搜索结果: 31-45 共查到“遥感信息工程 Object-based”相关记录56条 . 查询时间(0.093 秒)
OBJECT-BASED CLASSIFICATION VS. PIXEL-BASED CLASSIFICATION: COMPARITIVE IMPORTANCE OF MULTI-RESOLUTION IMAGERY
LULC Feature Analyst Object-Based Classification Supervised Classification Unsupervised Classification PCA Multi Resolution
2014/6/12
Land Use/Land Cover (LULC) classifications have proven to be valuable assets for resource managers interested in landscape characteristics and the changes that occur over time. This study made a compa...
OBJECT-BASED CLASSIFICATION OF SPOT AND ASTER DATA COMPLEMENTED WITH DATA DERIVED FROM MODIS VEGETATION INDICES TIME SERIES IN A MEDITERRANEAN TEST-SITE
Object-based image analysis Land Cover Vegetation Multi-resolution SPOT ASTER MODIS
2014/6/12
A multi-scale object-based classification was carried out using data from three differentsensors to map classes of interest inthe framework of the EPISTIS project. This project aims to highlightthe sp...
AUTOMATED CHANGE DETECTION FOR THEMATIC DATA USING OBJECT-BASED ANALYSIS OF REMOTE SENSING IMAGERY
Software Change Detection Automation Segmentation Method
2014/6/12
Change detection is a major application domain for image analysistechniques in remote sensing.Besides the analysis of multitemporal imagery there is also the need to update or revise previously create...
OBJECT-BASED CLASSIFICATION USING ULTRACAM-D IMAGES FOR TREE SPECIES DISCRIMINATION (CASE STUDY: HYRCANIAN FOREST-IRAN)
Object-based classification Image segmentation Ground truth UltraCamD High spatial resolution
2014/6/12
This research has been conducted to evaluate the proposed object-based method with high spatial resolution airborne remote sensing data in tree species identification and mapping. It has been done in ...
Object-based approach for mapping complex forest structure phases using LiDAR data
Stand structure phases classification LiDAR data object-based image analysis conifers
2014/6/12
Managed forests are important components of the landscape comprising different stand structuralphases (stand initiation, stem exclusion and understorey re-initiation) and delivering important ecosyste...
DETECTION OF ECOSYSTEM FUNCTIONINGUSING OBJECT-BASED TIME-SERIES ANALYSIS
Mediterranean Vegetation,OBIA Temporal ASTER
2014/6/12
Accurate detection of tree growth and ecosystem functioning in naturally vegetated areas is of interest to many applications, such as ecological and land degradation modelling, wildfire risk monitorin...
MONITORING NATURAL RESOURCES IN CONFLICT USING AN OBJECT-BASED MULTISCALE IMAGE ANALYSIS APPROACH
Resources environment analysis classification multiresolution
2014/6/12
Natural resources are sometimes exploited beyond a sustainable level, spoiling natural habitats, displacing local communities, affecting people’s livelihoods and even fuelling armed conflicts. The lac...
SEGMENT OPTIMISATION FOR OBJECT-BASED LANDSLIDE DETECTION
Disaster Management OOA Objective Function Cartosat-1 Resourcesat-1 Moran’s I
2014/6/12
Advances in remote sensing technology and image analysis systems have led to an increase in automatic feature extraction technique for several novel applications. Object-oriented analysis (OOA) ofhigh...
OBJECT-BASED VS PIXEL-BASED MAPPING OF FIRE SCARS USING MULTI-SCALE SATELLITE DATA
Burned area multi-scale IKONOS ASTER MODIS CART
2014/6/12
Assessment and mapping of burned areas using satellite data has been implemented so far at local, regional and global scale, by employing various image analysis techniques, according to the spectral a...
FEATURE SELECTION METHODS FOR OBJECT-BASED CLASSIFICATION OF SUB-DECIMETER RESOLUTION DIGITAL AERIAL IMAGERY
object-based image analysis (OBIA) feature selection high resolution aerial photography vegetation classification accuracy
2014/6/12
The availability of numerous spectral, spatial, and contextual features renders the selection of optimal features a time consuming and subjective process in object-based image analysis (OBIA). While ...
OBJECT-BASED CHANGE DETECTION FOR A CULTURAL-HISTORICAL SURVEY OF THE LANDSCAPE – FROM COW TRAILS TO WALKING PATHS
OBIA change detection path network ortho imagery alpine environment IMAGINE Objective
2014/6/12
Historical maps, aerial images and other historic documents are finding their way into the digital world. This offers new possibilities but also requires adapted technologies and interdisciplinary app...
OBJECT-BASED APPROACH TO MAP SEMI–NATURAL AREAS IN MOUNTAIN REGION WITH HIGH SPATIAL RESOLUTION IMAGES
Object-based texture measurements data mining decision tree semi-natural areas
2014/6/12
Semi–natural areas are characterized by cultivated and natural areas with continuous transition zones. Especially in the alpine regions, this type of land-cover is predominant. The paper presents a me...
APPLICATION OF OBJECT BASED APPROACH TO HETEROGENEOUS LAND COVER/USE
object based image analysis segmentation delineation shadows agricultural and subalpine landscapes
2014/6/12
While analyzing satellite or aerial images different inconveniences can have negative effects on final classification accuracy. The objective of this paper is to expose the problems that were faced wh...
AUTOMATIC GEOGRAPHIC OBJECT BASED MAPPING OF STREAMBED AND RIPARIAN ZONE EXTENT FROM LIDAR DATA IN A TEMPERATE RURAL URBAN ENVIRONMENT, AUSTRALIA
Geographic object based image analy sis LiDAR Streambed Riparian zone Australia pixel-based object resizing
2014/6/12
This research presents a time-effective approach for mapping streambed and riparian zone extent from high spatial resolution LiDAR derived products, i.e. digital terrain model, ...
AN OBJECT-BASED APPROACH TO QUANTITY AND QUALITY ASSESSMENT OF HEATHLAND HABITATS IN THE FRAMEWORK OF NATURA 2000 USING HYPERSPECTRAL AIRBORNE AHS IMAGES
Vegetation Hyper spectral Application Classification Ecosystem Landscape Object Contextual
2014/6/12
Straightforward mapping of detailed heathland habitat patches and their quality using remote sensing is hampered by (1) the intrinsic property of a high heterogeneity in habitat species composition (i...