8,864 research outputs found

    Thomas J. Schultz, Lucas County, Ohio, 1969

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    Terms associated with the photograph are: Lucas County Sheriffs Department | portrait | deputy sheriff | Schultz, Thomas J

    Feature Extraction for Visual Analysis of DW-MRI Data

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    Diffusion Weighted Magnetic Resonance Imaging (DW-MRI) is a recentmodality to investigate the major neuronal pathways of the humanbrain. However, the rich DW-MRI datasets cannot be interpreted withoutproper preprocessing. In order to achieve understandablevisualizations, this dissertation reduces the complex data to relevantfeatures.<br>The first part is inspired by topological features in flow data. Novelfeatures reconstruct fuzzy fiber bundle geometry from probabilistictractography results. The topological properties of existing featuresthat extract the skeleton of white matter tracts are clarified, andthe core of regions with planar diffusion is visualized.<br>The second part builds on methods from computer vision. Relevantboundaries in the data are identified via regularized eigenvaluederivatives, and boundary information is used to segment anisotropyisosurfaces into meaningful regions. A higher-order structure tensoris shown to be an accurate descriptor of local structure in diffusiondata.<br>The third part is concerned with fiber tracking. Streamlinevisualizations are improved by adding features from structural MRI ina way that emphasizes the relation between the two types of data, andthe accuracy of streamlines in high angular resolution data isincreased by modeling the estimation of crossing fiber bundles as alow-rank tensor approximation problem.EG Graphics Dissertation Onlin

    Jeppe and Tillie Schultz

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    A black and white portrait of Uncle Jeppe Schultz and his wife Tillie Tobias Schultz in an oval frame. A note written by Helen Bentley included with the item reads: My Mother's [Helen Bentley Petersen's] second oldest brother.Family Records; Communication Artifacts; Ar

    Feature Extraction for DW-MRI Visualization: The State of the Art and Beyond

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    By measuring the anisotropic self-diffusion rates of water, Diffusion Weighted Magnetic Resonance Imaging (DW-MRI) provides a unique noninvasive probe of fibrous tissue. In particular, it has been explored widely for imaging nerve fiber tracts in the human brain. Geometric features provide a quick visual overview of the complex datasets that arise from DW-MRI. At the same time, they build a bridge towards quantitative analysis, by extracting explicit representations of structures in the data that are relevant to specific research questions. Therefore, features in DWMRI data are an active research topic not only within scientific visualization, but have received considerable interest from the medical image analysis, neuroimaging, and computer vision communities. It is the goal of this paper to survey contributions from all these fields, concentrating on streamline clustering, edge detection and segmentation, topological methods, and extraction of anisotropy creases. We point out interrelations between these topics and make suggestions for future research

    Johan and Sine Schultz

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    A black and white portrait of Johan and Sine Schultz in an oval frame.Family Records; Communication Artifacts; Ar

    Oscar Schultz. Die provenzalischen Dichterinnen. Biographieen und Texte, nebst Anmerkungen und einer Einleitung. Leipzig, Gustav Fock, 1888

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    Thomas Antoine. Oscar Schultz. Die provenzalischen Dichterinnen. Biographieen und Texte, nebst Anmerkungen und einer Einleitung. Leipzig, Gustav Fock, 1888. In: Annales du Midi : revue archéologique, historique et philologique de la France méridionale, Tome 1, N°3, 1889. pp. 407-410

    PERCUSSION CHAMBER MUSIC CONCERT featuring students of the Shepherd School Percussion Studio and friends Thursday, November 30, 2006 8:00 p.m. Lillian H. Duncan Recital Hall

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    Program: R II. / Florie Namir -- Peruvian Dances / Alice Gomez -- Marimolin / Thomas Oboe Lee -- Corker / Libby Larsen -- Ay! Ay! Ay! Ay! / Jacob Barton -- Trio for Violin, Viola, and Cello in E-flat Major, Op. 3 / Ludwig van Beethoven -- Dragons in the Sky / Mark Schultz

    Episode 18: Mike Schultz

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    Professor Tom Kenny speaks with Mike Schultz, current student, about his global learning trip to Japan

    Planning and managing for resilience: lessons from national forest plan revisions

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    Jesse Abrams, Michelle Greiner, Thomas Timberlake, Courtney Schultz, Alexander Evans, and Heidi Huber-Stearns.This archived document is maintained by the Oregon State Library as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.Supported by the Joint Fire Science Program 16-3-01-10.Mode of access: Internet from the Oregon Government Publications Collection.Text in English
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