Results 1 to 10 of about 2,463,017 (252)

Global energy markets connectedness: evidence from time-frequency domain. [PDF]

Environ Sci Pollut Res Int, 2023
Rehman MU, Naeem MA, Ahmad N, Vo XV.
europepmc   +1 more source

Time-frequency Domain Analysis of an Automobile Transmission

Jixie chuandong, 2017
As a whole,the automobile transmission producing vibration and noise is an inevitable result under the action of exciting force,the bearing,shaft and box has influence on the vibration and noise of the gearbox.
Ma Weijin, Wu Wenxuan, Wang Junyuan, Zhang Jipin   +3 more
doaj  

The Novel EfficientNet Architecture-Based System and Algorithm to Predict Complex Human Emotions

Algorithms
Facial expressions are often considered the primary indicators of emotions. However, it is challenging to detect genuine emotions because they can be controlled. Many studies on emotion recognition have been conducted actively in recent years.
Mavlonbek Khomidov, Jong-Ha Lee
doaj   +1 more source

Time-domain and frequency-domain macromodeling: application to package structures [PDF]

, 2003
Canavero, Flavio, Grivet-Talocia, S., Maio, Ivano Adolfo, Stievano, Igor Simone   +3 more
core   +1 more source

Arrhythmia Disease Diagnosis Based on ECG Time-Frequency Domain Fusion and Convolutional Neural Network. [PDF]

IEEE J Transl Eng Health Med, 2023
Wang B, Chen G, Rong L, Liu Y, Yu A, He X, Wen T, Zhang Y, Hu B.   +8 more
europepmc   +1 more source

Fault Identification and Localization of a Time-Frequency Domain Joint Impedance Spectrum of Cables Based on Deep Belief Networks. [PDF]

Sensors (Basel), 2023
Wan Q, Li Y, Yuan R, Meng Q, Li X.
europepmc   +1 more source

Bitcoin and S&P500: Co-movements of high-order moments in the time-frequency domain. [PDF]

PLoS One, 2022
Bouri E, Kristoufek L, Azoury N.
europepmc   +1 more source

Spillover effects of RMB exchange rate among RCEP member countries: Empirical evidence from time-frequency domain approach. [PDF]

PLoS One, 2023
Guo J, Wang Z.
europepmc   +1 more source

Do gasoline and diesel prices co-move? Evidence from the time-frequency domain. [PDF]

Environ Sci Pollut Res Int, 2022
Mutascu MI, Albulescu CT, Apergis N, Magazzino C.   +3 more
europepmc   +1 more source

Application of time-frequency domain and deep learning fusion feature in non-invasive diagnosis of congenital heart disease-related pulmonary arterial hypertension. [PDF]

MethodsX, 2023
Ma P, Ge B, Yang H, Guo T, Pan J, Wang W.   +5 more
europepmc   +1 more source