Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 60 for “"multitemporal"”.
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Advanced methods for the analysis of multispectral multitemporal satellite images
… Earth observation satellites, a huge amount of multitemporal (MT) images are now available in archives. Such kind of images allows us to monitor land surface changes in wide geographical areas according to both long term (e.g., yearly) and short term (e.g., daily) observations. Evolution on the …
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Advanced Techniques for Automatic Change Detection in Multitemporal Hyperspectral Images
… major changes). To fully utilize the available multitemporal hyperspectral images and their rich information content, it is necessary to develop advanced techniques for robust change detection (CD) in multitemporal hyperspectral images, thus to automatically discover and identify the interesting …
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Advanced methods for change detection in VHR multitemporal SAR images
… been developed for the automatic analysis of multitemporal low- and medium-resolution SAR data, they are poorly effective when dealing with VHR images. In detail, in this thesis we aim at developing advanced methods for change detection that are able to properly exploit the characteristics of …
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Novel Methods for Change Detection in Multitemporal Remote Sensing Images
The scope of this dissertation is to present and discuss novel paradigms and techniques for the extraction of information from long time series of remotely sensed images. Many images are acquired everyday at high spatial and temporal resolution. The unprecedented availability of images is …
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Fourier Series Applications in Multitemporal Remote Sensing Analysis using Landsat Data
… aperiodic and localized, forcing any detailed multitemporal analysis based on Landsat data to compensate. Harmonic regression approximates Landsat data for any point in time with minimal training images and reduced storage requirements. In two study areas in North Carolina, USA, harmonic …
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Multitemporal mapping of burned areas in mixed landscapes in eastern Zambia
… A new approach for mapping burned areas uses multitemporal image analysis with a fuzzy clustering algorithm to automatically select spectral-temporal signatures that are then used to classify the images to produce the desired spatio-temporal burned area information. Testing with Landsat data …
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Mapping Elaeagnus Umbellata on Coal Surface Mines using Multitemporal Landsat Imagery
… on former coal surface mines. I performed a multitemporal classification using a random forest analysis to map autumn olive on former and current surface coal mines in southwest Virginia. Imagery from the Operational Land Imager on Landsat 8 were used as input data for the study. Calibration …
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Multisensor Multitemporal Fusion for Remote Sensing using Landsat and MODIS Data
The growing Landsat data archive represents more than four decades of continuous Earth observation. Landsat's role in scientific analysis has increased dramatically in recent years as a result of the open-access policy of the U.S. Geological Survey (USGS). However, this rich data record suffers …
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Advanced methods for the analysis of multispectral and multitemporal remote sensing images
The increasing availability of new generation remote sensing satellite multispectral images provides an unprecedented source of information for Earth observation and monitoring. Multispectral images can be now collected at high resolution covering (almost) all land surfaces with extremely short …
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Retrieval of grassland biophysical parameters using multitemporal optical and radar satellite data
The amount and quality of available biomass is a key factor for the sustainable livestock industry and agricultural management related decision making. Globally 31.5% of land cover is grassland while 80% of Ireland’s agricultural land is grassland. In Ireland, grasslands are intensively managed and …
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Análise multitemporal e espacial do uso e ocupação do solo no município de Itaporanga-PB.
The municipality of Itaporanga located in the interior of Paraíba and is inserted into thesemi-arid northeast, the municipality has a study area of approximately 467,73 km ².Biome predominant in this county is the caatinga hiperxerófila.The archaic techniques of soil preparation, such as …
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Multitemporal Imagery Based Analysis of Urban Land in St. Tammany Parish in Conjunction with Socioeconomic Data
The role of urbanization in the history of civilization is a profound and intricate part of human geography. By utilizing socioeconomic data and then integrating it with more technological innovations, such as remote sensing, the spread of sprawl and the urban corridor can better be mapped and …
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Advanced Pre-Processing and Change-Detection Techniques for the Analysis of Multitemporal VHR Remote Sensing Images
… by satellite over the same geographical areas (multitemporal images) provide very important information on the land cover dynamic. In the last years the ever increasing availability of multitemporal very high geometrical resolution (VHR) remote sensing images (which have sub-metric resolution) …
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Water Quality and Urbanization: a Multitemporal Study of the Pierson Creek Drainage Basin, Greene County, Missouri
The relationships between the quality of water in Pierson Creek and amounts, types, and locations of urban development in the Pierson Creek drainage basin during teh 1960s, 70s, 80s, and 90s were examined in this study. To accomplish this, building locations, areas served by centralized wastewater …
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Mapping Smallholder Forest Plantations in Andhra Pradesh, India using Multitemporal Harmonized Landsat Sentinel-2 S10 Data
… mapped accurately in Andhra Pradesh, India using multitemporal (intra- and inter-annual) visible and near-infrared (VNIR) bands from the Sentinel-2 MultiSpectral Instruments (MSIs). Dependency on and scarcity of wood products have driven the deforestation and degradation of natural forests in …
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Novel Multitemporal Synthetic Aperture Radar Interferometry Algorithms and Models Applied on Managed Aquifer Recharge and Fault Creep
… along the Southern San Andreas Fault using multitemporal SAR interferometric time series from 2015-2021. These SSEs govern aseismic slip dynamics, manifesting as avalanche-like creep rate variations. The study further investigates Managed Aquifer Recharge (MAR) as a nature-engineering-based …
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Identifying Forest Conversion Hotspots in the Commonwealth of Virginia using Multitemporal Landsat Data and Known Change Indicators
This study examines the effectiveness of using the Normalized Difference Vegetation Index (NDVI) derived from 1326 different Landsat Thematic Mapper and Enhanced Thematic Mapper images in finding isolated housing starts within the Commonwealth of Virginia's forests. Individual NDVI images were …
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