Ultrasonic Color Doppler Flow Heart Image Unwrapping
norm [3] and norm [4] of partial field derivatives; using complex-valued random Markov field [5] and using regularizing conditions [6]. The aim of this work is to compare graph-cut and…
RESPIRATORY IMAGING
in Aortic Regurgitation Simulated Using a Computational Cardiovascular System Model
Fig. 1. CircAdapt model representation (left) with aorta and aortic valve parameters (right). RA: right atrium, LA: left atrium, RV: right ventricle, LV: left ventricle, TV: tricuspid valve, PV: pulmonary valve,…
Farnebäck Optic Flow for Extended Field of View of Echocardiography
0.05 mm. And testing on data sets of 50 real images showed promising results. Electronic supplementary material The online version of this chapter (doi:10.1007/978-3-319-20309-6_15) contains supplementary material, which is available to…
of Diffuse Optical Reflectance to Measure Myocardial Wall Thickness and Presence of Infarct Scar: A Monte Carlo Simulation Study
), the scattering coefficient (), the anisotropy scattering coefficient (g) and the refractive index (n). Three different wavelengths of light were considered based-on their known optical properties: green (532 nm), red…
Anisotropic Myocardial Stiffness from Magnetic Resonance Elastography: A Simulation Study
Fig. 1. (a) Cylindrical fibers (direction of highest stiffness); (b) boundary conditions The LV model contained 5490 nodes and 4320 first-order hexahedral elements. Physiologically realistic helical fibers from histology were imbedded…
Interaction Model of Human Mitral Valve within Left Ventricle
, along with a Lagrangian description of the structure that is immersed in the fluid, described by . Interactions between the Lagrangian () and Eulerian () fields are achieved by…
High-Resolution Imaging of Post-Mortem Human Cardiac Tissue Using X-Ray Phase Contrast Tomography
m, which is sufficient to visualise cardio-myocytes. The obtained volumes are compared with 2D histological examinations, which serve as a basis for interpreting the 3D X-ray phase-contrast results. Our experiments…
Segmentation of the Left Ventricle in Cardiac MRI Using Physiological Constraints
Fig. 1. Generating 100 segmentations using a default parameter set and increasing noise. Left: Distribution of algorithm parameters (normalised for comparison) for all experiments. Right: Comparison of physiological parameter accuracy…
of Clinical Information from Cardiac MRI Using Manifold Learning
on separate occasions) and 174 with normal blood pressure. Images were obtained on a 1.5T Philips Achieva system with voxel sizes of ; slice thickness and 20 cardiac phases. A…
Recognition in Cardiac CT Images
Fig. 1. Top row: standard cardinal views (from left: axial, sagittal, coronal). Bottom row: non-cardinal (from left: four chamber (4C), short axis (SHA), two chamber (2C)). 2.2 Features Group 1…
