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ARIANNA: A smartphone-based navigation system with human in the loop
2014
22nd Mediterranean Conference on Control and Automation
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ARIANNA (pAth Recognition for Indoor Assisted NavigatioN with Augmented perception) permits to find some points of interests in an indoor environment by following a path painted or sticked on the floor ...
signals), while the smartphones sensors provide the set of measurements used for state estimation. ...
NAVIGATION SYSTEM DESCRIPTION The ARIANNA navigation system is especially designed for indoor scenarios, where GPS-based solutions are unavailable, and exploits the visual sensor and vibration signals ...
doi:10.1109/med.2014.6961318
dblp:conf/med/CroceGGGMT14
fatcat:6pqcqljernag7pryafg44z7l64
Sensor Modalities and Fusion for Robust Indoor Localisation
2019
EAI Endorsed Transactions on Ambient Systems
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The aim of this survey is to discuss the currently prevalent and emerging types of sensors used for location estimation. ...
Whilst the survey literature pertaining to localisation systems and methods is large [54, 171, 181] , there exists very little in the way of localisation-centric sensor utilisation. ...
Additionally, NLoS conditions are difficult to negotiate with this type of sensors [5, 88] . ...
doi:10.4108/eai.12-12-2019.162670
fatcat:huldsgytwzhetcc3hfeczufgzm
Comparison of energy harvesting systems for wireless sensor networks
2008
International Journal of Automation and Computing
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Wireless sensor networks (WSNs) offer an attractive solution to many environmental, security, and process monitoring problems. ...
This paper reviews the characteristics and energy requirements of typical sensor network nodes, assesses a range of potential ambient energy sources, and outlines the characteristics of a wide range of ...
Conversion systems suitable for this type of energy source are significantly different from those used for vibrational sources. ...
doi:10.1007/s11633-008-0334-2
fatcat:f2mu5wahzbgztc2yduipq4eia4
Path-guided indoor navigation for the visually impaired using minimal building retrofitting
2014
Proceedings of the 16th international ACM SIGACCESS conference on Computers & accessibility - ASSETS '14
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We then deployed the system in a building and field tested it with ten visually impaired users. ...
Results from a formative study with five visually impaired individuals informed the design of the system. ...
(a)Start position on floor 4, (b)waiting for lift, (c)entering floor 3, (d)final position.
Figure 9 : 9 Graph showing the 'time of travel' for each user without and with our system. ...
doi:10.1145/2661334.2661359
dblp:conf/assets/Jain14
fatcat:3vhbv7y5kjfdtjwec3syx5he2a
Sensing Technology for Human Activity Recognition: a Comprehensive Survey
2020
IEEE Access
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To the best of our knowledge, there is no thorough sensor-driven survey that considers all sensor categories in the domain of human activity recognition with respect to the sampled physical properties, ...
Finally, we conclude with general remarks and provide future research directions for human activity recognition within the presented sensor categorization. ...
Even with a relatively low system operating frequency of only 10 Hz, an accurate indoor positioning system is achievable. ...
doi:10.1109/access.2020.2991891
fatcat:ukkpc2gdkvd2dird52ttebe6sy
Practical Implementation of Structural Health Monitoring in Multi-Story Buildings
2021
Buildings
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From this perspective, advanced sensor technology and data acquisition techniques can systematically monitor a building in real time. ...
In this paper, we discuss the real-time monitoring and response of buildings, which includes both static and dynamic analyses along with numerical simulation studies such as finite element analysis (FEA ...
[21] demonstrated an advanced sensing system, namely, a multiple agent system (MAS), by combining three different types of sensors, piezoelectric sensors, fiber optic sensors, and a strain gauge, to ...
doi:10.3390/buildings11060263
fatcat:zfzsyqlh4regjmz2nq5un67n2e
Indoor localization and surveillance usingwireless sensor network and Pan/Tilt camera
2009
Proceedings of the IEEE 2009 National Aerospace & Electronics Conference (NAECON)
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In this thesis, a system consisting of Cricket wireless sensor motes, a camera and a Pan/Tilt gimbal is proposed to solve the indoor localization and surveillance problems. ...
The accuracy of the system was tested using a laser pointer mounted on top of the camera and was shown that the system tracked the object with negligible error. ...
It also includes open-air type piezo-electric sensor whose output is connected to a two-stage amplifier with a programmable voltage gain between 70 dB and 78 dB. ...
doi:10.1109/naecon.2009.5426659
fatcat:oywycyzq4jfnhprtqdqlw57jyi
Leveraging conductive inkjet technology to build a scalable and versatile surface for ubiquitous sensing
2011
Proceedings of the 13th international conference on Ubiquitous computing - UbiComp '11
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The system is based on a new conductive inkjet technology, which allows capacitive sensor electrodes and different types of RF antennas to be cheaply printed onto a roll of flexible substrate that may ...
We have also incorporated GSM and NFC electromagnetic radiation sensing and piezoelectric pressure and vibration detection. ...
ACKNOWLEDGMENTS We would like to thank members of Sensors and Devices Group at Microsoft Research Cambridge, especially James Scott, Nicolas Villar, Shahram Izadi and Alex Butler for their help and support ...
doi:10.1145/2030112.2030120
dblp:conf/huc/GongHP11
fatcat:ufzrkotnn5fjzemwlpkfpvvtci
Low-Cost Ultrasonic Range Improvements for an Assistive Device
2021
Sensors
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This improves accuracy and security in areas where different ultrasonic sensors are working simultaneously. ...
The main results showed a change in total involuntary contacts with unknown obstacles and high user satisfaction. ...
First peaks are weaker as the piezo is starting to vibrate. Then, after the 8 pulses, the piezo keeps vibrating and generating additional weaker peaks. ...
doi:10.3390/s21124250
fatcat:ymvkvehc7vbxznszdobg4bnn7i
An assistive haptic interface for appearance-based indoor navigation
2016
Computer Vision and Image Understanding
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We assess the accuracy of vision-based localisation by making comparisons with estimates of location derived from both a recent SLAM-based algorithm and from indoor surveying equipment. ...
We test the components of a system that is able to provide blindfolded users with information about location via tactile feedback. ...
one combination of sensor, one type of inference method and one type of user interface to provide navigation information (see Fig. 1 ). ...
doi:10.1016/j.cviu.2016.02.014
fatcat:7avikn6i35dgbnxc2guppp4lzq
State-of-the-Art Wearable Sensors and Possibilities for Radar in Fall Prevention
2021
Sensors
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A review of the sensors used for gait analysis and their applications to technology-based fall prevention interventions was conducted, focusing on wearable devices and radar technology. ...
Diagonal-pattern bars show the number of times that the sensor type was used in combination with other types of sensors. ...
Ultrasonic sensors act as sonars and they can be used for estimating the distance between the floor and the subject's foot [49, 50] . ...
doi:10.3390/s21206836
pmid:34696046
fatcat:nagegigkszc6jntvsuyk56ufiu
Energy Harvesting and Wireless Transfer in Sensor Network Applications
2016
ACM transactions on sensor networks
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Indoor environments → body sensor networks (BSNs). ...
The electrons travel through the
P-N junction towards the P-type layer to fill the holes in the latter. ...
doi:10.1145/2915918
fatcat:mrlt2yqt3zakvnyxqfovthmei4
Selection and Calibration of Acoustic Sensors
2016
International Journal of Engineering Research and
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Different types of microphones are available; each has its own advantage and disadvantage. ...
The basic elements of a noise measuring system are a microphone, an amplifier, a signal processor and a readout or monitoring unit. ...
ACKNOWLEDGEMENT The authors have drawn profusely from technical documentation of B&K and other sources, with a view of presenting a clear illustration of the subject to different target groups and their ...
doi:10.17577/ijertv5is060509
fatcat:cljwjq26tnawzft3mbvopmxvlu
A multi-modal dance corpus for research into interaction between humans in virtual environments
2012
Journal on Multimodal User Interfaces
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with teacher guidance in an online virtual dance studio. ...
The total duration of the recorded content is 1 hour and 40 minutes for each single sensor, amounting to 55 hours of recordings across all sensors. ...
The on-floor positions of the Bruel & Kjaer and Piezo sensors, as well as the spacing between the Shoeps microphones are provided in the corpus. ...
doi:10.1007/s12193-012-0109-5
fatcat:4lt7adj3qzb4tlk274muawcmde
Application and validation of capacitive proximity sensing systems in smart environments
2015
Journal of Ambient Intelligence and Smart Environments
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Previous benchmarks for pervasive systems have been adapted towards sensors systems and include metrics that are specific for smart environments. ...
They include cameras, accelerometers, GPS, acoustic systems, or capacitive sensors. ...
Typically, they consist of a piezo element that transfers vibration to an electric current, which is subsequently amplified. Most human activities produce some kind of sound. ...
doi:10.3233/ais-150341
fatcat:sx2zkrxspvhdnpzvtx7w22kh2m
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