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Search results for: noise
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Year: 2021, Volume: 21, Number: 1
... higher PLL dynamic performance for large frequency and phase filtering is required of higher harmonics and measurement variations, and, also, its sensitivity in relation to base signal noise. When compared with existing algorithms that use atan disturbances. In [1] and [11] the PLL parameter tuning function for phase angle estimation, ...
Year: 2021, Volume: 21, Number: 1
... the decrypted n ƒ€ x € µ €€ y € µ € 1 image. xy € (13) n €1 i x i y i €1 D.Peak Signal-to-Noise Ratio (PSNR) SSIM € x, y € € € 2µx µy € C1 €€ 2 xy € C2 € (14) PSNR is one of ...
Year: 2021, Volume: 21, Number: 1
... In the design of electrical machines, the cogging torque Coil Pitch (deg.) 9 6 7.5 9 6 7.5 reduction is very important since it causes the noise and Number of Poles 40 40 40 40 40 40 vibration while the machine is being operated. Therefore, Outer Dia. of Stator (mm) 286 ...
Year: 2020, Volume: 20, Number: 4
... induction motor can be simplified as equivalent density, and it is directly related to torque ripple causing circuit as shown in Fig. 2, and the secondary impedance noise and vibration. Therefore, this fault type cannot be consisted of resistance and reactance is the function of the ignored, and it should be monitored and detected ...
75. Gaussian Source Coding using a Simple Switched Quantization Algorithm and Variable Length Codewords
Year: 2020, Volume: 20, Number: 4
... quantizer represents an improvement of provide the signal quality (measured by SQNR (Signal to the standard μ-law quantizer in terms of bit rate, at the same Quantization Noise Ratio)) close to the optimal Lloyd- time providing the equal signal quality. The main concept of Max's quantizer; however its robustness remains limited, ...
Year: 2020, Volume: 20, Number: 3
... is enhancement, robots, stereo vision. conceived as an extension of the edge-preserving Maximum Homogeneity Neighbor Filter. The proposed procedure I. INTRODUCTION cleans up the image noise in the homogeneous areas but This paper presents a robotic application based on depth preserves all relevant image structures like edges or corners. image processing captured using low-cost ...
Year: 2020, Volume: 20, Number: 3
... In another study, the stator of Switched Reluctance Motors (SRM) are the radial the experimental results in the case of single phase forces and they cause acoustic noise. This has an adverse effect excitation while the rotor is in aligned position are compared on the performance of SRM. The aim of this study is to ...
Year: 2020, Volume: 20, Number: 3
... . García, F. Martínez-Martí, L. and Rolf Hörnsten, "Intermittent short ECG recording is more Parrilla, and A. J. Palma, "Noise Suppression in ECG Signals through effective than 24-hour Holter ECG in detection of arrhythmias", BMC Efficient One-Step Wavelet Processing Techniques", Journal Of Cardiovascular Disorders 2014 ...
Year: 2020, Volume: 20, Number: 3
... 1 Abstract €” Shannon energy-based algorithm has been signal is then calculated to amplify the significant peak and implemented in peak detection method of various physiological attenuate the low amplitude noise. Shannon energy is signals including electrocardiogram, which is used to enhance commonly used in this situation rather than classical energy significant peaks for accurate peak detection. ...
Year: 2020, Volume: 20, Number: 3
... which was phenomenon of stochastic resonance (SR). Noise is initially thought to detect spikes and bursts from ... first explanation for the Brownian motion in his Ph.D. signal-to-noise ratio, in each measured channel. The results ... and the noise: Psignal SNR € (6) Pnoise In equation (6 ), Psignal represents the ...
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