搜索结果: 1-7 共查到“测绘科学技术 Semantics”相关记录7条 . 查询时间(0.044 秒)
THE IDENTIFICATION OF DATA PRIMITIVES TO SEPARATE THE CONCEPTS AND SEMANTICS OF LAND COVER AND LAND USE:THE EXAMPLE OF ‘FOREST’
land use land cover primitives semantics text mining
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2015/9/28
This paper is concerned with data and classifications that confuse the concepts of land cover and land use. Conceptual confusion is problematic for data integration and modelling. This has resulted in...
TRUSTING CROWDSOURCED GEOSPATIAL SEMANTICS
Crowdsourcing Semantics Ontology Data quality Trust
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2015/9/21
The degree of trust one can place in information is one of the foremost limitations of crowdsourced geospatial information. As with the development of web technologies, the increased prevalence of sem...
INCLUDING USERS’SEMANTICS IN EVALUATING THE CREDIBILITY OF CROWDSOURCED LANDSCAPE DESCRIPTIONS
Landscape Description Crowdsourcing Credibility Users’ Semantics
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2015/9/21
Landscape refers to the visible features of an area of land often considered in terms of their aesthetic appeal. The spatial configurations, composition conditions and perception situations of a lands...
YOU DESCRIBE IT,I WILL NAME IT:AN APPROACH TO ALLEVIATE THE EFFECT OF USERS’SEMANTICS IN ASSIGNING TAGS TO FEATURES IN VGI
Uncertainty VGI Users’ Semantics Tagging Features OpenStreetMap Perception
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2015/9/21
As an important factor of VGI quality, this paper focuses on uncertainty arisen in assigning tags to features by VGI users. The VGI portals ask their users to assign (or tag) one or more data types to...
CARTOGRAPHIC REPRESENTATION OF SPATIAL DATA QUALITY IN VGI FOR USERS WITH DIFFERENT SEMANTICS
Spatial Data Quality Users’ Semantics VGI Positional Accuracy Completeness
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2015/9/21
Volunteered geographic information is constantly being added, edited or removed by users. Most of VGI users are not experts, thus formal representation of spatial data quality parameters through metad...
Spatial Data Modelling, Dual Partitions and The Specification of Semantics
Spatial Data Modelling Semantics Spatial Objects
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2015/7/6
The main objective of GSDI is data sharing and integration. This requires the formulation of standards for data exchange. Most standards
developed to date take mainly care of issues like the technica...
A SEMANTICS FOR VERSION QUERIES IN GIS DATABASES
VERSION QUERIES GIS DATABASES
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2015/3/16
A SEMANTICS FOR VERSION QUERIES IN GIS DATABASES.