Essays about: "Registration"

Showing result 1 - 5 of 363 essays containing the word Registration.

  1. 1. DEFORMABLE IMAGE REGISTRATION OF SPINE MAGNETIC RESONANCE IMAGES WITH ELASTIX FOR DETAILED CHARACTERIZATION OF DISC LOADING BEHAVIORS

    University essay from

    Author : Zainab Sirat; [2021-05-10]
    Keywords : Medical physics; Registration; MRI; Spine;

    Abstract : Purpose: This work aimed to develop an optimized strategy for registration of spine magnetic resonance (MR) images acquired with and without spinal loading, as well as evaluate the quality of the registration strategy with commonly used quality assessment methods. Method: Previously collected MR images of the lumbar spine of 37 individuals were re analyzed. READ MORE

  2. 2. Characterization of discrepancies between manual and automatic segmentation to improve anatomical brain atlases

    University essay from

    Author : Anna Sörensson; [2021-05-10]
    Keywords : Medical physics; Anatomical brain atlas; Image segmentation; Image registration;

    Abstract : Purpose: To characterize discrepancies between expert manually segmented brain images fromHammers Atlas Database and automatically generated segmentations of the same images; to decide whether they can be attributed to flaws in the automatic segmentation or in the manual segmentation; and to determine general rules that enable these decisions.Theory: Image segmentation plays an important role in clinical neuroscience and experimental medicine for extraction of information from medical images, and it is a fundamental image processing step in medical image analysis. READ MORE

  3. 3. Is There Still Need for Grassroots Organizations? : The Role of Grassroots Organizations in Humanitarian Aid – an Example from Greece, After the Peak of the 2015 “Refugee Crisis”

    University essay from Malmö universitet/Malmö högskola/Institutionen för globala politiska studier (GPS)

    Author : Filip Soszyński; [2021]
    Keywords : Grassroots; Greece; Refugee; NGO; Human Rights;

    Abstract : The thesis focuses on the work of Grassroots organizations in Greece after the peak of the 2015 refugee crisis. The research explores their current problems in Greece and their ability to report freely on the migrants situation. READ MORE

  4. 4. Using Deep Learning to SegmentCardiovascular 4D Flow MRI : 3D U-Net for cardiovascular 4D flow MRI segmentation and Bayesian 3D U-Net for uncertainty estimation

    University essay from Linköpings universitet/Institutionen för datavetenskap

    Author : Omkar Bhutra; [2021]
    Keywords : Convolutional Neural Networks; 4D flow MRI; 3D U-Net; Cardiovascularimage segmentation; Uncertainty estimation; Bayesian 3D U-Net;

    Abstract : Deep convolutional neural networks (CNN’s) have achieved state-of-the-art accuraciesfor multi-class segmentation in biomedical image science. In this thesis, A 3D U-Net isused to segment 4D flow Magnetic Resonance Images that include the heart and its largevessels. READ MORE

  5. 5. Aktivitetshalsband på katt : verifiering av tillförlitligheten i mätningar av katters fysiska aktivitet

    University essay from SLU/Dept. of Clinical Sciences

    Author : Kent Anders Mathiasson; [2021]
    Keywords : accelerometer; accelerometri; aktivitetshalsband; aktivitetsmonitor; felin; fysisk aktivitet; katt;

    Abstract : Andelen äldre katter ökar i Sverige och med åldern ökar diabetes och ledsjukdomar, som osteoartrit. Tidig diagnos av dylika sjukdomar är viktigt för katternas hälsa och välmående. READ MORE