Results 181 to 190 of about 20,011,304 (290)

Indoor RF positioning system

open access: yes
The purpose of this project is to develop an indoor radio frequency (RF) positioning system to track the position of a device within centimeters accuracy.
Odalys Rodriguez (author)
core  

Indoor Positioning System Based on Fuzzy Logic and WLAN Infrastructure. [PDF]

open access: yesSensors (Basel), 2020
Hrad J   +6 more
europepmc   +1 more source

Listening to Hong Kong children's perspectives through pretend play

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Quality in early childhood education and care (ECEC) has become an increasing concern in recent years. The issue has been regularly discussed by different stakeholders. However, the rising concern regarding quality in ECEC has not seriously taken into account children's perspectives.
Suzannie K. Y. Leung
wiley   +1 more source

Indoor Positioning System Using Dynamic Model Estimation. [PDF]

open access: yesSensors (Basel), 2020
Assayag Y   +4 more
europepmc   +1 more source

The influence of circadian variables on ecotoxicology metabolomics

open access: yesBiological Reviews, EarlyView.
ABSTRACT Ecotoxicologists are using metabolomics increasingly to gain insight into toxicological mechanisms and sublethal effects of chemical exposures. Metabolomics offers a sensitive multi‐parameter approach that can detect biochemical responses not obvious using apical and behavioural endpoints.
Ryan I. Lester   +3 more
wiley   +1 more source

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