Zobrazeno 1 - 10
of 807
pro vyhledávání: '"Energy entropy"'
Publikováno v:
Journal of Quality in Maintenance Engineering, 2024, Vol. 30, Issue 4, pp. 565-583.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/JQME-08-2023-0080
Autor:
Vladimir L. Bondarenko, Allaberdy I. Ylyasov, Elguja D. Khetsuriani, Maria I. Shtavdaker, Maksim S. Khokhrin
Publikováno v:
Мелиорация и гидротехника, Vol 14, Iss 2, Pp 55-73 (2024)
Purpose: to develop the fundamentals of an energy-entropy methodology based on the results of a systemic relationship between the fundamental concepts of “energy” and its integral shadow – “entropy” in the natural engineering systems (NES)
Externí odkaz:
https://doaj.org/article/e2e6132880f24e51875bcac851dd5c2e
On line prediction of roll grinding chatter based on EMD component and wavelet packet energy entropy
Publikováno v:
Jin'gangshi yu moliao moju gongcheng, Vol 44, Iss 1, Pp 73-84 (2024)
To address the issue of partial feature loss in the single processing method within the time-frequency domain for roll grinding chatter, a combined time-frequency domain method is proposed to process signal feature. An intelligent algorithm is used t
Externí odkaz:
https://doaj.org/article/0980d95864dd4263937113865831d657
Publikováno v:
Sensors, Vol 24, Iss 19, p 6447 (2024)
The detection of bolt looseness is crucial to ensure the integrity and safety of bolted connection structures. Percussion-based bolt looseness detection provides a simple and cost-effective approach. However, this method has some inherent shortcoming
Externí odkaz:
https://doaj.org/article/0b52dfd4d30442de8a5dc241f8a655f3
Publikováno v:
International Journal of Structural Integrity, 2023, Vol. 14, Issue 2, pp. 322-336.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/IJSI-12-2022-0145
Autor:
Milan Sigmund
Publikováno v:
Sensors, Vol 24, Iss 15, p 4933 (2024)
Conventional gunshot detection systems can quickly and reliably detect gunshots in the area where the acoustic sensors are placed. This paper presents the detection of weak hunting gunshots using the short-term entropy of signal energy computed from
Externí odkaz:
https://doaj.org/article/0747c1525ce349a4ad1b1b1c608e7889
Autor:
M. A. Kerimov, D. V. Ivanov
Publikováno v:
Сельскохозяйственные машины и технологии, Vol 17, Iss 1, Pp 51-61 (2023)
It is noted that the effectiveness of the technological processes in agriculture is usually evaluated according to economic, operational and relative criteria. Such an estimate often proves to be inaccurate for solving applied problems. The function
Externí odkaz:
https://doaj.org/article/ed00077253d74d609f23ec54d3659c09
Publikováno v:
IEEE Access, Vol 11, Pp 66872-66881 (2023)
In order to improve the classification accuracy of loudspeaker abnormal sounds, this paper proposes a method based on time-varying specific loudness weighted by energy entropy and principal component analysis. This method simulates human auditory per
Externí odkaz:
https://doaj.org/article/98376eaa93a64f228b69bc1ba4315a4b
Publikováno v:
Heliyon, Vol 9, Iss 9, Pp e19737- (2023)
Faulty LED lamps can cause a decrease in light efficiency, lead to flicker, and have a negative impact on creating a reliable, stable, and healthy light environment. However, many LED lamps’ faults are difficult to detect by electrical parameter me
Externí odkaz:
https://doaj.org/article/75dac0d3165b4772b62a86d47290edd0
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