搜索结果: 1-15 共查到“测绘科学技术 Query”相关记录15条 . 查询时间(0.201 秒)
IMPROVING PATH QUERY PERFORMANCE IN PGROUTING USING A MAP GENERALIZATION APPROACH
pgRouting Road Networks Skeletal Model Skeleton Shortest Path Map Generalization Zones Path Computation
2018/11/8
pgRouting library provides functions to compute shortest path between any two points of a road network which is of great demand and also a topic of interest in the field of GIS, graph theory and trans...
GEOYASGUI: THE GEOSPARQL QUERY EDITOR AND RESULT SET VISUALIZER
GeoSPARQL IDE Linked Open Data Open Government Semantic Web
2017/8/10
The Netherlands' Cadastre, Land Registry and Mapping Agency – in short Kadaster – collects and registers administrative and spatial data on property and the rights involved. This includes for ships, a...
Generic text-based compression models are simple and fast but there are two issues that needs to be addressed. They cannot leverage the structure that exists in data to achieve better compression and ...
Photo Based Interaction and Query for End-User Applications
Photography Multimedia Interface GIS Photogrammetry Recognition
2015/12/17
We present GeoPilot, a system that combines photogrammetric techniques with GIS functionality to automate the identification of images. GeoPilot can be used to “tag” photos with keywords and location ...
on a New Model and Algorithm to Estimate Geographical Similarity between Document and Query in GIR System
Spatial Information Science GIS Information Service Information Retrieval
2015/12/2
The usage of single geographical footprint model in existing Geographical Information Retrieval (GIR) system will cause many problems like overestimation or underestimation of the geographical scopes ...
For 3D city management visualization, query and the analysis of 3D data related to cities are very important tasks. In this paper, we
present a tool (3D-City VAQS/ 3D-City Visualization Analyse and ...
RESEARCH ON EXTENSION OF SPARQL ONTOLOGY QUERY LANGUAGE CONSIDERING THE COMPUTATION OF INDOOR SPATIAL RELATIONS
Indoor Space Ontology Semantic Query SPARQL Indoor Spatial Relation
2015/5/21
A method suitable for indoor complex semantic query considering the computation of indoor spatial relations is provided According to the characteristics of indoor space. This paper designs ontology mo...
STOQL: AN ODMG-BASED SPATIO-TEMPORAL OBJECT MODEL AND QUERY LANGUAGE
STOQL SPATIO-TEMPORAL OBJECT MODEL QUERY LANGUAGE
2015/3/16
STOQL: AN ODMG-BASED SPATIO-TEMPORAL OBJECT MODEL AND QUERY LANGUAGE.
QUERY FUNCTIONALITY FOR 3D VISUAL DATABASES.
ON THE USE OF HIERARCHIES AND FEEDBACK FOR INTELLIGENT VIDEO QUERY SYSTEMS
HIERARCHIES FEEDBACK INTELLIGENT VIDEO QUERY SYSTEMS
2015/3/16
ON THE USE OF HIERARCHIES AND FEEDBACK FOR INTELLIGENT VIDEO QUERY SYSTEMS.
FUZZY BASED SPATIAL QUERY AND ANALYSIS IN AN URBAN INFORMATION SYSTEM
FUZZY BASED SPATIAL QUERY ANALYSIS URBAN INFORMATION SYSTEM
2015/3/16
FUZZY BASED SPATIAL QUERY AND ANALYSIS IN AN URBAN INFORMATION SYSTEM.
Developing a registration entry and query system within the scope of harmonizing of the orthophoto metadata with the international standards
Orthophoto Metadata Standard Database
2014/4/22
Increase in the number of satellites and the utilization of digital cameras in the aerial photography has spread the use of satellite image and oriented aerial photograph as real or near-real time res...
CARDINAL DIRECTION RELATIONS QUERY MODELING BASED ON GEO-ONTOLOGY
Direction relations Query Model Digital gazetteer Spatial reasoning
2014/4/25
Direction relations, as an important spatial relationship, is simply expressed as object prosperity in traditional geo-ontology. The lacking of explicit specifications and reasoning rules of direction...
INTEGRATED REPRESENTATION OF (POTENTIALLY UNBOUNDED) 2D AND 3D SPATIAL OBJECTS FOR RIGOROUSLY CORRECT QUERY AND MANIPULATION
INTEGRATED REPRESENTATION 2D AND 3D SPATIAL OBJECTS FOR RIGOROUSLY QUERY AND MANIPULATION
2014/6/11
In the search for a rigorous closed algebra for the query and manipulation of the representationsof spatial objects, most research, apart from a few exceptions, has focused on defining and refining th...
FROM GIS TO BIM AND BACK AGAIN – A SPATIAL QUERY LANGUAGE FOR 3D BUILDING MODELS AND 3D CITY MODELS
3D Spatial Query Language Building Information Model 3D City Model Topology Direction Octree
2014/6/11
The article presents the development of Spatial Query Languagefor 3D building and 3D city models. Inspired by the achievements of the GIS community in developing spatial query functionality for 2D spa...