نتایج جستجو برای: mras

تعداد نتایج: 403  

A. Askari Hemmat, Z. Rahbani,

In this paper using the Clifford algebra over R4 and its matrix representation, we construct Clifford scaling functions and Clifford wavelets. Then we compute related mask functions and filters, which arise in many applications such as quantum mechanics.

2009
D. Kopeinigg M. Aksoy C. Forman R. Bammer

INTRODUCTION: Correction of motion artifacts is an ongoing challenge in MRI. Sadly, motion is often worst in patients that are acutely ill and in which time cannot be afforded to repeat failed exams. This is the case, for example, in patients suffering from acute ischemic stroke or intracranial hemorrhages. In these patients 3D Time of Flight (TOF) angiograms are often performed, but their imag...

2011
Flavia M. Souza-Smith Paige S. Katz Aaron J. Trask James A. Stewart Kevin C. Lord Kurt J. Varner Dalton V. Vassallo Pamela A. Lucchesi

OBJECTIVE Resistance vessel remodeling is controlled by myriad of hemodynamic and neurohormonal factors. This study characterized structural and molecular remodeling in mesenteric resistance arteries (MRAs) in diabetic (db/db) and control (Db/db) mice. METHODS Structural properties were assessed in isolated MRAs from 12 and 16 wk-old db/db and Db/db mice by pressure myography. Matrix regulato...

2007
Pedram J. Fard Steven I. Marcus

Title of dissertation: Dynamic Reconfiguration of Network Topology in Optical Networks Pedram J. Fard Doctor of Philosophy, 2007 Dissertation directed by: Professor Steven I. Marcus Department of Electrical and Computer Engineering Dynamic reconfiguration of the logical topology of a network is generally used to adjust the shape of the network to adhere to changes in traffic. In this thesis the...

Journal: :European heart journal 2011
Mazen Albaghdadi Mihai Gheorghiade Bertram Pitt

Acute heart failure syndromes (AHFS) are a heterogeneous group of commonly encountered and difficult to manage clinical syndromes associated with high morbidity and mortality. Dyspnoea, pulmonary, and systemic congestion often characterize AHFS due to acutely elevated intracardiac filling pressures and fluid overload. Diuresis, respiratory support, vasodilator therapy, and gradual attenuation o...

Journal: :Circulation 2004
Pamela A Lucchesi Abdelkarim Sabri Souad Belmadani Khalid Matrougui

BACKGROUND Epidermal growth factor receptor (EGFR) transactivation is a mediator of angiotensin II (Ang II) signaling in cultured vascular smooth muscle cells isolated from large arteries. The present study used mouse mesenteric resistance arteries (MRAs) to investigate the role of EGFR transactivation under pressure-induced myogenic tone (MT). METHODS AND RESULTS Isolated MRAs were mounted i...

2011
P.sai Kumar J.S.V. Siva Kumar

This paper presents the parameters of permanent magnet synchronous motor i.e. speed (r), stator resistance (RS), q-axis inductance (Lq), and torque (Ts) is to be estimated by using Model Reference adaptive System(MRAS). To improve the performance of speed sensor less permanent magnet synchronous motor drives, especially at low speeds by identifying stator resistance together with speed. Severa...

Journal: :Endocrine journal 2017
Kyeong Seon Park Jung Hee Kim Ye Seul Yang A Ram Hong Dong-Hwa Lee Min Kyong Moon Sung Hee Choi Chan Soo Shin Sang Wan Kim Seong Yeon Kim

Patients with aldosterone-producing adenomas are treated using surgery, and patients with idiopathic hyperaldosteronism receive medical treatment using mineralocorticoid receptor antagonists (MRAs). However, the outcomes of surgical and medical treatment for primary aldosteronism (PA) remain unclear. Therefore, we compared the outcomes of surgical and medical treatment for PA and aimed to ident...

Journal: :CES transactions on electrical machines and systems 2023

In the linear induction motor control system, optical grating speed transducer is susceptible to strong magnetic field interference. What's more, it may reduce integration and raise device costs. Therefore a identification method replace studied in this article. This for mainly adopts Model Reference Adaptive Method (Abbreviated as MRAS) Popov Hyperstability Theory. The research content of pape...

Journal: :Ndt Plus 2023

Abstract Chronic kidney disease (CKD) in individuals with type 2 diabetes (T2D) represents a major public health issue; it develops about 30-40% of patients mellitus and is the commonest cause CKD worldwide. Patients T2D are at high risk both developing failure cardiovascular events. Renin-angiotensin system (RAS) blockers were considered cornerstone treatment albuminuric for more than 20 years...

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