Low-pass Filtering
A Case Study on Effects of Low Pass Filtering over Facial Image Processing and Proper Edge Detections
... Low pass filtering in digital images perform image smoothing, ...of low pass filter towards that image, the sharp variation of gray level become smooth and the high contrasting regions ...
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Effect of low pass filtering on isometric midthigh pull kinetics
... a low-pass filter and cut-off frequency (COF) selection. Filtering may be performed in an attempt to remove noise while preserving as much of the signal as possible (28); however, to date, there are ...
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Robust Digital Image Watermarking Scheme in Discrete Wavelet Transform domain using Support Vector Machines
... viz., Low pass Filtering, Salt & Pepper noise, Gamma Correction, JPEG Compression, Row-Column Copying, Row-column blanking, Bit plane removal, Cropping, Resize and Histogram Equalization ...
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FPGA Based Soft IP Design for Reconfigurable High Resolution DAC
... Pulse Width Modulation is the form of digital signal modulation technique with fixed frequency but varying duty cycle. If the duty cycle of the PWM signal is varying with time and the output of signal filter with simply ...
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IMAGE DENOISING USING CUREVELET TRANSFORM AND WEINER FILTERING
... The Curvelet transform is a higher dimensional generalization of the Wavelet transform designed to represent images at different scales and different angles .In this paper we proposed a Curvelet Transformation based ...
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Motion artifact removal from photoplethysmographic signals by combining temporally constrained independent component analysis and adaptive filter
... Generating the reference signal for cICA To generate the reference signal for cICA, we must obtain some prior knowledge about the desired signal. Generally, the period of the desired signal is the straightforward ...
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An Implementation of Robust Image Fingerprinting Based on DCT
... Abstract. As a new technology of copyright protection, digital fingerprinting has played an important role in multimedia piracy tracking. In this paper, a new image fingerprinting scheme was presented. Including an ...
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Title: ROBUST METHOD FOR REVERSIBLE IMAGE WATERMARKING USING HISTOGRAM SHAPE BASED METHOD AND WAVELET RECONSTRUCTION
... some pass band frequency beyond which all higher frequencies are ...a low filter, but also allow in higher frequency components with how quickly its tail ...Gaussian low pass filtering ...
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Systematic biases in early ERP and ERF components as a result of high pass filtering
... including filtering and removal or attenuation of artifacts, before epoching and averaging over trials and ...participants. Filtering is an efficient way to increase the signal-to-noise ratio by removing ...
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Denoising source separation
... Parga and Rolls (1998) proposed that recurrent activity in cortical circuits might me- diate the low-pass filtering. Considering this activity as contextual input suggests that context could be used ...
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A review of technique to convert low pass filter into microstrip line circuit
... of low pass filter conversion from lumped element into microstrip line circuit has been accomplished in this ...microstrip low pass filter and its optimization ...of low pass ...
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A 16-31 GHz Miniature Quadruple Subharmonic Monolithic Mixer with Lumped Diplexer
... Previously, several quadruple SHMs using the anti-parallel diode pair (APDP) topology on III-V process have been proposed in [1– 3]. The APDP topology can suppress any even-order spurious mixing components because of its ...
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Novel Coplanar EBG Low Pass Filter
... bandgap (PBG) power/ground plane with ultra-broadband suppression of the ground bounce noise (GBN) in the high-speed printed circuit boards. However, the SI is not studied in [8]. In [9], a novel design of power/ground ...
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Design and Implementation of Low Pass, High Pass and Band Pass Finite Impulse Response (FIR) Filters Using FPGA
... to pass while blocking all ...as low-pass, high-pass, band-pass, band-reject and ...while filtering out those of other channels ...
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Band Pass Filters with Low Pass and High Pass Filters Integrated With Operational Amplifiers in Advanced Integrated Communication Circuits
... frequency roll off due to the limitations of the Op Amp used. This is very hard to overcome with conventional op amps. The mathematical operations discussed in the previous lab (the integrator and differentiator) are ...
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CFOA Based Low Pass and High Pass Ladder Filter—A New Configuration
... plementation of signal operations, such as addition and subtraction [1]-[6]. Current feedback operational ampli- fier (CFOA) based CM circuits have received considerable attention in many filtering and signal ...
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WIRELESS WEARABLE NON-CONTACT CAPACITIVE COUPLED DEVICE FOR ECG TELE-MONITORING
... Clinical grade Ag-Cl adhesive electrodes are often cited as irritating and uncomfortable leading to low usage compliance. As an alternative, dry electrodes have started becoming much more commonplace. However, ...
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Compact Metamaterial Microstrip Low Pass Filter
... the pass-band with hex-omega structure (s) than the conventional ...the pass-band the group delay remains almost constant, whereas beyond the pass-band there is sharp rise in group ...the ...
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Volume 2, Issue 7, July 2013 Page 422
... spam filtering[15]: Naive Bayes spam filtering is a filtering technique which deals with spam, that can tailor itself to the email needs of individual users, and gives low false positive spam ...
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LPF using Defected Ground Structure and Microstrip-line
... A new concept of a compact LPF using three U-DGSs has been proposed. This lowpass filter is not only of compact size, but also offers control of the cutoff frequency and transmission zero. To verify the performance, the ...
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