搜索结果: 1-15 共查到“测绘科学技术 Object-oriented”相关记录64条 . 查询时间(0.218 秒)
AUTOMATIC EXTRACTION OF URBAN BUILT-UP AREA BASED ON OBJECT-ORIENTED METHOD AND REMOTE SENSING DATA
Urban built-up area Construction land Object-oriented method Remote sensing Automatic extraction
2018/5/14
Built-up area marks the use of city construction land in the different periods of the development, the accurate extraction is the key to the studies of the changes of urban expansion. This paper studi...
EXTRACTION AND ANALYSIS OF MAJOR AUTUMN CROPS IN JINGXIAN COUNTY BASED ON MULTI - TEMPORAL GF - 1 REMOTE SENSING IMAGE AND OBJECT-ORIENTED
Remote Sensing Autumn Crops Object-oriented Information Extraction Phenological Characteristics
2018/5/15
The purpose of this paper is to provide decision support for the adjustment and optimization of crop planting structure in Jingxian County. The object-oriented information extraction method is used to...
COMPARISON OF PIXEL-BASED AND OBJECT-ORIENTED LAND COVER CHANGE DETECTION METHODS
Land Cover Change Detection Pixel-based Segmentation scale Object-oriented 30m resolution
2016/11/23
Change detection method is an efficient way in the aim of land cover product updating on the basis of the existing products, and at the same time saving lots of cost and time. Considering the object-o...
OBJECT-ORIENTED CHANGE DETECTION FOR REMOTE SENSING IMAGES BASED ON MULTI-SCALE FUSION
multi-scale segmentation object features fuzzy fusion decision level fusion
2016/11/23
In the process of object-oriented change detection, the determination of the optimal segmentation scale is directly related to the subsequent change information extraction and analysis. Aiming at this...
OBJECT-ORIENTED CHANGE DETECTION BASED ON MULTI-SCALE APPROACH
Optimal scale multi-scale CART tree object-oriented techniques
2016/11/23
The change detection of remote sensing images means analysing the change information quantitatively and recognizing the change types of the surface coverage data in different time phases. With the app...
Object-oriented modelling for the extraction of geometry, texture and reflectance from digital images
Semi-Automatic Extraction System CORBA JavaBeans GIS CSG
2016/5/20
A semi-automatic system for extracting topographic features is being migrated to an object-oriented design for better maintainability. For that purpose an object-oriented model of the extracted object...
Object-Oriented Analysis of Very High Resolution Orthophotos for Estimating the Population of Slum Areas, A Case of Dar-Es-Salaam, Tanzania
Object-Oriented Very High Resolution Orthophotos Slum eCognition Segmentation
2016/1/25
Obtaining up-to-date spatial information about slum settlements is of great importance for decision making related to slum and
housing policy. The availability of Very High Resolution (VHR) satellit...
AN OBJECT-ORIENTED APPROACH TO URBAN LAND COVER CHANGE DETECTION
Remote Sensing Urban Change Detection Segmentation Hierarchical Multitemporal
2016/1/3
Over the past decades, most of the remote sensing studies dealt with natural environment. The advance of remote sensing satellites and the innovative methods of proceeding high resolution images have ...
URBAN SOCIAL VULNERABILITY ASSESSMENT USING OBJECT-ORIENTED ANALYSIS OF REMOTE SENSING AND GIS DATA.A CASE STUDY FOR TEGUCIGALPA,HONDURAS
Social vulnerability assessment Remote sensing Object-oriented analysis Proxy variables Tegucigalpa
2016/1/3
This paper deals with the assessment of social vulnerability (SV) as a critical component of comprehensive disaster risk assessment. Indicators for SV relate to aspects on different scales. Individual...
EXPERT SYSTEM BASED ON OBJECT-ORIENTED APPROACH FOR LAND COVER MAPPING
Expert classification Object-oriented classifier land cover decision tree segmentation
2015/12/31
The hybrid classifier is presented in combination of expert system and object oriented approach, for which increased information is added for classification and improve the accuracy. Instead of the or...
MERGING RANDOM FOREST CLASSIFICATION WITH AN OBJECT-ORIENTED APPROACH FOR ANALYSIS OF AGRICULTURAL LANDS
land use agriculture Landsat imagery segmentation Random Forest
2015/12/31
Machine learning algorithms recently have made major advances, with decision tree classifiers gaining wide acceptance. Boosting and bagging of decision trees have added to the predictive capabilities ...
OBJECT ORIENTED CLASSIFICATION:CASE STUDIES USING DIFFERENT IMAGE TYPES WITH DIFFERENT SPATIAL RESOLUTIONS
Object Oriented Classification Multi-spectral imagery Resolution 3D
2015/12/31
Sub-pixel based digital image classification outputs from coarse spatial resolution remote sensing images can be closer to ground information as compared to hard classification outputs. This hasbeen p...
APPLICATION OF HIGH RESOLUTION SATELLITE IMAGERY FOR WETLANDS COVER CLASSIFICATION USING OBJECT-ORIENTED METHOD
Classification Quickbird Land Cover Texture Feature Ecosystem Object
2015/12/31
Wetlands are considered an integral part of the global ecosystem, the development of the remote sensing technology makes us obtain very abundant information of wetlands, especially with the appearance...
WATER BODY INFORMATION EXTRACTION FROM HIGH RESOLUTION AIRBORNE SAR IMAGE WITH TECHNIQUE OF IMAGING IN DIFFERENT DIRECTIONS AND OBJECT-ORIENTED
Information Extraction Object-Oriented Dfferent Drections Seckle noise Sadow Wter body
2015/12/30
Water resources play an important role in region planning, natural disaster, industrial and agricultural production and so on. Airborne SAR images provide advanced means to get water bodies informatio...
EXTRACTION OF URBAN GREEN AREA BASED ON OBJECT-ORIENTED
Object-Oriented Image Segmentation Gray Level Co-occurrence Matrix Wavelet Feature Extraction
2015/12/28
At present , with the rapid development of remote sensing technology especially the improvement of remote sensing image processing , many cities of in china and overseas have applied remote sensing to...