Search Results - "Pettersen, Egil"

Linear energy transfer-inclusive models of brainstem necrosis following proton therapy of paediatric ependymoma by Handeland, Andreas H., Indelicato, Daniel J., Fredrik Fjæra, Lars, Ytre-Hauge, Kristian S., Pettersen, Helge Egil S., Muren, Ludvig P., Lassen-Ramshad, Yasmin, Stokkevåg, Camilla H.

“…Radiation-induced brainstem necrosis after proton therapy is a severe toxicity with potential association to uncertainties in the proton relative biological…”
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Enhancing Radiotherapy for Locally Advanced Non-Small Cell Lung Cancer Patients with iCE, a Novel System for Automated Multi-Criterial Treatment Planning Including Beam Angle Optimization by Fjellanger, Kristine, Hysing, Liv Bolstad, Heijmen, Ben J. M., Pettersen, Helge Egil Seime, Sandvik, Inger Marie, Sulen, Turid Husevåg, Breedveld, Sebastiaan, Rossi, Linda

“…In this study, the novel iCE radiotherapy treatment planning system (TPS) for automated multi-criterial planning with integrated beam angle optimization (BAO)…”
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Patient selection, inter-fraction plan robustness and reduction of toxicity risk with deep inspiration breath hold in intensity-modulated radiotherapy of locally advanced non-small cell lung cancer by Fjellanger, Kristine, Rossi, Linda, Heijmen, Ben J. M., Pettersen, Helge Egil Seime, Sandvik, Inger Marie, Breedveld, Sebastiaan, Sulen, Turid Husevåg, Hysing, Liv Bolstad

“…BackgroundState-of-the-art radiotherapy of locally advanced non-small cell lung cancer (LA-NSCLC) is performed with intensity-modulation during free breathing…”
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A High-Granularity Digital Tracking Calorimeter Optimized for Proton CT by Alme, Johan, Barnaföldi, Gergely Gábor, Barthel, Rene, Borshchov, Vyacheslav, Bodova, Tea, van den Brink, Anthony, Brons, Stephan, Chaar, Mamdouh, Eikeland, Viljar, Feofilov, Grigory, Genov, Georgi, Grimstad, Silje, Grøttvik, Ola, Helstrup, Håvard, Herland, Alf, Hilde, Annar Eivindplass, Igolkin, Sergey, Keidel, Ralf, Kobdaj, Chinorat, van der Kolk, Naomi, Listratenko, Oleksandr, Malik, Qasim Waheed, Mehendale, Shruti, Meric, Ilker, Nesbø, Simon Voigt, Odland, Odd Harald, Papp, Gábor, Peitzmann, Thomas, Seime Pettersen, Helge Egil, Piersimoni, Pierluigi, Protsenko, Maksym, Rehman, Attiq Ur, Richter, Matthias, Röhrich, Dieter, Samnøy, Andreas Tefre, Seco, Joao, Setterdahl, Lena, Shafiee, Hesam, Skjolddal, Øistein Jelmert, Solheim, Emilie, Songmoolnak, Arnon, Sudár, Ákos, Sølie, Jarle Rambo, Tambave, Ganesh, Tymchuk, Ihor, Ullaland, Kjetil, Underdal, Håkon Andreas, Varga-Köfaragó, Monika, Volz, Lennart, Wagner, Boris, Widerøe, Fredrik Mekki, Xiao, RenZheng, Yang, Shiming, Yokoyama, Hiroki

“…A typical proton CT (pCT) detector comprises a tracking system, used to measure the proton position before and after the imaged object, and an energy/range…”
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Optic nerve constraints for carbon ion RT at CNAO – Reporting and relating outcome to European and Japanese RBE by Dale, Jon Espen, Molinelli, Silvia, Vitolo, Viviana, Vischioni, Barbara, Bonora, Maria, Magro, Giuseppe, Pettersen, Helge Egil Seime, Mairani, Andrea, Hasegawa, Azusa, Dahl, Olav, Valvo, Francesca, Fossati, Piero

“…•Dose constraints validated for DNIRS may become too strict when applied for DLEM.•CNAO’s initial ON constraints of D1% ≤40 Gy(RBE)/D20% ≤28 Gy(RBE) were…”
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Mixed Effect Modeling of Dose and Linear Energy Transfer Correlations With Brain Image Changes After Intensity Modulated Proton Therapy for Skull Base Head and Neck Cancer by Engeseth, Grete May, He, Renjie, Mirkovic, Dragan, Yepes, Pablo, Mohamed, Abdallah Sherif Radwan, Stieb, Sonja, Fuller, Clifton Dave, Wu, Richard, Zhang, Xiadong, Hysing, Liv Bolstad, Pettersen, Helge Egil Seime, Stokkevåg, Camilla Hanquist, Mohan, Radhe, Frank, Steven Jay, Gunn, Gary Brandon

“…Intensity modulated proton therapy (IMPT) could yield high linear energy transfer (LET) in critical structures and increased biological effect. For head and…”
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Accuracy of parameterized proton range models; a comparison by Pettersen, Helge Egil Seime, Chaar, Mamdouh, Meric, Ilker, Odland, Odd Harald, Sølie, Jarle Rambo, Röhrich, Dieter

“…Radiation Physics and Chemistry 144 (C) 295 - 297 (2018) An accurate calculation of proton ranges in phantoms or detector geometries is crucial for decision…”
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Impact of RBE variations on risk estimates of temporal lobe necrosis in patients treated with intensity-modulated proton therapy for head and neck cancer by Engeseth, Grete May, Hysing, Liv Bolstad, Yepes, Pablo, Pettersen, Helge Egil Seime, Mohan, Radhe, Fuller, Clifton Dave, Stokkevåg, Camilla Hanquist, Wu, Richard, Zhang, Xiaodong, Frank, Steven Jay, Gunn, Gary Brandon

“…Temporal lobe necrosis (TLN) is a potential late effect after radiotherapy for skull base head and neck cancer (HNC). Several photon-derived dose constraints…”
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Towards Neural Charged Particle Tracking in Digital Tracking Calorimeters With Reinforcement Learning by Kortus, Tobias, Keidel, Ralf, Gauger, Nicolas R.

“…We propose a novel technique for reconstructing charged particles in digital tracking calorimeters using reinforcement learning aiming to benefit from the…”
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Exploration of differentiability in a proton computed tomography simulation framework by Aehle, Max, Alme, Johan, Gábor Barnaföldi, Gergely, Blühdorn, Johannes, Bodova, Tea, Borshchov, Vyacheslav, van den Brink, Anthony, Eikeland, Viljar, Feofilov, Gregory, Garth, Christoph, Gauger, Nicolas R, Grøttvik, Ola, Helstrup, Håvard, Igolkin, Sergey, Keidel, Ralf, Kobdaj, Chinorat, Kortus, Tobias, Kusch, Lisa, Leonhardt, Viktor, Mehendale, Shruti, Ningappa Mulawade, Raju, Harald Odland, Odd, O'Neill, George, Papp, Gábor, Peitzmann, Thomas, Pettersen, Helge Egil Seime, Piersimoni, Pierluigi, Pochampalli, Rohit, Protsenko, Maksym, Rauch, Max, Ur Rehman, Attiq, Richter, Matthias, Röhrich, Dieter, Sagebaum, Max, Santana, Joshua, Schilling, Alexander, Seco, Joao, Songmoolnak, Arnon, Sudár, Ákos, Tambave, Ganesh, Tymchuk, Ihor, Ullaland, Kjetil, Varga-Kofarago, Monika, Volz, Lennart, Wagner, Boris, Wendzel, Steffen, Wiebel, Alexander, Xiao, RenZheng, Yang, Shiming, Zillien, Sebastian

“…Gradient-based optimization using algorithmic derivatives can be a useful technique to improve engineering designs with respect to a computer-implemented…”
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Proton tracking in a high-granularity Digital Tracking Calorimeter for proton CT purposes by Pettersen, Helge Egil Seime, Alme, Johan, Biegun, Aleksandra, Brink, Anthony van den, Chaar, Mamdouh, Fehlker, Dominik, Meric, Ilker, Odland, Odd Harald, Peitzmann, Thomas, Rocco, Elena, Wang, Hongkai, Yang, Shiming, Zhang, Chunhui, Röhrich, Dieter

“…Nucl. Instr. Meth. Phys. Res. A 860 (2017) 51-61 Radiation therapy with protons as of today utilizes information from x-ray CT in order to estimate the proton…”
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Investigating particle track topology for range telescopes in particle radiography using convolutional neural networks by Pettersen, Helge Egil Seime, Aehle, Max, Alme, Johan, Barnaföldi, Gergely Gábor, Borshchov, Vyacheslav, van den Brink, Anthony, Chaar, Mamdouh, Eikeland, Viljar, Feofilov, Grigory, Garth, Christoph, Gauger, Nicolas R, Genov, Georgi, Grøttvik, Ola, Helstrup, Håvard, Igolkin, Sergey, Keidel, Ralf, Kobdaj, Chinorat, Kortus, Tobias, Leonhardt, Viktor, Mehendale, Shruti, Mulawade, Raju Ningappa, Odland, Odd Harald, Papp, Gábor, Peitzmann, Thomas, Piersimoni, Pierluigi, Protsenko, Maksym, Rehman, Attiq Ur, Richter, Matthias, Santana, Joshua, Schilling, Alexander, Seco, Joao, Songmoolnak, Arnon, Sølie, Jarle Rambo, Tambave, Ganesh, Tymchuk, Ihor, Ullaland, Kjetil, Varga-Kofarago, Monika, Volz, Lennart, Wagner, Boris, Wendzel, Steffen, Wiebel, Alexander, Xiao, RenZheng, Yang, Shiming, Yokoyama, Hiroki, Zillien, Sebastian, Röhrich, Dieter

“…Proton computed tomography (pCT) and radiography (pRad) are proposed modalities for improved treatment plan accuracy and treatment validation in proton…”
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Characterization of monolithic CMOS pixel sensor chip with ion beams for application in particle computed tomography by Tambave, G., Alme, J., Barnaföldi, G.G., Barthel, R., van den Brink, A., Brons, S., Chaar, M., Eikeland, V., Genov, G., Grøttvik, O., Pettersen, H.E.S., Pastuovic, Z., Huiberts, S., Helstrup, H., Hetland, K.F., Mehendale, S., Meric, I., Malik, Q.W., Odland, O.H., Papp, G., Peitzmann, T., Piersimoni, P., Ur Rehman, A., Reidt, F., Richter, M., Röhrich, D., Sudar, A., Samnøy, A.T., Seco, J., Shafiee, H., Skjæveland, E.V., Sølie, J.R., Ullaland, K., Varga-Kofarago, M., Volz, L., Wagner, B., Yang, S.

“…Particle computed tomography (pCT) is an emerging imaging modality that promises to reduce range uncertainty in particle therapy. The Bergen pCT collaboration…”
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Design optimization of a pixel-based range telescope for proton computed tomography by Pettersen, Helge Egil Seime, Alme, Johan, Barnaföldi, Gergely Gábor, Barthel, Rene, van den Brink, Anthony, Chaar, Mamdouh, Eikeland, Viljar, García-Santos, Alba, Genov, Georgi, Grimstad, Silje, Grøttvik, Ola, Helstrup, Håvard, Hetland, Kristin Fanebust, Mehendale, Shruti, Meric, Ilker, Odland, Odd Harald, Papp, Gábor, Peitzmann, Thomas, Piersimoni, Pierluigi, Ur Rehman, Attiq, Richter, Matthias, Samnøy, Andreas Tefre, Seco, Joao, Shafiee, Hesam, Skjæveland, Eivind Vågslid, Sølie, Jarle Rambo, Tambave, Ganesh, Ullaland, Kjetil, Varga-Kofarago, Monika, Volz, Lennart, Wagner, Boris, Yang, Shiming, Röhrich, Dieter

“…•A pixel-based range telescope is a good candidate for proton computed tomography.•The detector design must be optimized for proton track reconstruction.•A…”
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198 - FEASIBILITY OF WATER EQUIVALENT PATH LENGTH ANALYSIS IN ADAPTIVE PROTON THERAPY OF LOCALLY ADVANCED NON-SMALL CELL LUNG CANCER by Ragnvaldsen, Ms Vilde, Seime Pettersen, Mr Helge Egil, Fjellanger, Ms Kristine, Hysing, Ms Liv Bolstad

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FEASIBILITY OF WATER EQUIVALENT PATH LENGTH ANALYSIS IN ADAPTIVE PROTON THERAPY OF LOCALLY ADVANCED NON-SMALL CELL LUNG CANCER by Ragnvaldsen, Ms Vilde, Seime Pettersen, Mr Helge Egil, Fjellanger, Ms Kristine, Hysing, Ms Liv Bolstad

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Matching mother and calf reindeer using wireless sensor networks by Mustafa, Mohamad Y., Eilertsen, Svein M., Hansen, Inger, Pettersen, Egil, Kronen, Amund

“…The problem of matching newborn reindeer calves to their mothers, and hence to their owners, so that they are given proper identification tags, after the…”
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Proton Tracking Algorithm in a Pixel-Based Range Telescope for Proton Computed Tomography by Pettersen, Helge Egil Seime, Meric, Ilker, Odland, Odd Harald, Shafiee, Hesam, Sølie, Jarle Rambo, Röhrich, Dieter

“…Proton Computed Tomography (CT) is a prototype imaging modality for the reconstruction of the Relative Stopping Power of a patient, for more accurate…”
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Admire vs. Safire: Objective comparison of CT reconstruction algorithms and their noise properties by Dalehaug, Ingvild, Bolstad, Kirsten Nygaard, Aadnevik, Daniel, Flataboe, Silje, Pettersen, Helge Egil Seime

“…Purpose: Siemens has developed several iterative reconstruction (IR) algorithms on their CT scanners. SAFIRE is available on most of their CT scanners. The…”
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A comparison of proton ranges in complex media using GATE/Geant4, MCNP6 and FLUKA by Sølie, Jarle Rambo, Pettersen, Helge Egil Seime, Meric, Ilker, Odland, Odd Harald, Helstrup, Håvard, Röhrich, Dieter

“…The Monte Carlo (MC) simulation method is a powerful tool for radiation physicists, and several general-purpose software packages are commonly applied in a…”
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