three dimensional medical images
ImageParser: a tool for finite element generation from three-dimensional medical images
... of tissues and organs during examinations or interven- tions [4-6]. To build up an FEM mesh from a medical image, the contour information of segmented regions of interest (ROIs) need to be first extracted from a ...
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Determination of Three-Dimensional Left Ventricle Motion to Analyze Ventricular Dyssyncrony in SPECT Images
... Paulo Medical School and an informed consent was obtained from all study subjects and/or their ...projection images were stored using a 64 × 64, 16-bit ...the images were acquired in two different ...
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Reconstruction of 3D Realistic Models from Multiple Images – A Survey
... the three dimensional (3D) information is required by many applications and in many ...the three dimensional information is much required are in surveillance, robotics, movie industries, ...
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Dosimetric Comparison of Intensity Modulated Radiotherapy versus Three Dimensional Conformal Radiotherapy for Patients with Brain Tumors
... All patients underwent a CT scan with 2 mm slice thickness. After the patients scanning either prone or supine position the CT study has transferred to focal. Target volume definition had to be based on CT and magnetic ...
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Segmentation of brain tumors in MRI images using three dimensional active contour without edge
... The fundamental objective of any diagnostic medical imaging investigation is tissue characterization. Texture analysis is commonly used to provide unique information on the intensity variation of spatially related ...
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Three-Dimensional Modeling in Medical Image Processing by Using Fractal Geometry
... when medical images have become so important; despite the fact that the devices give the very precise data, it is not possible to prevent interferences and spots in some areas in the images to a ...
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Three-Dimensional SPIHT Coding of Volume Images with Random Access and Resolution Scalability
... To provide random access, it is necessary to encode separately different areas of the image. Encoding separately portions of the image provides several advantages. First, scan-based mode compression is made possible as ...
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Three-dimensional modeling and morphometric investigation of computed tomography images of brown bear’s (Ursus arctos) ossa cruris (Zeugopodium)
... Today, three-dimensional modeling technology is among the most frequently preferred methods in the fields of medicine and ...viewed three-dimensionally using the medical imaging techniques ...
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Integrating images from a moveable tracked display of three-dimensional data
... 3D images are generally viewed one slice at a time on a two-dimensional (2D) display, navigation through the data set is necessary to make use of the volumetric ...2D images into a single 3D volume ...
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Three Dimensional Printing: Modern Medical Applications
... Army Medical Center is one of the most influential hospitals that are currently using 3-D imaging and printing for high-risk surgical ...Army Medical Center senior medical engineer, Peter Liacouras, ...
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Low-Complexity, Lossless Volumetric Medical Image Compression with PPM-5& Linear Prediction
... a three-dimensional ...cross-sectional images known as a volumetric dataset. These cross-sectional images (or slices) are made up of ...
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Three dimensional reconstruction of plant shoots from multiple images using an active vision system
... systems automatically control and manipulate camera viewpoints to provide images which best support the task at hand. Active methods have played a role in other plant- related tasks. For example, [3] attach a ...
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Digitalization of Bulgarian Cultural Heritage
... Photogrammetry (from Greek: photo - light, gram - drawing, metreo - measurement) is a technology based on standard photography and projective geometry and was originally used to digitize large objects such as buildings, ...
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Idiopathic scoliosis in children and adolescents: assessment with a biplanar X-ray device
... Whole-body imaging The EOS system can acquire X-ray images of the entire skeleton. This may be very useful for assessing relationships between the spine, the pelvis and the lower extremities in standing functional ...
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Segmentation of three dimensional images
... If the range data are regarded as a sampling of a surface parametrized by the focal plane coordinates, it is possible to find a representation for the surface normal and for the surface [r] ...
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Cryo electron microscopy to determine the structure of macromolecular complexes
... resulting images have very a low signal to noise ratio, compounding the problem that unstained cryo samples have very little intrinsic ...but images must be recorded at a range of defocus settings in order ...
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Dynamic hip kinematics during recreational classical ballet and hula dance after total hip arthroplasty: two case reports
... the three-dimensional kinematics of the hip during dance activities in patients after total hip arthroplasty has not been previously ...gradual three-dimensional hip movements with 48° ...
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Registration of Optical Images to 3D Medical Images
... During the registration process, the camera is moved relative to the 3D model, until the maximum of mutual information is reached, which should be at the registered pose. Mu- tual information should be able to match ...
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Reduction of artifacts in dental cone beam CT images to improve the three dimensional image reconstruction
... CBCT images the x-ray beam has lower mean kilovolt (peak) energy, so the metal artifact is more pronounced ...back-project images using the radon invers ...CBCT images, two methods are used to ...
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A method for computing the three-dimensional radial distribution function of cloud particles from holographic images
... Figure 4. A two-dimensional cartoon of the HOLODEC sample volume (not to scale). The leftmost vertical line in the figure in- dicates the hologram plane. The light grey region indicates areas of maximum sensor ...
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