Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 64 for “"MRA"”.
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Deep Convolutional Neural Networks for Segmenting Unruptured Intracranial Aneurysms from 3D TOF-MRA Images
… segmenting intracranial aneurysms from 3D TOF-MRA scans in the ADAM dataset.
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Magnetresonanzangiographie der Becken- und Beingefäße
… der Becken- und Bein-Arterien sowohl in MRA-Technik als auch als i.a. DSA durchgeführt. Hierbei finden im Rahmen der MRA-Untersuchung in allen Fällen die zeitaufgelöste, Kontrastmittel-unterstützte 3d-Flash-Sequenz und die EKG-getriggerte 2d-Flash-Multivenc-Pha-senkontrast-Sequenz …
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Use and Design of Multi -Rater Assessment in Three Fortune 500 Organizations
… this study was to gain a deeper understanding of MRA process and training issues within Illinois-based corporations. Data were collected from three distinct perspectives within each organization. Three data collection techniques were employed: face-to-face interviews, telephone interviews, and …
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Acceleration of Subtractive Non-contrast-enhanced Magnetic Resonance Angiography
… magnetic resonance angiography (CE-MRA) is widely established as a clinical examination for the diagnosis of human vascular diseases, non-contrast-enhanced MRA (NCE-MRA) techniques have drawn increasing attention in recent years. NCE-MRA is based on the intrinsic physical properties …
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Fatores associados ao surgimento de movimentos reflexos ou automáticos após o diagnóstico de morte encefálica: revisão de literatura
… de movimentos reflexos ou automáticos (MRA). O presente estudo tem por objetivo verificar, comparar e analisar dados publicados, em periódicos, acerca dos MRA em mortos encefálicos, avaliando as variáveis associadas a esta ocorrência. Para tanto, foi realizada uma revisão sistemática de …
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Composite Multi resolution Analysis Wavelets
… matrices form a finite group. A theory of MRA wavelets is established in this setting along with a theory of shift invariant subspaces. We examine accuracy of this class of MRA wavelets and produce several examples of compactly support composite MRA wavelets.
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Non-invasive diagnostic methods of intracranial arteries
… of different magnetic resonance angiography(MRA) techniques and digital subtraction angiography (DSA) in follow-up of intracranial aneurysms treated with coils in order to select the best MRA method, to evaluate the impact of increased iodine concentration in contrast medium and decreased …
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A Model-Driven Architecture for Enterprise Document Management, Supporting Discovery and Reuse
… of the Model-driven Reuse Architecture MRA The concept underlying the design of the MRA have developed from an initial feasibility study undertaken with the United Kingdom Ministry of Defence (MoD) to provide management techniques for military support documentation. A range of current …
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Analyse und Korrektur von Teileprogrammen für numerisch gesteuerte Werkzeugmaschinen
… Analyse wird mit Hilfe eines Multiresolution (MRA) Ansatzes für Splinekurven mit adaptiven Knotenfolgen realisiert. Dieser MRA Ansatz basiert auf einer Least-Squares-Projektion zum Knotenentfernen und unterscheidet sich somit zu bekannten Ansätzen, die auf orthogonalen Komplementen aufbauen. …
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Comparing Healthcare Resource Utilization and Costs in HFPEF patients using SGLT2-inhibitor Combination Treatments: A Retrospective Claims Analysis
… either mineralocorticoid receptor antagonists (MRAs) or angiotensin receptor-neprilysin inhibitors (ARNIs) as adjunctive therapy. However, real-world evidence comparing healthcare resource utilization (HCRU) and costs between these combination therapies remains limited. Methods: We conducted a …
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Non-contrast Magnetic Resonance Angiography for Evaluation of Peripheral Arterial Disease
… warned against the use of gadolinium-enhanced MRA (Gd-MRA) due to evidence that gadolinium could trigger a life-threatening condition known as nephrogenic systemic fibrosis (NSF) in patients with moderate to severe kidney dysfunction. There is a clinical need to develop vascular imaging …
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Usefulness of Multidetector Computed Tomography Angiography in Vertebral and Basilar Artery Dissection
… manifestations, magnetic resonance angiography (MRA) and MDCT angiographic findings of 29 patients who were diagnosed with VBAD by conventional angiography from January 2001 to December 2004. A radiologist reviewed MRA, MDCT axial source images, and three dimensional angiography. RESULTS: The …
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4D flow and displacement sensitive MR imaging of upper arm arterio-venous connections for haemodialysis
… and the flow rate is normal. Phase Contrast MRA (PC-MRA) is a versatile Magnetic Resonance Imaging (MRI) modality which is capable of imaging and quantifying blood flow in vivo. It is for this reason that this imaging technique was used to image blood flow in the vasculature of the upper arm …
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An examination of large commercial banks within G-10: risk, efficiency, and the 1996 market risk amendment.
… introduction of the 1996 Market Risk Amendment (MRA) by the Basle Committee. The MRA, through a series of 4 key announcements, was reached in January 1996 and fully implemented from January 1997, whereby banks were required to hold incremental capital to cover unexpected losses from market risk. …
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Ávísun lyfjameðferða eftir mismunandi svipgerðum hjartabilunar við útskrift á hjartadeild Landspítala: Eru íslenskir hjartabilunarsjúklingar að fá meðferð í samræmi við klínískar leiðbeiningar Evrópsku hjartalæknasamtakanna?
… (BB), saltstera/aldósterón viðtakablokkara (MRA), samflutningspróteins natríumglúkósa-2 hemla (SGLT2i), auk annars af eftirfarandi angíótensín breytihvatahemlum (ACEI): angíóntensín II/Neprilysin viðtakahemil (ARNI) eða angíótensín II viðtakablokka (ARB). Sami ávinningur er talinn ná …
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Modelagem da produção de leite de cabras das raças Alpina e Saanen utilizando regressão aleatória
… através de modelos de regressão aleatória (MRA), usando polinômios ortogonais de Legendre e B-splines para a obtenção de modelos mais parcimoniosos e adequados para a estimativa de parâmetros genéticos. As análises foram realizadas usando um MRA unicaracterístico, incluindo os efeitos …
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Spline wavelet image coding and synthesis for a VLSI based difference engine
… based on a spline multi-resolution analysis (MRA) is investigated. The proposed system uses a quadratic spline wavelet transform combined with minimum-mean squared error vector quantization to achieve image compression. Image synthesis is accomplished by utilizing the properties of the MRA and …
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Wavelet analysis of ULF magnetospheric waves
… Transform (CWT) with Multi-Resolution Analysis (MRA) shows the MRA to be a superior technique because the interpretation of the resulting analysis is not subject to a high degree of parameter variability characteristic of the CWT. This paper illustrates the usefulness of the MRA in studying the …
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Mixed reality architecture
… and investigates Mixed Reality Architectures (MRA), dynamic shared architectural topologies, which span physical and virtual spaces. A theoretical framework is developed to describe the field of possible architectures. As the result of a first pilot study, this is then extended with the concept …
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Análise genética de características de resistência ao Haemonchus contortus em caprinos Crioulos
… (repetibilidade - REP; e regressão aleatória - MRA) para uma avaliação genética relacionada à resistência de caprinos Crioulos infectados artificialmente com 10.000 larvas L3 de Haemonchus contortus, em 2 etapas (Desafio 1 - correspondente à imunização do animal ao parasita; e Desafio 2 - …
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