct the location-based frequency-intensity curve to reflect the variation of electromagnetic radiation at different frequency ranges. On this basis, a curve similarity measurement method is introduced to analyze the similarity of different curves, which is effective to diagnose time-varying sources from both global and local perspectives. This research provides a real-time mobile monitoring method, which is significant to know the dynamic variation of local electromagnetic environment and promotes subsequent comprehensive geographic analyses.
format	article
author	Yi Huang Mengyi Wang Qianqian Qiu Lizhi Miao Haiping Zhang Jiarui Qin Xiangqiang Min Yehua Sheng
author_facet	Yi Huang Mengyi Wang Qianqian Qiu Lizhi Miao Haiping Zhang Jiarui Qin Xiangqiang Min Yehua Sheng
author_sort	Yi Huang
title	Detecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve
title_short	Detecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve
title_full	Detecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve
title_fullStr	Detecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve
title_full_unstemmed	Detecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve
title_sort	detecting electromagnetic geographical environment changes based on the frequency-intensity curve
publisher	Hindawi Limited
publishDate	2021
url	https://doaj.org/article/d9582dc3995f411f916c9ac70ae06b4a
work_keys_str_mv	AT yihuang detectingelectromagneticgeographicalenvironmentchangesbasedonthefrequencyintensitycurve AT mengyiwang detectingelectromagneticgeographicalenvironmentchangesbasedonthefrequencyintensitycurve AT qianqianqiu detectingelectromagneticgeographicalenvironmentchangesbasedonthefrequencyintensitycurve AT lizhimiao detectingelectromagneticgeographicalenvironmentchangesbasedonthefrequencyintensitycurve AT haipingzhang detectingelectromagneticgeographicalenvironmentchangesbasedonthefrequencyintensitycurve AT jiaruiqin detectingelectromagneticgeographicalenvironmentchangesbasedonthefrequencyintensitycurve AT xiangqiangmin detectingelectromagneticgeographicalenvironmentchangesbasedonthefrequencyintensitycurve AT yehuasheng detectingelectromagneticgeographicalenvironmentchangesbasedonthefrequencyintensitycurve
_version_	1718407676095889408

Detecting Electromagnetic Geographical Environment Changes Based on the Frequency-Intensity Curve

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