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The Journal of Engineering
Article . 2020 . Peer-reviewed
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The Journal of Engineering
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Multiresolution matrix factorisation as a compression method for smart meter data

Authors: Arfah Ahmad; Amitava Datta; Amitava Datta; Victor Sreeram; Yateendra Mishra; Yateendra Mishra;

Multiresolution matrix factorisation as a compression method for smart meter data

Abstract

The development of a smart grid electricity distribution network with advanced technology in smart metering will produce a massive amount of data. However, the limitation in communication network bandwidth makes it hard to transmit these data to the control center. Data compression is one of the best solutions to overcome this limitation. This study presents the use of multiresolution matrix factorisation (MMF) as a data compression technique for a smart distribution system. MMF will compress a data matrix into a core matrix with lower dimension via a series of orthogonal transformations. Experimental results gained from this study show that MMF is applicable in compressing large size data into lower dimension matrix with low error rates and high in speed. The MMF compression technique is able to reduce the volume of data to be transmitted through the communication network and thus save the bandwidth. Besides, MMF compression performs faster than the singular value decomposition method, especially with large size matrix. Findings from this study prove that MMF can serve as an alternative data compression technique for the smart distribution system, with a potential for an online application due to the high speed and high accuracy of the algorithm.

Keywords

lower dimension matrix, data matrix, communication network bandwidth, multiresolution matrix factorisation, size matrix, matrix decomposition, mmf compression technique, size data, alternative data compression technique, smart grid electricity distribution network, compression method, image coding, core matrix, data compression, smart metering, singular value decomposition, smart meters, smart distribution system, Engineering (General). Civil engineering (General), 004, 620, smart power grids, distribution networks, control center, TA1-2040, singular value decomposition method, smart meter data, mmf compression performs

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
1
Average
Average
Average
Green
gold