搜索结果: 1-7 共查到“地理学 Object”相关记录7条 . 查询时间(0.031 秒)
MULTILEVEL OBJECT BASED IMAGE CLASSIFICATION OVER URBAN AREA BASED HIERARCHICAL IMAGE SEGMENTATION AND INVARIANT MOMENTS
hierarchical segmentation shape object-based classification invariant moments
2015/11/16
With the availability of very high resolution multispectral imagery from sensors such as IKONOS and Quickbird, it is possible to
identify small-scale features in urban environment. Because of the mu...
AN INTERACTIVE TOOL FOR 3D OBJECT EXTRACTION USING AIRBORNE LASERSCANNING DATA AND ORTHOIMAGES
Airborne Laserscanning Orthoimages 3D Object Extraction
2015/9/28
Light Detection And Ranging (LiDAR) provides reliable and detailed 3D data of the earth surface. This data combined with digital
Orthoimages can be used to create detailed 3D object models that are ...
FROM PIXELS TO GRIXELS: A UNIFIED FUNCTIONAL MODEL FOR GEOGRAPHIC OBJECT-BASED IMAGE ANALYS
GEOBIA Remote Sensing Image Analysis Knowledge Ontology
2015/11/16
Geographic Object-Based Image Analysis (GEOBIA) aims to better exploit earth remotely sensed imagery by focusing on building
image-objects resembling the real-world objects instead of using raw pixel...
Segmentation: The Achilles’ heel of object–based image analysis?
digital cartography spatial framework segmentation land cover
2015/11/16
Much of the background material on geo-object-based image analysis (GEOBIA) begins with a description of image segmentation
and suggest it as the first stage of the process. Although this approach m...
OBJECT-ORIENTED HIERARCHICAL IMAGE VECTORIZATION
Segmentation scale image vectorization Delaunay triangulation
2015/11/16
We present proximity graphs based approach to hierarchical image segmentation and vectorization. Our method produces an
irregular pyramid that contains a stack of vectorized images of successively r...
Object-based Vegetation Type Mapping from an Orthorectified Multispectral IKONOS Image using Ancillary Information
Vegetation Types Multispectral IKONOS Image Segmentation Quality
2015/11/16
Traditional pixel-based image classification approaches have some limitations with the use of very high spatial resolution imagery.
In recent years, object-based image analysis (OBIA) approaches has...
OBJECT BASED CLASSIFICATION TECHNIQUES IN URBAN CHANGE PLANNING
Change Detection Digital Map Object Based Analysis Segmentation
2015/11/16
Rapid growing of population, a reliable solution is essential to monitor the changes and make the digital map revised.
The need of fast decision making and complete control on problems is one of the...