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  1. Article

    Open Access

    1q21.1 distal copy number variants are associated with cerebral and cognitive alterations in humans

    Low-frequency 1q21.1 distal deletion and duplication copy number variant (CNV) carriers are predisposed to multiple neurodevelopmental disorders, including schizophrenia, autism and intellectual disability. Hu...

    Ida E. Sønderby, Dennis van der Meer, Clara Moreau in Translational Psychiatry (2021)

  2. Article

    Open Access

    Brain scans from 21,297 individuals reveal the genetic architecture of hippocampal subfield volumes

    The hippocampus is a heterogeneous structure, comprising histologically distinguishable subfields. These subfields are differentially involved in memory consolidation, spatial navigation and pattern separation...

    Dennis van der Meer, Jaroslav Rokicki, Tobias Kaufmann in Molecular Psychiatry (2020)

  3. Article

    Correction: Dose response of the 16p11.2 distal copy number variant on intracranial volume and basal ganglia

    Prior to and following the publication of this article the authors noted that the complete list of authors was not included in the main article and was only present in Supplementary Table 1. The author list in...

    Ida E. Sønderby, Ómar Gústafsson, Nhat Trung Doan, Derrek P. Hibar in Molecular Psychiatry (2020)

  4. Article

    Open Access

    Dose response of the 16p11.2 distal copy number variant on intracranial volume and basal ganglia

    Carriers of large recurrent copy number variants (CNVs) have a higher risk of develo** neurodevelopmental disorders. The 16p11.2 distal CNV predisposes carriers to e.g., autism spectrum disorder and schizoph...

    Ida E Sønderby, Ómar Gústafsson, Nhat Trung Doan, Derrek P Hibar in Molecular Psychiatry (2020)

  5. No Access

    Article

    Local/non-local regularized image segmentation using graph-cuts

    Multispectral, multichannel, or time series image segmentation is important for image analysis in a wide range of applications. Regularization of the segmentation is commonly performed using local image infor...

    Erik A. Hanson, Arvid Lundervold in International Journal of Computer Assisted… (2013)

  6. No Access

    Article

    Registration of FA and T1-Weighted MRI Data of Healthy Human Brain Based on Template Matching and Normalized Cross-Correlation

    In this work, we propose a new approach for three-dimensional registration of MR fractional anisotropy images with T1-weighted anatomy images of human brain. From the clinical point of view, this accurate core...

    Milos Malinsky, Roman Peter, Erlend Hodneland in Journal of Digital Imaging (2013)

  7. Article

    Open Access

    Hippocampal volumes are important predictors for memory function in elderly women

    Normal aging involves a decline in cognitive function that has been shown to correlate with volumetric change in the hippocampus, and with genetic variability in the APOE-gene. In the present study we utilize ...

    Martin A Ystad, Astri J Lundervold, Eike Wehling, Thomas Espeseth in BMC Medical Imaging (2009)

  8. No Access

    Article

    Shape-Adaptive DCT for Denoising of 3D Scalar and Tensor Valued Images

    During the last ten years or so, diffusion tensor imaging has been used in both research and clinical medical applications. To construct the diffusion tensor images, a large set of direction sensitive magnetic...

    Ørjan Bergmann, Oddvar Christiansen, Johan Lie in Journal of Digital Imaging (2009)

  9. No Access

    Chapter and Conference Paper

    Assessment of Renal Function from 3D Dynamic Contrast Enhanced MR Images Using Independent Component Analysis

    In this paper we present an automated, unsupervised, data-driven approach to assess renal function from 3D DCE-MR images. Applying independent component analysis to four different data sets acquired at differe...

    Frank G. Zöllner, Marek Kocinski, Arvid Lundervold in Bildverarbeitung für die Medizin 2007 (2007)

  10. No Access

    Article

    Imaging of Experimental Rat Gliomas Using a Clinical MR Scanner

    Background: Studies of brain tumor development in experimental animal models have to date mostly been based on post-mortem histological examinations. The use of magnetic resonance imaging (MRI) may provide a non...

    Frits Thorsen, Lars Ersland, Håkon Nordli, Per Øyvind Enger in Journal of Neuro-Oncology (2003)

  11. No Access

    Article

    Visual assessment of intra ventricular flow from colour M-mode Doppler images

    Left intra ventricular filling was studied by colour M-mode Doppler ultrasound to determine whether the flow pattern can be assessed visually, and explore its relation to left ventricular (LV) function. Patien...

    Marie Stugaard, Torkel Steen in The International Journal of Cardiac Imagi… (1994)