Lothar Spies
Lothar Spies
jung diagnostics GmbH
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Metal artifact reduction in CT using tissue‐class modeling and adaptive prefiltering
M Bal, L Spies
Medical physics 33 (8), 2852-2859, 2006
Correction of scatter in megavoltage cone-beam CT
L Spies, M Ebert, BA Groh, BM Hesse, T Bortfeld
Physics in Medicine & Biology 46 (3), 821, 2001
MRI FLAIR lesion segmentation in multiple sclerosis: Does automated segmentation hold up with manual annotation?
C Egger, R Opfer, C Wang, T Kepp, MP Sormani, L Spies, M Barnett, ...
NeuroImage: Clinical 13, 264-270, 2017
Global and regional annual brain volume loss rates in physiological aging
S Schippling, AC Ostwaldt, P Suppa, L Spies, P Manogaran, C Gocke, ...
Journal of neurology 264, 520-528, 2017
Direct measurement and analytical modeling of scatter in portal imaging
L Spies, PM Evans, M Partridge, VN Hansen, T Bortfeld
Medical physics 27 (3), 462-471, 2000
The impact of dental metal artifacts on head and neck IMRT dose distributions
Y Kim, WA Tomé, M Bal, TR McNutt, L Spies
Radiotherapy and oncology 79 (2), 198-202, 2006
Optimization of statistical single subject analysis of brain FDG PET for the prognosis of mild cognitive impairment-to-Alzheimer’s disease conversion
C Lange, P Suppa, L Frings, W Brenner, L Spies, R Buchert, ...
Journal of Alzheimer's Disease 49 (4), 945-959, 2016
Tomotherapeutic portal imaging for radiation treatment verification
BM Hesse, L Spies, BA Groh
Physics in Medicine & Biology 43 (12), 3607, 1998
Association between fully automated MRI-based volumetry of different brain regions and neuropsychological test performance in patients with amnestic mild cognitive impairment …
S Arlt, R Buchert, L Spies, M Eichenlaub, JT Lehmbeck, H Jahn
European archives of psychiatry and clinical neuroscience 263, 335-344, 2013
Hippocampal and cerebellar atrophy in patients with Cushing’s disease
T Burkhardt, D Lüdecke, L Spies, L Wittmann, M Westphal, J Flitsch
Neurosurgical Focus 39 (5), E5, 2015
Fully automated atlas-based hippocampal volumetry for detection of Alzheimer's disease in a memory clinic setting
P Suppa, U Anker, L Spies, I Bopp, B Rüegger-Frey, R Klaghofer, ...
Journal of Alzheimer's Disease 44 (1), 183-193, 2015
Atlas based brain volumetry: how to distinguish regional volume changes due to biological or physiological effects from inherent noise of the methodology
R Opfer, P Suppa, T Kepp, L Spies, S Schippling, HJ Huppertz, ...
Magnetic resonance imaging 34 (4), 455-461, 2016
Image-wide artifacts reduction caused by high attenuating objects in ct deploying voxel tissue class
L Spies, C Saint Olive, M Kaus, V Pekar, HP Shukla
US Patent 7,636,461, 2009
An iterative algorithm for reconstructing incident beam distributions from transmission measurements using electronic portal imaging
L Spies, M Partridge, BA Groh, T Bortfeld
Physics in Medicine & Biology 46 (8), N203, 2001
Fully automated atlas-based hippocampus volumetry for clinical routine: Validation in subjects with mild cognitive impairment from the ADNI cohort
P Suppa, H Hampel, L Spies, JB Fiebach, B Dubois, R Buchert, ...
Journal of Alzheimer's Disease 46 (1), 199-209, 2015
Segmentation-aided adaptive filtering for metal artifact reduction in radio-therapeutic CT images
C Saint Olive, MR Kaus, V Pekar, K Eck, L Spies
Medical Imaging 2004: Image Processing 5370, 1991-2002, 2004
Radiotherapeutic treatment plan adaptation
M Bal, L Spies, TR McNutt
US Patent 8,306,185, 2012
A radial adaptive filter for metal artifact reduction
M Bal, H Celik, K Subramanyan, K Eck, L Spies
Medical Imaging 2005: Image Processing 5747, 2075-2082, 2005
Analytical scatter kernels for portal imaging at 6 MV
L Spies, T Bortfeld
Medical physics 28 (4), 553-559, 2001
Hypermetabolism in the hippocampal formation of cognitively impaired patients indicates detrimental maladaptation
I Apostolova, C Lange, A Mäurer, P Suppa, L Spies, MJ Grothe, ...
Neurobiology of Aging 65, 41-50, 2018
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