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Accuracy of Digital Elevation Model according to spatial resolution
Accuracy Digital Elevation Model according spatial resolution
2016/5/23
Digital Elevation Model (DEM) is indispensable for many analyses such as topographic feature extraction, runoff analysis, slope stability analysis and so on. Beforehand such analyses, accuracy of DEM ...
PSE FOR REGIONAL ECONOMY SPATIAL ANALYSIS BASED ON SPATIAL STATISTICAL MODEL
PSE Spatial Statistics Grey Clustering Regional Economy Spatial Analysis Visualization Model Verification
2016/3/17
Analyzing the law of economic development and estimating the regional economy development’s level to discover the relation between the economy development and area diversity, which can providethe refe...
A STUDY OF FEATURE POINTS EXTRACTION BASED ON POINT CLOUD DATA SETS AND MODEL SIMPLIFICATION IN GOAF
Feature Points Extraction 3D laser scanner Point Cloud Data Sets Model Simplification Goaf
2016/3/17
The shape measurement of goaf is an important job in mine project. With the rapid development of the measuring equipment, 3D laser scanner, which makes the efficiency of traditional work being improve...
Research on High-Cut Slope Information Model of the Three Gorges Area
Hazards Monitoring Modeling Geo-Spatial Information Model
2015/12/18
Taking advantages of geo-spatial technology integrated with monitoring methods, and aiming at high-cut slope monitoring and management, this paper proposed a new concept of high-cut slope geo-spatial ...
Method of WCS Client Based on Pyramid Model
WCS Pyramid Model Client Spatial Image Local Cache
2015/12/17
As a non-profit, international, voluntary consensus standards organization, OGC and ISO/TC211 have been dedicating to develop standards for geospatial and location based services. WMS and WCS are two ...
Generalization of Fundamental City Spatial Model for the Data Generation Satisfied with User's Requirements
Generalization City Spatial Model Fundamental Model Tailored Model User’s Requirements
2015/12/3
As the Geospatial Technology (GT) grows, the generation and utilization of 3D city spatial model are actively studied. In some applications, the fundamental model is too detail comparing with the leve...
A 3D GIS's Spatial Data Model Based on Cell Complex
3D GIS non manifold cell complex spatial data model spatial data structure
2015/12/3
Based on cell complex theory, after analyzing the corresponding relationship among cell, cell complex and 3D spatial solid, a formal definition for 3D spatial solid is presented. Through analyzing the...
STUDY ON SPATIO-TEMPORAL DATA MODEL AND VISUALIZATION TECHNIQUE
Spatio-temporal data model Temporal database Spatio-temporal database Visualization
2015/8/10
3D data model is the better model at present, but it can’t describe the temporal and changes, can not describe the dynamic characteristic. So, we need introduce time to the model, integrate time with ...
RESEARCH ON UNIFIED SPATIOTEMPORAL DATA MODEL
Spatiotemporal Data model Spatiotemporal Changes Object-Relational Database
2015/8/10
Spatiotemporal data model, which is the basis of spatiotemporal data management, deals with the representation and manipulation of spatiotemporal data. So far many spatiotemporal data models have been...
MODELING SPATIAL-TEMPORAL DATA IN VERSION-DIFFERENCE MODEL
spatial-temporal version-difference state/event dynamic correlation
2015/8/10
In this paper, a version-difference spatial-temporal data model is proposed. The main research interest centers on spatial-temporal data storage and manipulation. This model uses the terms version and...
FEATURE-BASED SPATIO-TEMPORAL DATA MODEL AND ITS APPLICATION IN LANDUSE MONITORING
Spatio-temporal data model feature state of the changing feature-based spatio-temporal data model (SCFSTDM) temporal landuse information system
2015/8/10
Traditional data model takes the geometric object as the modeling target and results directly in decomposing geographic phenomena into a series of objects. Furthermore, the temporal data and spatial d...
CONCEPTUAL DESIGN OF AN ACTIVITY-BASED SPATIO-TEMPORAL DATA MODEL FOR EPIDEMICS TRANSMISSION ANALYSIS
Epidemics Transmission Activity-Based Modelling Spatio-Temporal Data Model
2015/8/10
Recently GIS have been used in the surveillance and monitoring of diseases and control of epidemics. Most of those mapping systems use aggregated datasets. This aggregated datasets are not sufficient ...
AN OBJECT-ORIENTED SPATIO-TEMPORAL DATA MODEL
Spatio-Temporal Data Model Oriented Object Space-Time Composite Spatio-Temporal Element Topological Analysis TGIS
2015/8/10
The paper proposes an object-oriented spatio-temporal data model based on space-time composite by taking advantage of high topological representation ability of the space-time composite data model and...
LEVERAGING SPATIAL MODEL TO IMPROVE INDOOR TRACKING
Spatial Model Indoor Tracking Semantics Topology
2015/5/21
In this paper, we leverage spatial model to process indoor localization results and then improve the track consisting of measured locations. We elaborate different parts of spatial model such as geome...
METASPACE: FROM A MODEL OF SPATIAL CONTIGUITY TO THE CONCEPTUALIZATION OF SPACE IN GEO-ANALYSES
METASPACE SPATIAL CONTIGUITY CONCEPTUALIZATION SPACE IN GEO-ANALYSES
2015/3/17
METASPACE: FROM A MODEL OF SPATIAL CONTIGUITY TO THE CONCEPTUALIZATION OF SPACE IN GEO-ANALYSES.