Results 41 to 50 of about 10,305 (253)

Constructing a quadratic-exponential FIR-filter with an extended frequency response midrange [PDF]

open access: yesКомпьютерная оптика, 2018
This article is concerned with synthesizing filter with finite impulse response (FIR-filters) employed to correct radially symmetric distortions such as defocusing. We propose a new parametric class of finite impulse response filters (FIR-filters) based
Vladimir Fursov
doaj   +1 more source

An efficient FIR filter architecture [PDF]

open access: yes1993 IEEE International Symposium on Circuits and Systems, 2002
An efficient architecture for finite impulse response (FIR) filters is described. By exploiting the reduced complexity made possible by the use of sparse powers-of-two coefficients, an FIR filter tap can be implemented with only 2B full adders and 2B (or 4B) latches, where B is the intermediate wordlength.
openaire   +1 more source

Presurgical magnetoencephalography‐derived network control metrics distinguish successful hippocampal resection vs sparing in temporal lobe epilepsy

open access: yesEpilepsia, EarlyView.
Abstract Objective Surgical decision‐making in temporal lobe epilepsy (TLE) faces a critical challenge in determining whether the hippocampus can be safely spared during anterior temporal resection, particularly when surgery involves the language‐dominant hemisphere.
Guhan Seshadri NP   +6 more
wiley   +1 more source

Causal and stable FIR-IIR Wiener filters

open access: yes, 2003
IIR Wiener filters are the optimum filters with minimum MSE. In general, these filters are noncausal and their causal counterparts have larger MSE. In this paper, we propose causal and stable FIR-IIR Wiener filters which have the same MSE performance ...
Tuncer, TE, Tuncer, Temel Engin
core   +1 more source

New Hydrazone Derivatives Featuring Isatin and Piperazine Moieties: Synthesis, Cytotoxicity Evaluation, and Molecular Modeling Studies

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT In this study, ten novel compounds (IPH1–IPH10) were designed by integrating three pharmacophores (isatin, piperazine, and hydrazone) commonly found in the molecular structures of anticancer agents. The target molecules were obtained by the reaction of in‐house prepared 4‐(4‐(pyridin/pyrimidin‐2‐yl)piperazin‐1‐yl)benzohydrazide with various ...
Semiha Köprü   +3 more
wiley   +1 more source

Implementation of Narrow-Band Frequency-Response Masking for Efficient Narrow Transition Band FIR Filters on FPGAs

open access: yes, 2011
The complexity of narrow transition band FIR filters is highand can be reduced by using frequency response masking (FRM) techniques. Thesetechniques use a combination of periodic model filters and masking filters.
Gustafsson, Oscar   +5 more
core   +2 more sources

Frequency-Invariant Beamforming with Real FIR-filters [PDF]

open access: yes, 2019
Frequency-invariant arrays are widely used in communication systems, audio processing and radar. For this applications wideband beam steering with FIR-filters is required. The paper presents a fixed frequency-invariant beamforming method. Proposed method
Alexey A. Erokhin   +2 more
core   +1 more source

Ultra‐High Frequency Ultrasound Imaging and Quantification of Microvascular Flow in Xenograft Renal Cell Carcinoma in an Avian Chorioallantoic Membrane Model

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Patient‐derived xenograft (PDX) tumor models initiated in avian chorioallantoic membranes (CAM) are under investigation to evaluate the effectiveness of therapeutic options with the objective of personalizing treatments. CAM PDXs paired with ultra‐high frequency ultrasound (UHFUS) imaging could potentially constitute prospective high throughput assays ...
Sara Mar   +5 more
wiley   +1 more source

Impact of hamstring versus quadriceps tendon graft on thigh muscle strength and surface electromyography activity after anterior cruciate ligament reconstruction

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose To compare quadriceps tendon (QT) and hamstring tendon (HT) autografts regarding isometric thigh muscle strength, surface electromyography (sEMG) activity and clinical outcomes following anterior cruciate ligament reconstruction (ACLR).
Benjamin Forquignon   +8 more
wiley   +1 more source

On Factored FIR Approximation of IIR Filters

open access: yes, 1995
We present a simple algorithm for the factored polynomial (Finite Impulse Response, FIR) approximation of rational (Infinite Impulse Response, IIR) filters which may be used to construct inverse filters.
G. Beylkin, Beylkin, G.
core   +1 more source

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