Search Results - "Dech, S."

Monitoring urbanization in mega cities from space by Taubenböck, H., Esch, T., Felbier, A., Wiesner, M., Roth, A., Dech, S.

“…Mega cities, the largest category of urban agglomerations, attract considerable attention because of their population size, economic, socio-cultural,…”
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A new ranking of the world's largest cities—Do administrative units obscure morphological realities? by Taubenböck, H., Weigand, M., Esch, T., Staab, J., Wurm, M., Mast, J., Dech, S.

“…With 37 million inhabitants, Tokyo is the world's largest city in UN statistics. With this work we call this ranking into question. Usually, global city…”
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Impact of feature selection on the accuracy and spatial uncertainty of per-field crop classification using Support Vector Machines by Löw, F., Michel, U., Dech, S., Conrad, C.

“…Crop mapping is one major component of agricultural resource monitoring using remote sensing. Yield or water demand modeling requires that both, the total…”
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New dimensions of urban landscapes: The spatio-temporal evolution from a polynuclei area to a mega-region based on remote sensing data by Taubenböck, H., Wiesner, M., Felbier, A., Marconcini, M., Esch, T., Dech, S.

“…Currently our world is facing a migration process of a huge dimension – from rural to urban areas. In 1975 37.7% of the global population were urban dwellers,…”
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Free and open-access satellite data are key to biodiversity conservation by Turner, W., Rondinini, C., Pettorelli, N., Mora, B., Leidner, A.K., Szantoi, Z., Buchanan, G., Dech, S., Dwyer, J., Herold, M., Koh, L.P., Leimgruber, P., Taubenboeck, H., Wegmann, M., Wikelski, M., Woodcock, C.

“…•Satellite remote sensing increases understanding of global biodiversity change.•Data continuity, affordability, and access determine its utility in this…”
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Urbanization in India – Spatiotemporal analysis using remote sensing data by Taubenböck, H., Wegmann, M., Roth, A., Mehl, H., Dech, S.

“…Urbanization is arguably the most dramatic form of irreversible land transformation. Though urbanization is a worldwide phenomenon, it is especially prevalent…”
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Earth observation-based coastal zone monitoring of the Yellow River Delta: Dynamics in China's second largest oil producing region over four decades by Kuenzer, C., Ottinger, M., Liu, Gaohuan, Sun, Bo, Baumhauer, R., Dech, S.

“…The largest challenge for the Yellow River Delta region is finding an equilibrium between its two largest assets: large, valuable wetland reserves rich in…”
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Urban Footprint Processor-Fully Automated Processing Chain Generating Settlement Masks From Global Data of the TanDEM-X Mission by Esch, T., Marconcini, M., Felbier, A., Roth, A., Heldens, W., Huber, M., Schwinger, M., Taubenbock, H., Muller, A., Dech, S.

“…The German TerraSAR-X add-on for Digital Elevation Measurement (TanDEM-X) mission (TDM) collects two global data sets of very high resolution (VHR) synthetic…”
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Delineation of Central Business Districts in mega city regions using remotely sensed data by Taubenböck, H., Klotz, M., Wurm, M., Schmieder, J., Wagner, B., Wooster, M., Esch, T., Dech, S.

“…Central Business Districts (CBDs) are an important urban structural type (UST), and an apparent structural feature of many large cities. CBD locations play a…”
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Delineation of Urban Footprints From TerraSAR-X Data by Analyzing Speckle Characteristics and Intensity Information by Esch, T., Thiel, M., Schenk, A., Roth, A., Muller, A., Dech, S.

“…With a spatial resolution of up to 1 m, the German radar satellite TerraSAR-X (TSX) has significantly increased the usability of spaceborne synthetic aperture…”
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Large-area assessment of impervious surface based on integrated analysis of single-date Landsat-7 images and geospatial vector data by Esch, T., Himmler, V., Schorcht, G., Thiel, M., Wehrmann, T., Bachofer, F., Conrad, C., Schmidt, M., Dech, S.

“…Driven by a constantly accelerating increase of urban population in recent decades urban sprawl has become one of the most dynamic processes in the context of…”
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Characterization of Land Cover Types in TerraSAR-X Images by Combined Analysis of Speckle Statistics and Intensity Information by Esch, T, Schenk, A, Ullmann, T, Thiel, M, Roth, A, Dech, S

“…The appearance of objects and surfaces in synthetic aperture radar (SAR) images significantly differs from the human perception of the environment. In…”
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Land cover classification with coarse spatial resolution data to derive continuous and discrete maps for complex regions by Colditz, R.R., Schmidt, M., Conrad, C., Hansen, M.C., Dech, S.

“…Regularly updated land cover information at continental or national scales is a requirement for various land management applications as well as biogeochemical…”
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A conceptual vulnerability and risk framework as outline to identify capabilities of remote sensing by Taubenböck, H., Post, J., Roth, A., Zosseder, K., Strunz, G., Dech, S.

“…This study aims at creating a holistic conceptual approach systematizing the interrelation of (natural) hazards, vulnerability and risk. A general hierarchical…”
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Dimensioning urbanization – An advanced procedure for characterizing human settlement properties and patterns using spatial network analysis by Esch, T., Marconcini, M., Marmanis, D., Zeidler, J., Elsayed, S., Metz, A., Müller, A., Dech, S.

“…The ongoing global phenomenon of people migrating to cities is referred to as urbanization and primarily manifests itself in the continuous and often rapid…”
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Flood risks in urbanized areas – multi-sensoral approaches using remotely sensed data for risk assessment by Taubenböck, H., Wurm, M., Netzband, M., Zwenzner, H., Roth, A., Rahman, A., Dech, S.

“…Estimating flood risks and managing disasters combines knowledge in climatology, meteorology, hydrology, hydraulic engineering, statistics, planning and…”
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Tsunami risk assessment in Indonesia by Strunz, G., Post, J., Zosseder, K., Wegscheider, S., Mück, M., Riedlinger, T., Mehl, H., Dech, S., Birkmann, J., Gebert, N., Harjono, H., Anwar, H. Z., Khomarudin, R. M., Muhari, A.

“…In the framework of the German Indonesian Tsunami Early Warning System (GITEWS) the assessment of tsunami risk is an essential part of the overall activities…”
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Estimation of grassland use intensities based on high spatial resolution LAI time series by Asam, S., Klein, D., Dech, S.

“…The identification and surveillance of agricultural management and the measurement of biophysical canopy parameters in grasslands is relevant for environmental…”
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Improvement of Image Segmentation Accuracy Based on Multiscale Optimization Procedure by Esch, T., Thiel, M., Bock, M., Roth, A., Dech, S.

“…This letter proposes an optimization approach that enhances the quality of image segmentation using the software Definiens Developer. The procedure aims at the…”
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"Last-Mile" preparation for a potential disaster – Interdisciplinary approach towards tsunami early warning and an evacuation information system for the coastal city of Padang, Indonesia by Taubenböck, H., Goseberg, N., Setiadi, N., Lämmel, G., Moder, F., Oczipka, M., Klüpfel, H., Wahl, R., Schlurmann, T., Strunz, G., Birkmann, J., Nagel, K., Siegert, F., Lehmann, F., Dech, S., Gress, A., Klein, R.

“…Extreme natural events, like e.g. tsunamis or earthquakes, regularly lead to catastrophes with dramatic consequences. In recent years natural disasters caused…”
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