Results 31 to 40 of about 302,850 (308)

A LOW-COST SYSTEM FOR SUPPORTING DRIVERS IN TRAFFIC JAMS [PDF]

open access: yesTransport Problems, 2023
Cases of heavy traffic congestion (commonly referred to as traffic jams) have negative influences on the economy, public health, and social life. This makes it important to assist drivers in these situations with Internet of Things (IoT) systems. The aim
Waldemar HOŁUBOWSKI   +4 more
doaj   +1 more source

Sensor Integration in a Low Cost Land Mobile Mapping System

open access: yesSensors, 2012
Mobile mapping is a multidisciplinary technique which requires several dedicated equipment, calibration procedures that must be as rigorous as possible, time synchronization of all acquired data and software for data processing and extraction of ...
Sergio Madeira   +2 more
doaj   +1 more source

Preliminary research for low-cost particulate matter sensor network [PDF]

open access: yesE3S Web of Conferences, 2019
Low-cost particulate matter (PM) sensors may be suitable for indicative air quality measurements thanks to their small dimensions and high spatial resolution.
Báthory Csongor   +4 more
doaj   +1 more source

A low-cost CMOS neurological sensor array [PDF]

open access: yesSPIE Proceedings, 2005
Current methods used to study neural communication have not been able to achieve both good spatial and temporal resolution of recordings. There are two ways to record synaptic potentials from nerve endings: recordings using single or dual intracellular or extra cellular metal electrodes give good temporal resolution but poor spatial resolution, and ...
Newman, P. J.   +4 more
openaire   +2 more sources

Sensor node localisation using a stereo camera rig [PDF]

open access: yes, 2007
In this paper, we use stereo vision processing techniques to detect and localise sensors used for monitoring simulated environmental events within an experimental sensor network testbed.
Dermot Diamond   +15 more
core   +1 more source

A High-Temperature Fiber Sensor Using a Low Cost Interrogation Scheme

open access: yesSensors, 2013
Regenerated Fibre Bragg Gratings have the potential for high-temperature monitoring. In this paper, the inscription of Fibre Bragg Gratings (FBGs) and the later regeneration process to obtain Regenerated Fiber Bragg Gratings (RFBGs) in high-birefringence
Salvador Sales, David Barrera
doaj   +1 more source

Automatic reaction to a chemical event detected by a low-cost wireless chemical sensing network [PDF]

open access: yes, 2009
A test-scale wireless chemical sensor network (WCSN) has been deployed within a controlled Environmental Chamber (EC). The combined signals from the WCSN were used to initiate a controllable response to the detected chemical event.
Corcoran, Brian   +7 more
core   +1 more source

Low-Power Low-Cost Wireless Flood Sensor for Smart Home Systems

open access: yesSensors, 2018
This paper presents the design of a wireless flood sensor to detect the presence of water on home floors, providing early warning of water leaks. A wireless sensor network has been deployed to gather the measurements from the sensor nodes.
Pedro Teixidó   +5 more
doaj   +1 more source

High efficient low cost gamma-ray radiation sensor based on IoT platform

open access: yesJournal of Radiation Research and Applied Sciences, 2022
In the radiation sensing community, it's very important to detect gamma-ray radiation using remote sensing like IoT platforms. In this paper, high efficient low cost gamma-ray radiation sensor is designed to monitor and early detect radioactive materials
A. Sharaf, M. Zorkany, M. Shiple
doaj   +1 more source

Low-energy symmetric key distribution in wireless sensor networks [PDF]

open access: yes, 2011
In this work a scheme for key distribution and network access in a Wireless Sensor Network (WSN) that utilises Identity- Based Cryptography (IBC) is presented.
N E O'Connor   +4 more
core   +1 more source

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