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Vectorization of raster data is very important in GIS. Adjacent vertices of vector graphics usually pass though the same vertical or horizontal straight lines after vectorization. This paper proposes ...
APPLICATION ANALYZE OF GEOMETRIC RECTIFICATION BASED ON VECTOR DATA
Precision Error Geometric Rectification Spatial data Vector data
2015/8/10
Geometric rectification aims at eliminating the difference of geometric shape or position between some data and its reference data. In the practical application, geometric rectification used to proces...
3D LOCAL NON-UNIFORM FIELD MODEL BASED ON 3D VECTOR MODEL FRAME
3D Local non-uniform Field model Vector model Volume function Analytic model Local raster model
2015/8/10
This paper proposes a model, which is called ‘3D (Three Dimension) local non-uniform field model based on 3D vector model frame’, which integrate ‘3D volume function analytical model’ and ‘ 3D local r...
A MODIFIED APPROACH FOR CHANGE DETECTION USING CHANGE VECTOR ANALYSIS IN POSTERIOR PROBABILITY SPACE
Modifi ed Change Vector Analysis Posterior probability Space (MCVAPS) Classifi cation Spatiotemporal change
2015/5/6
The multispectral and multitemporal data coming from satellites allow us to extract valuable spatiotemporal change. Consequently, Earth surface change detection analysis has been used in the past to ...