A Combined Denoising Algorithm Approach to Sea Clutter in Wave Monitoring System by Marine Radar X-band marine radar images are usually corrupted by noise due to random interference of electromagnetic waves. The noise degrades the quality of the images... Y Hao,Y Tang,Z Yi - Second Internation...
1. Forewords : Nowadays, switching power supply have replaced traditional linear power supply, become the power source of most electronics equi ...
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The black dashed line indicates the best fitting corresponding to a power law . The inset shows the formation of a cusp in the reflectance R spectrum, in the vicinity of fSP (vertical black dashed line). c Logarithmic plot of the differential reflectance ΔR (blue dots) as a function of ...
Pink noise is a mix of high and low frequencies, like the sound of failing rain or gentle ocean waves, making it soft and calming. It also has more power in the lower frequency bands than white noise, and those strong bass tones make it sound less harsh to the human ear. ...
To remove noise from fetal ECG signals, several methods have been proposed in the literature. These methods are generally used as post-processing tools after removal of the maternal ECG from the abdominal recordings, in order to improve the quality of the extracted fetal ECG. They can be groupe...
Tony J. Rouphael, in Wireless Receiver Architectures and Design, 2014 3.1.2.1 Noise factor and noise figure The noise factor of a device or RF blocke is the amount of noise power that gets added to the desired signal, thus degrading its quality. The noise factor can be defined as the ...
PURPOSE: A power supply unit with high quality without noises is provided to supply power with the high quality by completely separating a battery from an external power source. CONSTITUTION: A charging unit (10) charges a first battery and a second battery with external power. A discharge ...
Forty adults participated in this study voluntarily. A power analysis was conducted using G*Power version 3.1.9.7 to determine the sample size27. For an effect size (f = 0.2) and an α error probability = 0.05, the obtained sample was sufficient for a power of 80%. Of the 40...
Consequently, challenges remain to reconcile different spatiotemporal characteristics (e.g., operating period, array coverage, and resolving power) between the permanent and temporary networks. Developments in both seismic instrumentation and imaging techniques have facilitated a new appraisal of the ...