Results 171 to 180 of about 2,151 (202)
Some of the next articles are maybe not open access.

Pengembangan Perangkat Pembelajaran Kimia Berbasis Reading, Questioning, And Answering (Rqa)

Jurnal Pendidikan Guru Madrasah Ibtidaiyah Al-Amin, 2022
Penelitian ini bertujuan untuk menghasilkan suatu produk yaitu perangkat pembelajaran kimia berbasis Reading, Questioning, and Answering (RQA) yang valid, praktis, dan efektif. Jenis penelitian ini adalah penelitian pengembangan. Desain penelitian pengembangan mengacu pada pengembangan model 4D.
Wawan Samudera, Alfan Hadi
openaire   +1 more source

Recurrence quantification analysis (RQA) used for detection of ST segment deviation

open access: yesFASEB Journal, 2009
The current clinical gold standard for the detection of acute myocardial ischemia is ST segment deviation from baseline. Unfortunately, ST segment deviation as a marker for ischemia has well documented limitations. Recent studies have used RQA to quantitatively analyze changes in heart rate variability.
Satish T S Bukkapatnam
exaly   +2 more sources

Application of Recurrence Quantification Analysis (RQA) in Biosequence Pattern Recognition

2011
Recurrence Quantitative Analysis is a relatively new pattern recognition tool well suited for short, non-linear and non stationary systems. It is designed to detect recurrence patterns that are expressed as a set of Recurrence Quantification variables.
Saritha Namboodiri   +4 more
openaire   +1 more source

Assessment of the Dynamical Behaviour of Hydrogen Combustors With Recurrence Quantification Analysis (RQA)

Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, 2023
Abstract Hydrogen has immense potential as a future energy vector for power and propulsion applications. However there are several challenges, including flame stability, flashback and emissions, that impede its widespread use in modern energy systems.
Ali Alshahrani   +6 more
openaire   +1 more source

Evaluation of Muscle Fatigue Based on CRP and RQA for Upper Limb Exoskeleton

2018 Chinese Automation Congress (CAC), 2018
The movement of lifting heavy objects with upper limb exoskeleton is a dynamic process of multi-muscle coordination. Muscle fatigue occurs after repetitive lifting heavy objects with exoskeleton robot for a long time. Due to the dynamic characteristics of the moving process, the traditional linear analysis methods can not fully characterize the muscle ...
Lingling Chen   +3 more
openaire   +1 more source

Intelligent emotion recognition system using recurrence quantification analysis (RQA)

2018 35th National Radio Science Conference (NRSC), 2018
Emotion is an essential mental and physiological state that influences on the cognition, learning, communication and decision making; it could be changed between different cases like happiness, sadness, and anger as a reaction to external stimuli. Some disabled people or autistic children are unable to express their emotions which form a communication ...
Mona. Elamir   +2 more
openaire   +1 more source

Analysis of Vibration Signals of HUV Shunt Reactor Based on CRP and RQA

2019 IEEE Milan PowerTech, 2019
The vibration signal of the fuel tank surface of the shunt reactor is closely related to the winding and the displacement of the reactor. Therefore, the state of the winding and core of the shunt reactor can be monitored by vibration signal. According to the nonlinearity of the vibration signal of the reactor, a signal processing method combining cross
Xuan Chen   +3 more
openaire   +1 more source

A Technique for Fault Diagnosis Based on LMD and RQA

2023 International Conference on Power Communication Computing and Networking Technologies, 2023
Shu Shang   +3 more
openaire   +1 more source

Using RQA for evaluating heart rate patterns under controlled breathing

The interdisciplinary journal of Discontinuity, Nonlinearity, and Complexity, 2018
In this work, the variation of time and amplitude of the electrical stimulation of the heart muscle is analyzed during respiratory control exercise, effect of the autonomic nervous system. The specifics are verified by recurrence plot, and recurrence quantification analysis.
Guênia Ladeira   +2 more
openaire   +1 more source

Recurrence quantification analysis (RQA) of surface electromyograms

1998
CYPRUS (GREECE)
FILLIGOI, Giancarlo   +3 more
openaire   +1 more source

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