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Search results for: noise
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Year: 2018, Volume: 18, Number: 3
... showing that three-level quantization designed using variable length the proposed algorithm provides much wider dynamic range code-words for coding of Laplacian sources is studied in and attains higher Signal to Noise Ratio with respect to the [10]. baselines, including CFDM, CVSDM and 2-bit Adaptive Delta Other applications of the three-valued alphabet can be Modulation. ...
Year: 2021, Volume: 21, Number: 3
... approach is that the major problem in the synchronization and regulation of the employed internal SOGI filter contains highly amplified grid-connected power converters, electrical machines, power high frequency noise, which results in the inaccurate QSG, quality measurement and various other applications [1-3]. and consequently in the erroneous frequency and phase Causes of the ...
Year: 2010, Volume: 10, Issue: 4
... . €, the above reduces to Panter-Dite formula III. DPCM WITH GAIN-ADAPTIVE QUANTIZER AND 9 2 SIMPLE PREDICTOR D€ [13]. Signal to quantization noise ratio can be 2N 2 A simple but useful DPCM scheme with a first order determined as: predictor will be used. This coder has a predictor adaptation ...
Year: 2021, Volume: 21, Number: 2
... of the control system regardless the applications such as: control [13-16], medical applications internal and external disturbances. The stability of closed-loop [17], noise tolerance analysis [18], DC-DC converters [19], system was verified using Lyapunov's stability theorem. intelligent transportation systems [20], robotic systems ...
Year: 2014, Volume: 14, Number: 4
... of local ridge frequency in fingerprint images use Gabor filter-bank are presented. The proposed method is processing in both the spatial and frequency domains. robust with respect to noise and reliable frequency images are obtained. Hong, Wan, and Jain [6] divide the input fingerprint image I into non-overlapping blocks of size w ‚ ...
Year: 2018, Volume: 18, Number: 1
... to minimize motion artifacts by rearranging volumes in polarized head coil (gradient 40 mT/m, slew rate 200 T/m image time-series to boost signal to noise ratio in order to per second). Functional scans consisted of 105 echo planar get more accurate and better estimation of activation imaging (EPI) volumes ( ...
Year: 2011, Volume: 11, Number: 3
... perfect alignment cannot be reached. Prior to any object presents a huge variety in size, properties, shapes, visualization techniques, a registering algorithm that will background noise, a large number of segmentation align the coordinates of the used volume has to be techniques have been developed [5]. implemented. The visualization of ...
Year: 2010, Volume: 10, Issue: 1
... tails around the sampling moments. The solutions reported In a practical receiver the synchronization circuit is by other researchers so far used a concave shape of the affected by noise, tracking error, distortion, multi-path frequency characteristic in the transition region beneath cut- propagation, intersymbol interference (ISI) and Doppler off frequency defined by ...
Year: 2010, Volume: 10, Issue: 1
... . INTRODUCTION bits, but require a high Quality of Service (Qos)[3]. For the Turbo codes behave very well at a low signal to noise above mentioned situations the best option is to use a code ratio (SNR) because of their sparse distance spectrum, thus matched interleaver [4 ], ...
Year: 2019, Volume: 19, Number: 4
... in reference [13], a novel and fast cubic B-splines algorithm For this reason, spline interpolation is used to estimate the for cancellation of random valued impulse noise was given peak points from measured values. In this paper, highly in reference [14], a real time implementation of cubic sensitive peak detection of ...
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