Results 11 to 20 of about 50,514 (269)

FTM-Sense: Robust Sensor-free Occupancy Sensing Leveraging WiFi Fine Time Measurement

open access: yesInternational Conference on Systems for Energy-Efficient Built Environments, 2023
Occupancy detection is vital in optimizing smart building applications, such as automatic heating/cooling, lighting systems, and energy management. Conventional occupancy sensing approaches have limitations, such as inadequate performance with stationary
Fateme Nikseresht, Brad Campbell
semanticscholar   +1 more source

An Adaptive Weighted Wi-Fi FTM-Based Positioning Method in an NLOS Environment

open access: yesIEEE Sensors Journal, 2022
In the field of indoor positioning, Wi-Fi FTM is a new technology for realizing high-precision positioning. However, errors caused by clock drift and non-line-of-sight (NLOS) signals affect its positioning accuracy.
Minghao Si   +5 more
semanticscholar   +1 more source

Indoor positioning based on tightly coupling of PDR and one single Wi-Fi FTM AP

open access: yesGeo-Spatial Information Science, 2022
The indoor positioning system is now an important technique as part of the Internet-of-Things (IoT) ecosystem. Among indoor positioning techniques, multiple Wi-Fi Access Points (APs)-based positioning systems have been researched a lot.
Yuan Wu   +5 more
semanticscholar   +1 more source

From Marginality to Possibility: Doing Transgender Studies in Japanese Studies

open access: yesNew Voices in Japanese Studies, 2021
Area studies has been described as having lost its significance and legitimacy in the 21st century globalised world. However, research has shown that the strengths of area studies—empirical research and context-sensitive knowledge—remain relevant not ...
Shu Min Yuen
doaj   +1 more source

Instances of ocular findings in transgender patients undergoing hormonal therapy

open access: yesAmerican Journal of Ophthalmology Case Reports, 2023
Purpose: To describe the ophthalmological manifestations in transgender patients on gender-affirming hormone therapy. Methods: A retrospective chart review study was conducted.
Christian Nieves-Ríos   +9 more
doaj   +1 more source

Smartphone-based WiFi FTM Fingerprinting Approach with Map-aided Particle Filter

open access: yesInternational Conference on Indoor Positioning and Indoor Navigation, 2022
Smartphone-based WiFi ranging positioning based on fine time measurement (FTM) always collapses in real-life scenarios. In this work, a novel map-aided particle filter (PF)-based WiFi FTM fingerprinting approach is proposed to address the poor ...
Meng Sun   +5 more
semanticscholar   +1 more source

Doubling the Accuracy of Indoor Positioning: Frequency Diversity

open access: yesSensors, 2020
Determination of indoor position based on fine time measurement (FTM) of the round trip time (RTT) of a signal between an initiator (smartphone) and a responder (Wi-Fi access point) enables a number of applications.
Berthold K.P. Horn
doaj   +1 more source

WiFi FTM, UWB and Cellular-Based Radio Fusion for Indoor Positioning

open access: yesItalian National Conference on Sensors, 2021
High-precision indoor localisation is becoming a necessity with novel location-based services that are emerging around 5G. The deployment of high-precision indoor location technologies is usually costly due to the high density of reference points.
C. S. Álvarez-Merino   +3 more
semanticscholar   +1 more source

High density lipoproteins of blood plasma as a transport form of actinomycin D

open access: yesСибирский онкологический журнал, 2019
Introduction. The development of new and highly effective antitumor therapy is one of the priorities of pharmacology. The paper presents one of the solutions to the problem related to the development of transport forms of antitumor drugs.The aim of the ...
L. M. Polyakov   +4 more
doaj   +1 more source

FTMS of natural polymers [PDF]

open access: yesCroatica Chemica Acta, 2000
The ability of Fourier-transform mass spectrometry to produce spectra of some natural polymers – peptides, lignin and humic acid – that include stable, high-mass ions formed by laser desorption/ionization (LDI) and matrix assisted laser desorption/ionization (MALDI) is demonstrated.
Srzić, Dunja   +8 more
openaire   +3 more sources

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