Results 21 to 30 of about 1,872,934 (303)

Characterization of a Multi-User Indoor Positioning System Based on Low Cost Depth Vision (Kinect) for Monitoring Human Activity in a Smart Home [PDF]

open access: yes, 2015
An increasing number of systems use indoor positioning for many scenarios such as asset tracking, health care, games, manufacturing, logistics, shopping, and security. Many technologies are available and the use of depth cameras is becoming more and more
Abouchi, Nacer   +5 more
core   +4 more sources

L'evoluzione delle Stazioni Totali: quarant'anni di innovazione Topcon

open access: yesGEOmedia, 2018
A 40-year history, from the introduction of the first total station model, so named because it introduced an absolute innovation compared to the combination theodolite-EDM, up to the last generations of robotic instrumentation for which the involvement ...
Massimiliano Toppi, Sauro Passarelli
doaj   +3 more sources

Optimisation of Lilla Edet Landslide GPS Monitoring Network

open access: yesJournal of Geodetic Science, 2015
Since the year 2000, some periodic investigations have been performed in the Lilla Edet region to monitor and possibly determine the landslide of the area with GPS measurements.
Alizadeh-Khameneh M. A.   +2 more
doaj   +1 more source

Indoor Localization With Robust Global Channel Charting: A Time-Distance-Based Approach

open access: yesIEEE Transactions on Machine Learning in Communications and Networking, 2023
Fingerprinting (FP) significantly improves the indoor localization performance in non-line-of-sight-dominated areas. However, its deployment and maintenance is cost-intensive as it needs ground-truth reference systems for both the initial training and ...
Maximilian Stahlke   +4 more
doaj   +1 more source

RePos : relative position estimation of UHF-RFID tags for item-level localization [PDF]

open access: yes, 2019
Radio frequency identification (RFID) technology brings tremendous applications in location-based services. Specifically, ultra-high frequency (UHF) RFID tag positioning based on phase (difference) of arrival (PoA/PDoA) has won great attention, due to ...
De Poorter, Eli   +6 more
core   +2 more sources

Coll Positioning systems: a two-dimensional approach [PDF]

open access: yes, 2005
The basic elements of Coll positioning systems (n clocks broadcasting electromagnetic signals in a n-dimensional space-time) are presented in the two-dimensional case.
Ferrando, Joan Josep
core   +3 more sources

Performance evaluation of mobile U-navigation based on GPS/WLAN hybridization [PDF]

open access: yes, 2012
This paper present our mobile u-navigation system. This approach utilizes hybridization of wireless local area network and Global Positioning System internal sensor which to receive signal strength from access point and the same time retrieve Global ...
Mohamad, Mohd. Murtadha   +3 more
core   +1 more source

Relativistic Positioning Systems

open access: yes, 2006
The theory of relativistic {\em location systems} is sketched. An interesting class of these systems is that of relativistic {\em positioning systems,} which consists in sets of four clocks broadcasting their proper time.
Coll, Bartolomé
core   +4 more sources

Interactional positioning and narrative self-construction in the first session of psychodynamic-interpersonal psychotherapy [PDF]

open access: yes, 2005
The purpose of this study is to identify possible session one indicators of end of treatment psychotherapy outcome using the framework of three types of interactional positioning; client’s self-positioning, client’s positioning between narrated self and ...
Alvarez A.   +20 more
core   +2 more sources

Optimizing Expected Utility in a Multinomial Logit Model with Position Bias and Social Influence [PDF]

open access: yes, 2014
Motivated by applications in retail, online advertising, and cultural markets, this paper studies how to find the optimal assortment and positioning of products subject to a capacity constraint. We prove that the optimal assortment and positioning can be
Abeliuk, Andres   +3 more
core   +1 more source

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