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Growing an organic indoor location system

Jun-geun Park, Ben Charrow, Dorothy Curtis, Jonathan Battat, Einat Minkov, Jamey Hicks, Seth Teller, Jonathan Ledlie
2010 Proceedings of the 8th international conference on Mobile systems, applications, and services - MobiSys '10  
Through deployment of an organic location system in our nine-story building, which contains nearly 1,400 distinct spaces, we evaluate new algorithms for addressing these challenges.  ...  Most current methods for 802.11-based indoor localization depend on surveys conducted by experts or skilled technicians. Some recent systems have incorporated surveying by users.  ...  Acknowledgements We thank: Nokia Research Center Cambridge for their financial support of, and technical engagement with, this effort; the early adopters in the Stata Center who volunteered to test the system  ... 
doi:10.1145/1814433.1814461 dblp:conf/mobisys/ParkCCBMHTL10 fatcat:erinhktdmrfjpbxuycqm2ruvii

Implementing Campus Indoor Location Tracking System

S. Neelakandan, S. Muthukumaran
2016 International Journal Of Engineering And Computer Science  
Indoor based location tracking system can be implemented by using the Indoor Atlas Android SDK. It provides an API for developers to create application for inside building navigation.  ...  There is no efficiency technology for search the indoor location. Many smart-phones are used to track the location by electronic map.  ...  Database is used to store the events held in the organizations. Indoor plan locates the current and desired location of the user. Fig. the navigation module to conclude the location of user.  ... 
doi:10.18535/ijecs/v5i5.68 fatcat:oz26rduokvgqdityecv7uxb3oe

Assessment of airborne bacteria and fungi in an indoor and outdoor environment

M. F. Yassin, S. Almouqatea
2010 International Journal of Environmental Science and Technology  
Airborne indoor and outdoor bacteria and fungi were assessed during the spring season using conventional methods to investigate the enumeration and identification of airborne micro-organisms.  ...  Although a culture-based analysis is most widely used for bio-aerosol, four public places located in urban residential areas were selected for indoor/outdoor air bio-pollutant measurement.  ...  The relative humidity and/ or the moisture content of the materials determines that to what extent different micro-organisms are able to grow on indoor or outdoor materials (Dhanasekaran et al., 2009)  ... 
doi:10.1007/bf03326162 fatcat:3km6wmiz2nevziqwag3bglwnii

Indoor Positioning Systems: A Blessing for Seamless Object Identification, Monitoring, and Tracking

Shilpa Shyam, Sujitha Juliet, Kirubakaran Ezra
2022 Frontiers in Public Health  
These systems are customized to provide accurate locations of data to the user and its organization alone.  ...  An indoor navigation system consists of three vital modules: 1. Indoor positioning system module to estimate the object position, 2.  ... 
doi:10.3389/fpubh.2022.804552 pmid:35284374 pmcid:PMC8904390 doaj:15a28750ba914cbd8e10573a0f4756d4 fatcat:j2n6akzqmngszdmjhxywjwgua4

Statistical Considerations for Bioaerosol Health-Risk Exposure Analysis [chapter]

M.D. Larranaga, E. Karunasena, H.W. Holder, E.D. Althouse, D.C. Straus
2011 Chemistry, Emission Control, Radioactive Pollution and Indoor Air Quality  
(Macher 1999) The presence of yeasts actively growing indoors is of concern, as yeasts are considered an indicator organism and can cause infections in the immunocompromised host.  ...  Fungal organisms identified indoors, that are not present in the outdoor air or control locations, suggests the presence of an amplifier (growth site) for that species in the building.  ...  This is an indication that the filters were removing bacteria from the air streams.  ... 
doi:10.5772/16323 fatcat:xsscflgc4nfmpo6debu2mulsoi

LOCALIZED NAVIGATION SYSTEM FORCOLLEGE CAMPUS - A REVIEW PAPER

Danish Navale, Rushikesh Gangurde, Vaibhav Kale, Prashant Nimbekar, Janhavi Borse
2019 Journal of research in engineering and applied sciences  
for indoor navigation. current device use RFID, Bluetooth, magnetic discipline, and so on. which are available for indoor navigation and area tracking.  ...  With the invent of GPS and associated technologies outdoor navigation is clearly possible with extraordinary accuracy now a day. but we're nevertheless in need of an green, dependable and cheaper technology  ...  Binu plc [5] , proposed an approach "An efficient indoor location tracking and navigation system using simple magnetic map matching" They expand an android based totally utility which allows green indoor  ... 
doi:10.46565/jreas.2019.v04i01.004 fatcat:ik4qxsd6gjdk7iqqxlqaznzr3m

Indoor Vertical Farming Systems for Food Security and Resource Sustainability

Jiangxiao Qiu, Haimanote K. Bayabil, Yuncong Li
2020 EDIS  
Indoor vertical farming has been gaining increased popularity worldwide as a method of addressing food security while satisfying sustainability needs.  ...  This fact sheet written by and published by the UF/IFAS provides a comprehensive summary of the current status of indoor vertical farming in the United States and globally, commercial derivatives, major  ...  Due to its small land requirement, an indoor farm can be located near consumers (e.g., in and near cities) to reduce costs associated with long-distance transportation.  ... 
doi:10.32473/edis-fr429-2020 fatcat:5sglaz3ew5hslfze33b7amsk2y

The Politics of Smart Farming Expectations in Urban Environments

Per-Anders Langendahl
2021 Frontiers in Sustainable Cities  
Although farming practices are essentially situated in rural locations, they are also developing in urban environments and multiple rationalities underpin such initiatives.  ...  Specifically, indoor farming practices are founded upon the view that it can produce fresh food in urban settings all year round using fewer resources (e.g., land, water, and chemicals) and with reduced  ...  Indoor farming practices are based on a vertical farming system for growing plants inside.  ... 
doi:10.3389/frsc.2021.691951 fatcat:h5gdwcp62nd2znynqvnpvpehcm

Potential Use of Indoor Living Walls in Canadian Dwellings

Daria Smolova, Avi Friedman
2021 J — Multidisciplinary Scientific Journal  
This paper explores the potential integration of indoor living walls (ILWs) in Canadian homes for agricultural and air purification purposes.  ...  The findings show that current indoor living wall practices can be transformed into a useful source of fresh food, and, to some degree, alter traditional food supply.  ...  The World Health Organization (WHO) states that for the average person, over 90% of time is spent indoors [1, 7] .  ... 
doi:10.3390/j4020010 fatcat:2iaxtggozffbtj64hksnxji4lm

An Indoor Localization System for Mobile Robots Using an Active Infrared Positioning Sensor

Jung H. Oh, Doojin Kim, Beom H. Lee
2014 Journal of Industrial and Intelligent Information  
Therefore, we introduce the indoor localization system using an active infrared sensor and passive landmarks. However, there were several types of deviations from the actual values.  ...  We analyzed these errors and corrected them to develop the improved localization system.  Index Terms-infrared sensor, artificial landmark, multirobot, indoor localization, intelligent space  ...  Therefore, we develop the system using IR sensors to build the indoor localization system. This paper is organized as follows.  ... 
doi:10.12720/jiii.2.1.35-38 fatcat:vesk7l6agbg2toltpwwx6fv4va

Survey of Indoor Positioning Measurements, Methods and Techniques

Siddhesh Doiphode, J.W. Bakal, Madhuri Gedam
2016 International Journal of Computer Applications  
For outdoor positioning service the Global Positioning Systems (GPS) are the earliest widely used modern systems.  ...  The continuous improvement in the development in the field of communication networks and mobile computing, location based service (LBS) has become very popular in recent years.  ...  However the same technology cannot be used for indoor tracking system to estimate the location of indoor mobile clients.  ... 
doi:10.5120/ijca2016909361 fatcat:piev6ybs7ndoxhqt6n32yfofzu

Indoor Positioning System Based on an Improved Weighted-Trilateration Algorithm with Fingerprinting Technique

Hayeon Choi, Youngkyoung Koo, Seona Lee, Sangsoo Park
2016 International Journal of Multimedia and Ubiquitous Engineering  
As the demand for LBS grows, increasingly there is an additional requirement for more accurate indoor location position determination.  ...  This paper is organized as follows.  ...  As Wi-Fi technology is applied to LBS, not only it became possible to estimate indoor location but also demand of indoor LBS is growing.  ... 
doi:10.14257/ijmue.2016.11.9.18 fatcat:4gtwp42ze5ewjay7mupzjtfo5m

Assessment of a global positioning system to evaluate activities of organic chickens at pasture

A. Dal Bosco, C. Mugnai, F. Sirri, C. Zamparini, C. Castellini
2010 Journal of Applied Poultry Research  
The aims of the present study were to assess the use of a global positioning system (GPS) monitoring device to evaluate the activities of organic chickens at pasture.  ...  Based on GPS tracks, slow-growing chickens covered an average daily distance of 1,230 m, whereas fastgrowing birds covered only 125 m.  ...  This research was partially supported by Regione Marche, Project no. 6, "Valorisation of Ancona poultry breed through extensive rearing systems" and the Agricultural Research Council (CRA), Ministry of  ... 
doi:10.3382/japr.2010-00153 fatcat:ea4rljaxj5g7xlohshrtsrknqm

Plant Diversity and Plant Performance of Indoor and Outdoor Vertical Greening Systems in Hong Kong

Caroline Law, S.M. Li, C.Y. Lam
2020 Environment-Behaviour Proceedings Journal (E-BPJ)  
Keywords: Vertical greening system; Floristic composition; Growing medium; Plant performance eISSN: 2398-4287© 2020. The Authors.  ...  This study aimed to examine the plant diversity and plant performance of vertical greening system (VGS) and how the hardware setup (including growing substrates) potentially affect plant performance.  ...  The majority of VGS is located at outdoor sites, while indoor VGS are still less common in Hong Kong, as they require intensive maintenance and high energy input by providing lighting and irrigation system  ... 
doi:10.21834/ebpj.v5i14.2268 fatcat:pwun2dqqizf2fjopnjagz6bkqi

Fungal Contaminants in Energy Efficient Dwellings: Impact of Ventilation Type and Level of Urbanization

Hélène Niculita-Hirzel, Shen Yang, Corinne Hager Jörin, Vincent Perret, Dusan Licina, Joëlle Goyette Pernot
2020 International Journal of Environmental Research and Public Health  
The presence of growing fungi in the indoor environment has been associated with the development of respiratory problems such as asthma or allergic rhinitis, as well as the worsening of respiratory pathologies  ...  Their proliferation indoors could be a result of water leakage or inadequate ventilation.  ...  The majority of owners had a container for organic waste and about 93% of them had indoor plants.  ... 
doi:10.3390/ijerph17144936 pmid:32650626 fatcat:ynukljsl6bdz3ecb7iasqagfv4
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