Results 81 to 90 of about 4,310,484 (319)

Séparation adaptative de sources dans l'espace signal

open access: yes, 1995
Nous explorons la possibilité de coupler un algorithme adaptatif de séparation de sources avec un algorithme adaptatif de projection de projection sur l'espace signal afin de tirer parti d'un nombre de capteurs supérieur au nombre de sources.
CARDOSO, Jean-Francois
core  

Stable signal recovery in compressed sensing with a structured matrix perturbation [PDF]

open access: yes, 2012
The sparse signal recovery in the standard compressed sensing (CS) problem requires that the sensing matrix be known a priori. Such an ideal assumption may not be met in practical applications where various errors and fluctuations exist in the sensing ...
Zai Yang   +5 more
core   +1 more source

Experience With Performing Rheocarna Therapy via the Single‐Needle Method for Treatment of Chronic Limb‐Threatening Ischemia

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction This study investigated the safety and efficacy of single‐needle Rheocarna therapy for chronic limb‐threatening ischemia (CLTI) with wounds. Methods Six patients with CLTI involving ulcers unresponsive to revascularization underwent single‐needle Rheocarna treatment.
Yasutaka Yamauchi   +9 more
wiley   +1 more source

Le lissage H∞ : une alternative au filtrage de Kalman pour le rehaussement du signal de parole ?

open access: yes, 2005
- La mise en oeuvre d'un filtre de Kalman repose sur des hypothèses fortes sur le processus générateur et le bruit d'observation du système. En effet, ils doivent être tous les deux blancs et gaussiens et leurs variances connues a priori.
GRIVEL, E.   +3 more
core  

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

Algorithme génétique pour le rehaussement d'un signal de parole voisé fondé sur un modèle sinusoïdal

open access: yes, 2003
Parallèlement aux approches par atténuation spectrale à court terme, de nombreuses méthodes paramétriques ont été mises en oeuvre pour rehausser le signal de parole, capté par un unique microphone.
GRIVEL, E., VESIN, J. M., NAJIM, M.
core  

Modelling and studying the effect of graph errors in graph signal processing

open access: yes, 2021
Publisher Copyright: © 2021The first step for any graph signal processing (GSP) procedure is to learn the graph signal representation, i.e., to capture the dependence structure of the data into an adjacency matrix.
Miettinen, Jari   +2 more
core   +1 more source

Serum Myonectin Levels Are Positively Associated With Physical Function and Lower Frailty‐Related Limitation in Maintenance Hemodialysis Patients: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Maintenance hemodialysis (MHD) patients frequently suffer from frailty, characterized by reduced physical function and poor prognosis. Myokines, such as myonectin, secreted by muscle, are emerging regulators of systemic health. This study investigated the relationship between serum myonectin, adipokines (adiponectin, omentin), and ...
Kenichi Kono   +7 more
wiley   +1 more source

DIAGNOSTICS OF GASOLINE FUEL SYSTEMS WITH DIRECT INJECTION [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2015
The method of diagnosing the fuel systems with direct injection by means of the creating pressure oscillations in the hydraulic accumulator is offered in the article.
N. Bulhakov
doaj  

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

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