搜索结果: 136-150 共查到“摄影测量与遥感技术 model”相关记录346条 . 查询时间(0.294 秒)
AN OBJECT-BASED LAND-USE CELLULAR AUTOMATA MODEL TO OVERCOME CELL SIZE AND NEIGHBORHOOD SENSITIVITY
Scale dependency raster-based cellular automata model
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2015/11/16
Cellular automata (CA) are individual-based spatial models increasingly used to simulate the dynamics of natural and human
systems and forecast their evolution. Despite their simplicity, they can ex...
HIERARCHICAL WATERSHED SEGMENTATION OF CANOPY HEIGHT MODEL FOR MULTI-SCALE FOREST INVENTORY
LiDAR CHM Watershed segmentation Scale Crown delineation Forest inventory
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2015/11/10
Canopy Height Model (CHM) is a standard LiDAR-derived product for deriving relevant forest inventory information, among which individual tree identification is a crucial task. The watershed algorithm ...
A MIXED-EFFECTS MODEL TO ESTIMATE STAND VOLUME BY MEANS OF SMALL FOOTPRINT AIRBORNE LIDAR DATA FOR AN AMERICAN AND A GERMAN STUDY SITE
Mixed-effects models random effects lidar forest inventory stand volume
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2015/11/10
Similar datasets (inventory plots, stand maps and lidar data) were available for study sites in the USA and Germany. These datasets are grouped or hierarchical in that several sample plots are located...
INCREASING ACCURACY IN ANALYSIS NDVI-PRECIPITATION RELATIONSHIP THROUGH SCALING DOWN FROM REGIONAL TO LOCAL MODEL
NDVI-Rainfall Relationship GWR Modelling Uncertainty reducing Kazakhstan
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2015/9/28
Spatial relationship between vegetation and rainfall in Central Kazakhstan has been modelled using Normalized Difference Vegetation Index (NDVI) and rainfall data from weather stations. The modelling ...
A GRAPH BASED MODEL FOR THE DETECTION OF TIDAL CHANNELS USING MARKED POINT PROCESSES
Marked point processes RJMCMC graph model digital terrain models coast
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2015/9/21
In this paper we propose a new method for the automatic extraction of tidal channels in digital terrain models (DTM) using a sampling approach based on marked point processes. In our model, the tidal ...
COASTAL DIGITAL SURFACE MODEL ON LOW CONTRAST IMAGES
UAV low contrast DSM coastal survey MicMac
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2015/9/21
Coastal sandy environments are extremely dynamic and require regular monitoring that can easily be achieved by using an unmanned aerial system (UAS) including a drone and a photo camera. The acquired ...
AD HOC MODEL GENERATION USING MULTISCALE LIDAR DATA FROM A GEOSPATIAL DATABASE
LIDAR Database Model Mapping Visualization Urban
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2015/9/21
Due to the spread of economically priced laser scanning technology nowadays, especially in the field of topographic surveying and mapping, ever-growing amounts of data need to be handled. Depending on...
A GENERIC PUSHBROOM SENSOR MODEL FOR HIGH-RESOLUTION SATELLITE IMAGERY APPLIED TO SPOT 5,QUICKBIRD AND ALOS DATA SETS
Pushbroom sensor SPOT 5 QuickBird ALOS PRISM
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2015/9/17
A new generic pushbroom sensor model for high-resolution satellite images is presented. The sensor orbit and attitudes are modelled by splines. In order to determine the parameters of the orbit and at...
FIRST RESULTS OF THE PARAMETRICAL MODEL FOR SATELLITE SENSORS
IKONOS Parametric Model Orthorectification
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2015/9/17
In last years digital Photogrammetry and Remote Sensing technology have been quickly developed for mapping and other applications. From 1999 up to now the new era with high resolution satellite imager...
SISAR:A RIGOROUS ORIENTATION MODEL FOR SYNCHRONOUS AND ASYNCHRONOUS PUSHBROOM SENSORS IMAGERY
Pushbroom sensors imagery orientation rigorous models software
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2015/9/17
The correct georeferencing of remote sensing imagery is a fundamental task in the photogrammetric processing for orthoimages,DEM/DSM generation and 3D features extraction. In this paper we focus on th...
A study on fire spreading model for the safety distance between the neighborhood occupancies and historical buildings in Taiwan
Fire Dynamics Simulator (FDS) fire load, fire spread model historical buildings safety distance
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2015/9/11
Cultural heritages and historical buildings are vulnerable against severe threats from fire. Since the 1970s, ten fire-spread events
involving historic buildings have occurred in Taiwan, affecting a ...
NEW MODEL OF A SOLAR WIND AIRPLANE FOR GEOMATIC OPERATIONS
Geomatic Telecommunication Autopilot Electrical power Renewable energy
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2015/9/10
The ability for an aircraft to fly during a much extended period of time has become a key issue and a target of research, both in the domain of civilian aviation and unmanned aerial vehicles. This pap...
MODEL-BASED BUILDING DETECTION FROM LOW-COST OPTICAL SENSORS ONBOARD UNMANNED AERIAL VEHICLES
Extraction reconstruction unsupervised segmentation bundle adjustment dense matching fusion DSM DTM
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2015/9/10
The automated and cost-effective building detection in ultra high spatial resolution is of major importance for various engineering and smart city applications. To this end, in this paper, a model-bas...
A FEASIBILITY STUDY ON USING ViSP’S 3D MODEL-BASED TRACKER FOR UAV POSE ESTIMATION IN OUTDOOR ENVIRONMENTS
UAV Close Range Photogrammetry Mapping Tracking Robotics Navigation Object Recognition Augmented Reality ViSP
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2015/9/10
This paper presents a novel application of the Visual Servoing Platform’s (ViSP) for small UAV pose estimation in outdoor environments. Given an initial approximation for the camera position and orien...
DIGITAL ELEVATION MODEL FROM NON-METRIC CAMERA IN UAS COMPARED WITH LIDAR TECHNOLOGY
Surveying UAS LIDAR DEM/DTM Accuracy
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2015/9/10
Digital Elevation Model (DEM) data as a representation of surface topography is highly demanded for use in spatial analysis and modelling. Aimed to that issue many methods of acquisition data and proc...