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Magnetic Field Sensing for Pedestrian and Robot Indoor Positioning [article]

Leonid Antsfeld, Boris Chidlovskii
2021 arXiv   pre-print
For the first setup, we revise the state of the art approaches and propose a novel extended pipeline to benefit from the presence of magnetic anomalies in indoor environment created by different ferromagnetic  ...  We test our methods on two public (MagPie and IPIN'20) and one proprietary (Hyundai department store) datasets.  ...  Lead Martin Humenberger from Naver Labs Europe for converting this data into the Kapture format [9] .  ... 
arXiv:2108.11824v1 fatcat:ymfnkmsderbhvhzv7gfdujlz5e

Empirical Overview of Benchmark Datasets for Geomagnetic Field-Based Indoor Positioning

Imran Ashraf, Sadia Din, Soojung Hur, Gunzung Kim, Yongwan Park
2021 Sensors  
Besides Wi-Fi positioning, a rich variety of technologies have been introduced or adopted for indoor positioning such as ultrawideband, infrared, radio frequency identification, Bluetooth beacons, pedestrian  ...  Magnetic field positioning is an attractive solution for indoors; yet lack of public benchmarks and selection of suitable benchmarks are among the big challenges.  ...  MagPIE MagPIE is a magnetic field dataset introduced in an international conference on indoor positioning and indoor navigation (IPIN) in 2017 [38] .  ... 
doi:10.3390/s21103533 pmid:34069507 fatcat:wmshiwp3bfbp7b2mifaj7pxv6q

MagneFi: Multiuser, Multi-Building and Multi-Floor Geomagnetic Field Dataset for Indoor Positioning

Imran Ashraf, Muhammad Usman Ali, Soojung Hur, Gunzung Kim, Yongwan Park
2022 Computers Materials & Continua  
Indoor positioning and localization have emerged as a potential research area during the last few years owing to the wide proliferation of smartphones and the inception of location-attached services for  ...  Despite the advantages of magnetic field positioning, comparing the performance of positioning and localization algorithms is very difficult due to the lack of good public datasets that cover various aspects  ...  As a result, providing a common benchmark dataset for magnetic field-based indoor positioning is of great significance.  ... 
doi:10.32604/cmc.2022.020610 fatcat:pqyihl7inbakhbx4m6otsuh3pi

A Survey of Magnetic-Field-Based Indoor Localization

Guanglie Ouyang, Karim Abed-Meraim
2022 Electronics  
This survey provides a comprehensive review of magnetic-field-based indoor localization methods. We first introduce characteristics of the magnetic field, its advantages, and its challenges.  ...  We also present coordinate systems commonly used for magnetic field localization and describe their transformation relationships.  ...  Magnetic Field Map Construction Indoor maps are a prerequisite for indoor positioning systems.  ... 
doi:10.3390/electronics11060864 fatcat:fsamfelqhrejxc6w33swfbi3bm

Empirical Determination of Efficient Sensing Frequencies for Magnetometer-Based Continuous Human Contact Monitoring

Seungho Kuk, Junha Kim, Yongtae Park, Hyogon Kim
2018 Sensors  
Also, using sensors such as GPS does not work for indoor contacts.  ...  Therefore, we conclude that sensing the ambient magnetic field at 1 Hz is sufficient for the human contact monitoring purpose.  ...  [23] showed that the geomagnetic anomaly can provide signatures for indoor locations that can be leveraged for sub-meter-level location accuracy. Frassl et al.  ... 
doi:10.3390/s18051358 pmid:29702586 pmcid:PMC5981616 fatcat:rpsnj7ghlfagbpxtrs6upff4ya

Behavioural responses to human disturbance in an alpine bird

Cristina Vallino, Enrico Caprio, Fabrizio Genco, Dan Chamberlain, Claudia Palestrini, Angela Roggero, Massimo Bocca, Antonio Rolando
2019 Journal of Ornithology  
The use of large non-excavated holes by tawny owls and other forest vertebrates in oak forest Yehor Yatsiuk PP-85, p. 197 Evolution of the Satchinez Marshland avifauna in the past two decades and a half  ...  Birȃu Alexandru Cȃtȃlin, Stȃnescu Dan PP-87, p. 197 Great spotted woodpecker indicates bat diversity in naturally disturbed pine forest Dorota Kotowska PP-89, p. 198 Species co-occurrence patterns in a  ...  After exclusion of short-term breeders from dataset, the positive linear trend of reproductive success with breeding age lost significance.  ... 
doi:10.1007/s10336-019-01660-z fatcat:cproziwtgrdkhnini27xqchwpy

Symposia and Oral Abstracts

2007 Integrative and Comparative Biology  
CTMin, CTMax, and sprint speeds were all significantly repeatable, which is a requirement for detecting correlations (whether positive or negative).  ...  degree of adaptation to a novel environment increases with the amount of existing genetic variation for relevant traits.  ...  However, larval-morphology and molecular datasets were not strictly congruent with adult morphology, i.e. both found evidence for paraphyly of some majoid families.  ... 
doi:10.1093/icb/icm104 fatcat:uqdscbqihbeoxoo2unutfwtmdi