搜索结果: 1-15 共查到“摄影测量与遥感技术 object-based”相关记录80条 . 查询时间(0.109 秒)
OBJECT-BASED FOREST COVER MONITORING USING GAOFEN-2 HIGH RESOLUTION SATELLITE IMAGES
Forest Cover Monitoring Segmentation Classification Gaofen-2 High Resolution Satellite Images
2016/12/1
Forest cover monitoring is an important part of forest management in local or regional area. The structure and tones of forest can be identified in high spatial remote sensing images. When forests cov...
AN OBJECT-BASED WORKFLOW DEVELOPED TO EXTRACT AQUACULTURE PONDS FROM AIRBORNE LIDAR DATA:A TEST CASE IN CENTRAL VISAYAS,PHILIPPINES
Object-Based Image Analysis (OBIA) multiresolution segmentation coastal land use fishpond
2016/12/1
Traditional remote sensing approach for mapping aquaculture ponds typically involves the use of aerial photography and high resolution images. The current study demonstrates the use of object-based im...
Object-based image analysis for the assessment of mineral extraction in conflict regions–a case study in the Democratic Republic of the Congo
land cover change natural resources mining object-based image analysis remote sensing
2016/11/24
In this study object-based image analysis (OBIA) techniques were applied to assess land cover changes related to mineral extraction in a conflict-affected area of the eastern Democratic Republic of th...
PRELIMINARY RESULTS OF EARTHQUAKE-INDUCED BUILDING DAMAGE DETECTION WITH OBJECT-BASED IMAGE CLASSIFICATION
Ercis-Van Earthquake Object-Based Image Classification Building Damage Detection
2016/11/23
Earthquakes are the most destructive natural disasters, which result in massive loss of life, infrastructure damages and financial losses. Earthquake-induced building damage detection is a very import...
TOPIC MODELLING FOR OBJECT-BASED CLASSIFICATION OF VHR SATELLITE IMAGES BASED ON MULTISCALE SEGMENTATIONS
Topic modelling Image classification Object-based Multiscale segmentation
2016/11/23
Multiscale segmentation is a key prerequisite step for object-based classification methods. However, it is often not possible to determine a sole optimal scale for the image to be classified because i...
OBJECT-BASED GREENHOUSE CLASSIFICATION FROM HIGH RESOLUTION SATELLITE IMAGERY:A CASE STUDY ANTALYA-TURKEY
Greenhouse Object-Based Classification High Resolution Imagery Worldview-2
2016/11/23
Pixel-based classification method is widely used with the purpose of detecting land use and land cover with remote sensing technology. Recently, object-based classification methods have begun to be us...
OBJECT BASED IMAGE ANALYSIS COMBINING HIGH SPATIAL RESOLUTION IMAGERY AND LASER POINT CLOUDS FOR URBAN LAND COVER
Object Based Image Analysis (OBIA) Image Segmentation Classification Accuracy Assessment nDSM Parcel Map TrueOrtho Photo Lidar Point Clouds
2016/7/28
With the rapid developments of the sensor technology, high spatial resolution imagery and airborne Lidar point clouds can be captured nowadays, which make classification, extraction, evaluation and an...
AN INTEGRATIVE OBJECT-BASED IMAGE ANALYSIS WORKFLOW FOR UAV IMAGES
UAV Images Image Stitching Binary Partition Tree OBIA Hierarchical Segmentation
2016/7/5
In this work, we propose an integrative framework to process UAV images. The overall process can be viewed as a pipeline consisting of the geometric and radiometric corrections, subsequent panoramic m...
OBJECT-BASED ANALYSIS OF LIDAR GEOMETRIC FEATURES FOR VEGETATION DETECTION IN SHADED AREAS
LIDAR Object-based Analysis
2016/7/4
The extraction of land cover information from remote sensing data is a complex process. Spectral information has been widely utilized in classifying remote sensing images. However, shadows limit the u...
Object-Based Verification and Update of a Large-scale Topographic Database
Change detection updating databases aerial reference data
2016/1/25
It is well known that there is a growing need for consistent and up-to-date GIS-data at various scales. This paper describes a system
for semiautomatic quality assessment and update of an existing l...
MAPPING AND UPDATING MAPS IN DENSE URBAN REGIONS USING HIGH RESOLUTION DIGITAL AIRBORNE IMAGERY,SURFACE MODELS AND OBJECT-BASED CLASSIFICATION
Classification HRSC-AX Ultracam Feature detection Multi-spectral remote sensing Airborne remote sensing
2015/12/31
Over the last couple of years more and more analogue airborne cameras were replaced by digital cameras. Digitally recorded image data show significant advantages to film based data. Digital aerial pho...
A NEW FRAMEWORK FOR OBJECT-BASED IMAGE ANALYSIS BASED ON SEGMENTATION SCALE SPACE AND RANDOM FOREST CLASSIFIER
Segmentation Scale parameter Object-based Image Analysis Land Cover Classification
2016/1/15
In this paper a new object-based framework is developed for automate scale selection in image segmentation. The quality of image objects have an important impact on further analyses. Due to the strong...
A NEW OBJECT-BASED FRAMEWORK TO DETECT SHODOWS IN HIGH-RESOLUTION SATELLITE IMAGERY OVER URBAN AREAS
Shadow Detection Spectral Index High resolution satellite imagery Segmentation Object-based Majority Voting
2016/1/18
In this paper a new object-based framework to detect shadow areas in high resolution satellite images is proposed. To produce shadow map in pixel level state of the art supervised machine learning alg...
AN OBJECT-BASED LAND-USE CELLULAR AUTOMATA MODEL TO OVERCOME CELL SIZE AND NEIGHBORHOOD SENSITIVITY
Scale dependency raster-based cellular automata model
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...
GEO-OBJECT BASED VHR IMAGE CLASSIFICATION SUPPORTED BY GIS LAYERS AND EXPERT KNOWLEDGE
object classification digital analysis land cover VHR satellite images
2015/11/16
The growing needs in obtaining diverse categories of information about Earth surface, including land cover, require the effective
and efficient methods of digital analysis to be work out. In contras...