75158.pdf

Due to the increasing number of IoT devices, the amount of data gathered nowadays is rather large and continuously growing. The availability of new sensors presented in IoT devices and open data platforms provides new possibilities for innovative applications and use-cases. However, the dependence o...

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Έκδοση: InTechOpen 2021
id oapen-20.500.12657-49382
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spelling oapen-20.500.12657-493822021-11-23T14:05:17Z Chapter Quality of Information within Internet of Things Data Tomás, Alcañiz Aurora, González-Vidal P. Ramallo, Alfonso F. Skarmeta, Antonio IoT, QoI, outliers, interpolation, data quality, data integrity bic Book Industry Communication::U Computing & information technology Due to the increasing number of IoT devices, the amount of data gathered nowadays is rather large and continuously growing. The availability of new sensors presented in IoT devices and open data platforms provides new possibilities for innovative applications and use-cases. However, the dependence on data for the provision of services creates the necessity of assuring the quality of data to ensure the viability of the services. In order to support the evaluation of the valuable information, this chapter shows the development of a series of metrics that have been defined as indicators of the quality of data in a quantifiable, fast, reliable, and human-understandable way. The metrics are based on sound statistical indicators. Statistical analysis, machine learning algorithms, and contextual information are some of the methods to create quality indicators. The developed framework is also suitable for deciding between different datasets that hold similar information, since until now with no way of rapidly discovering which one is best in terms of quality had been developed. These metrics have been applied to real scenarios which have been smart parking and environmental sensing for smart buildings, and in both cases, the methods have been representative for the quality of the data. 2021-06-02T10:13:39Z 2021-06-02T10:13:39Z 2021 chapter ONIX_20210602_10.5772/intechopen.95844_496 https://library.oapen.org/handle/20.500.12657/49382 eng application/pdf n/a 75158.pdf InTechOpen 10.5772/intechopen.95844 10.5772/intechopen.95844 09f6769d-48ed-467d-b150-4cf2680656a1 H2020-SGA-FETFLAG-HBP-2017 779852 857202 open access
institution OAPEN
collection DSpace
language English
description Due to the increasing number of IoT devices, the amount of data gathered nowadays is rather large and continuously growing. The availability of new sensors presented in IoT devices and open data platforms provides new possibilities for innovative applications and use-cases. However, the dependence on data for the provision of services creates the necessity of assuring the quality of data to ensure the viability of the services. In order to support the evaluation of the valuable information, this chapter shows the development of a series of metrics that have been defined as indicators of the quality of data in a quantifiable, fast, reliable, and human-understandable way. The metrics are based on sound statistical indicators. Statistical analysis, machine learning algorithms, and contextual information are some of the methods to create quality indicators. The developed framework is also suitable for deciding between different datasets that hold similar information, since until now with no way of rapidly discovering which one is best in terms of quality had been developed. These metrics have been applied to real scenarios which have been smart parking and environmental sensing for smart buildings, and in both cases, the methods have been representative for the quality of the data.
title 75158.pdf
spellingShingle 75158.pdf
title_short 75158.pdf
title_full 75158.pdf
title_fullStr 75158.pdf
title_full_unstemmed 75158.pdf
title_sort 75158.pdf
publisher InTechOpen
publishDate 2021
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