Results 51 to 60 of about 37,734,634 (146)
photos all filter by analyzing filter digital forensic and autopsy
photos all filter by analyzing filter digital forensic and ...
Akhmad Amrullah Bahiy Muthahhar
core +1 more source
Generalized digital Butterworth filter design
This paper introduces a new class of IIR digital filters that unifies the classical digital Butterworth filter and the well known maximally flat FIR filter.
Selesnick, Ivan W. +3 more
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Efficient subband adaptive filtering with oversampled GDFT filter banks [PDF]
This paper addresses the numerical efficiency of adaptive filtering implemented in subbands. Our approach first focuses on oversampled GDFT (generalized DFT) filter banks and their potential benefits over other possible subband decompositions.
Weiss, Stephan +2 more
core +3 more sources
A Coq Formalization of Digital Filters [PDF]
Digital filters are small iterative algorithms, used as basic bricks in signal processing (filters) and control theory (controllers). They receive as input a stream of values, and output another stream of values, computed from their internal state and from the previous inputs.
Gallois-Wong, Diane +2 more
openaire +3 more sources
FIR to FIR Model Reduction with Linear Group Delay in Passband by SDP Optimization
Filter model reduction is an important optimization method in digital signal processing. A method of FIR to FIR model reduction using SDP optimization is proposed in this paper. At first, we use SDP to design an original FIR filter.
Haijiang Hu +2 more
doaj +1 more source
Optimization of digital filters performances simultaneously in frequency and time domains
Wide used method of digital filters design consists in transformation of analog filter-prototype with required performances into digital filter. This method is applicable if the transformation preserves optimality of filter performances under specified ...
A. V. Smirnov
doaj +1 more source
FRACTAL PATTERN APPLICATION FOR MEDICAL IMAGE SEGMENTATION
This research aims to use a number of special techniques for segmentation medical images through algorithm fractal segmentation as a new technical in the field of digital images segmentation .This is an important aspect in the field treatment ...
مها عبد الامير كاظم
doaj
A novel approach for the efficient realization of digital channelizers in software defined radios using recombination filter banks is proposed in this paper. Digital channelizer is the core of software defined radio.
Shaeen Kalathil +2 more
doaj +1 more source
Obtaining a digital filter structure from state-space description
The paper considers the process of transforming a digital filter structure based on state-space representation. The problem of eliminating ambiguity in the system of equations is highlighted.
V. S. Sitnikov +2 more
doaj
A Generalised Linear and Nonlinear Spline filter [PDF]
In this paper, a generalised spline filter, that has a unified description for both the linear spline filter and the nonlinear robust spline filter, is proposed.
Zeng, Wenhan +2 more
core +3 more sources

