Search Results - "Ulander, M"

Assessing Performance of L- and P-Band Polarimetric Interferometric SAR Data in Estimating Boreal Forest Above-Ground Biomass by Neumann, Maxim, Saatchi, S. S., Ulander, L. M. H., Fransson, J. E. S.

“…Biomass estimation performance using polarimetric interferometric synthetic aperture radar (PolInSAR) data is evaluated at L- and P-band frequencies over…”
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The psychometric properties of the Pearlin Mastery Scale in persons living with restless legs syndrome by Hellström, Amanda, Pakpour, Amir, Odzakovic, Elzana, Björk, Maria, Ulander, Martin, Knutsson, Susanne, Sandlund, Christina, Broström, Anders

“…Restless Legs Syndrome (RLS) is a neurological disorder characterized by an urge to move arms and legs, commonly combined with distress, pain and motor…”
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Foley catheter induction of labor as an outpatient procedure by Kruit, H, Heikinheimo, O, Ulander, V-M, Aitokallio-Tallberg, A, Nupponen, I, Paavonen, J, Rahkonen, L

“…Objective: The aim of our study was to introduce outpatient induction of labor by Foley catheter, and to compare outcomes and preferences between in-patients…”
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Decreasing mortality during pregnancy and for a year after while mortality after termination of pregnancy remains high: a population‐based register study of pregnancy‐associated deaths in Finland 2001–2012 by Karalis, E, Ulander, V‐M, Tapper, A‐M, Gissler, M

“…Objective To investigate mortality in the non‐pregnant fertile female population, and mortality during pregnancy and up to 1 year after the end of pregnancy,…”
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Temporal Characteristics of P-Band Tomographic Radar Backscatter of a Boreal Forest by Monteith, Albert R., Ulander, Lars M. H.

“…Temporal variations in synthetic aperture radar (SAR) backscatter over forests are of concern for any SAR mission with the goal of estimating forest parameters…”
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Detection of Moving Targets by Focusing in UWB SAR-Theory and Experimental Results by Viet Thuy Vu, Sjogren, Thomas K, Pettersson, Mats I, Gustavsson, Anders, Ulander, Lars M H

“…Moving-target detection in ultrawideband (UWB) synthetic aperture radar (SAR) is associated with long integration time and must accommodate azimuth focusing…”
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Circular-Aperture VHF-Band Synthetic Aperture Radar for Detection of Vehicles in Forest Concealment by Frolind, P., Gustavsson, A., Lundberg, M., Ulander, L. M. H.

“…Circular-aperture synthetic aperture radar (SAR) imaging has been evaluated using the airborne very high frequency (VHF) band Coherent All RAdio BAnd Sensing…”
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Temporal Survey of P- and L-Band Polarimetric Backscatter in Boreal Forests by Monteith, Albert R., Ulander, Lars M. H.

“…Environmental conditions and seasonal variations affect the backscattered radar signal from a forest. This potentially causes errors in a biomass retrieval…”
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Development and psychometric evaluation of the Motivation to Use CPAP Scale (MUC-S) using factorial structure and Rasch analysis among patients with obstructive sleep apnea before CPAP treatment is initiated by Broström, Anders, Ulander, M., Nilsen, P., Lin, Chung-Ying, Pakpour, A. H.

“…Background Continuous positive airway treatment (CPAP) is first-line treatment for obstructive sleep apnea (OSA), but adherence tends to be low. A clinical…”
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Factorized Geometrical Autofocus for Synthetic Aperture Radar Processing by Torgrimsson, Jan, Dammert, Patrik, Hellsten, Hans, Ulander, Lars M. H.

“…This paper describes a factorized geometrical autofocus (FGA) algorithm, specifically suitable for ultrawideband synthetic aperture radar. The strategy is…”
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An Efficient Solution to the Factorized Geometrical Autofocus Problem by Torgrimsson, Jan, Dammert, Patrik, Hellsten, Hans, Ulander, Lars M. H.

“…This paper describes a new search strategy within the scope of factorized geometrical autofocus (FGA) and synthetic-aperture-radar processing. The FGA…”
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Mapping Tree Height in Burkina Faso Parklands with TanDEM-X by Soja, Maciej J., Karlson, Martin, Bayala, Jules, Bazié, Hugues R., Sanou, Josias, Tankoano, Boalidioa, Eriksson, Leif E. B., Reese, Heather, Ostwald, Madelene, Ulander, Lars M. H.

“…Mapping of tree height is of great importance for management, planning, and research related to agroforestry parklands in Africa. In this paper, we investigate…”
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Modeling and Detection of Deforestation and Forest Growth in Multitemporal TanDEM-X Data by Soja, Maciej J., Persson, Henrik J., Ulander, Lars M. H.

“…This paper compares three approaches to forest change modeling in multitemporal (MT) InSAR data acquired with the X-band system TanDEM-X over a forest with…”
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Moving Target Relative Speed Estimation and Refocusing in Synthetic Aperture Radar Images by Sjogren, T. K., Vu, V. T., Pettersson, M. I., Gustavsson, A., Ulander, L. M. H.

“…In this paper, a method for moving target relative speed estimation and refocusing based on synthetic aperture radar (SAR) images is derived and tested in…”
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Boreal Forest Properties From TanDEM-X Data Using Interferometric Water Cloud Model and Implications for a Bistatic C-Band Mission by Askne, Jan I. H., Ulander, Lars M. H.

“…Data from TanDEM-X in single-pass and bistatic interferometric mode together with the interferometric water cloud model (IWCM) can provide estimates of forest…”
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National Forest Biomass Mapping Using the Two-Level Model by Persson, Henrik J., Soja, Maciej J., Fransson, Johan E. S., Ulander, Lars M. H.

“…This article uses the two-level model (TLM) to predict above-ground biomass (AGB) from TanDEM-X synthetic aperture radar (SAR) data for Sweden. The SAR data…”
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Psychometric properties of the Ethos Brief Index (EBI) using factorial structure and Rasch Analysis among patients with obstructive sleep apnea before and after CPAP treatment is initiated by Broström, Anders, Pakpour, A. H., Nilsen, P., Fridlund, B., Ulander, M.

“…Background Continuous positive airway treatment (CPAP) is the recommended treatment for patients with obstructive sleep apnea (OSA). Outcome measures often…”
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Suppression of Clutter in Multichannel SAR GMTI by Sjogren, Thomas K., Viet Thuy Vu, Pettersson, Mats I., Feng Wang, Murdin, Daniel Jan George, Gustavsson, Anders, Ulander, Lars M. H.

“…In this paper, the results of moving-target detection in multichannel UHF-band synthetic aperture radar (SAR) data are shown. The clutter suppression is done…”
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On the Sensitivity of TanDEM-X-Observations to Boreal Forest Structure by Askne, Jan I. H., Persson, Henrik J., Ulander, Lars M. H.

“…The structure of forests is important to observe for understanding coupling to global dynamics of ecosystems, biodiversity, and management aspects. In this…”
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Biomass Growth from Multi-Temporal TanDEM-X Interferometric Synthetic Aperture Radar Observations of a Boreal Forest Site by Askne, Jan, Persson, Henrik, Ulander, Lars

“…Forest growth estimation is important in forest research and forest management, but complex to analyze in diverse forest stands. Twelve summertime TanDEM-X…”
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