搜索结果: 1-15 共查到“测绘科学技术 spatio-temporal data”相关记录19条 . 查询时间(0.162 秒)
STANDARDS-BASED SERVICES FOR BIG SPATIO-TEMPORAL DATA
Big Data datacubes coverages WCS WCPS standards OGC rasdaman
2016/11/8
With the unprecedented availability of continuously updated measured and generated data there is an immense potential for getting new and timely insights – yet, the value is not fully leveraged as of ...
Mining Association Rules in Geographical Spatio-temporal Data
Vegetation Climate Multi-level Fuzzy Association Rules Spatio-temporal Data Mining
2015/12/2
For the sake of environmental change monitoring, a huge amount of geospatial and temporal data have been acquired through various networks of monitoring stations. For instance, daily precipitation and...
A Unified Version-Based Spatio-temporal Data Model
Spatio-temporal Data Model Temporal GIS Version Time-varying Spatio-temporal Modelling Database Design
2015/12/1
Temporal Geographic Information System (TGIS), which aims to collect, manage and analyze dynamic geographic phenomena, is a hot scientific research field. The all-important task of developing a TGIS i...
Extending Object-Relational Database to Support Spatio-temporal Data
GIS Temporal Spatio-temporal data modeling Spatio-temporal database Object-relational database
2015/12/1
Object-Relational Database (ORDB) techniques are developed rapidly in recent years and widely used for spatial data storage and manipulation. The ORDB has strong basis both on theories and application...
JUDGING AND VISUALISING THE QUALITY OF SPATIO-TEMPORAL DATA ON THE KAKAMEGA-NANDI FOREST AREA IN WEST KENYA
geodata diversity quality parameters quality assessment quality visualisation western Kenya
2015/9/28
This paper discusses the judgement of data quality for a collection of 132 geodatasets and evaluates different methods of visualising the results for presentation alongside the datasets themselves in ...
HOMOGENEOUS GEOVISUALIZATION OF COASTAL AREAS FROM HETEROGENEOUS SPATIO-TEMPORAL DATA
Geovisualization Style Realism DTM Lidar Coastline Tides
2015/9/21
On coastal areas, recent increase in production of open-access high-quality data over large areas reflects high interests in modeling and geovisualization, especially for applications of sea level ris...
Applications of spatio-temporal data mining and knowledge discovery (stdmkd) for forest fire prevention
Data Mining and Knowledge discovery Spatio-Temporal Data Mining Forest Fire Prevention
2015/8/21
Forests play an important role for sustaining the natural environment of human living. Forest fires not only destroy natural
environment and ecological equivalence, but also threaten security of life...
The study of spatio-temporal data model in land use dynamic monitoring
Spatio-temporal Land use Dynamic monitoring
2015/8/21
Spatio-temporal database is a application base of Temporal GIS, meanwhile, its basic theory is spatio-temporal data model.
Traditional GIS, often was be called Static GIS, generally not keep the hist...
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 ...
ORGANIZING SPATIO-TEMPORAL DATA WITH MUTI-BASE-STATES AND MULTICLASSES DELTA FILES
GIS multi-classes delta-files multi-base states
2015/8/10
“Base state with amendments” preserve data state of sometime and increment relative to base state. It reduces redundant data, but efficiency to recover historical data has changed lower. In order to i...
NEW VIEWS ON MULTIVARIABLE SPATIO-TEMPORAL DATA:THE SPACE TIME CUBE EXPANDED
Multivariable Spatio-temporal Data Visualization Methods PCP-Time-Cube Multivariable-Time-Cube
2015/8/10
Multivariable spatio-temporal data is used to describe the change of characteristics of objects with time and location, and the change in location of objects is also considered. To analysis of this ki...
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...
Object - Relational Features for Modeling and Analysis of Spatio - Temporal Data
GIS Analysis
2015/7/6
Object - Relational Features for Modeling and Analysis of Spatio - Temporal Data.