搜索结果: 76-90 共查到“测绘科学技术 Quality”相关记录244条 . 查询时间(0.201 秒)
On The Quality Checking of the Airborne Laser Scanning Based Nation Wide Elevation Model in Finland
Airborne laser scanning Optimization Aerial survey Accuracy Quality control
2015/11/20
Nationwide airborne laser scanning (ALS) has been carried out in European countries such as the Netherlands and Switzerland; in Germany large parts of the country has been scanned and the work is goin...
Error Budget of LIDAR Systems and Quality Control of the Derived Point Cloud
LiDAR sensor model error analysis accuracy quality inspection
2015/11/20
The improving capability of the direct geo-referencing technology is having a positive impact on the widespread adoption of LiDAR systems for the acquisition of dense and accurate surface models over ...
QUALITY ANALYSIS OF 3D ROAD RECONSTRUCTION
Quality analysis 3D road reconstruction topographic features data fusion laser scanner data
2015/11/10
Quality of 3D reconstructed roads strongly depends on input data and following processing steps. Quality analysis is essential for building up a reliable reconstruction process and for a proper use of...
Geoinformation postgraduate education at Universiti Teknologi Malaysia – towards a centre of high quality postgraduate education and research
Postgraduate education Geoinformation UTM Malaysia
2015/11/3
Studying at Universiti Teknologi Malaysia (UTM) will ensure academic and technological excellence. The Faculty of Geoinformation and Real Estate (FGHT), established in 1972, focus on education and res...
Quality Detection and Control for Paper Chart Production & Updating Based on Standard Quality Database
Paper Chart Quality Detection Standard Quality Database Production and Updating
2015/10/12
The production and updating of paper chart is always the theme to the guarantee and improvement of hydrographic chart, in which
the quality detection and control is the key to consider. At present, ...
Semi-automatic Verification of Geodata for quality Management and updating of GIS
Automation Change Detection GIS Quality Updating
2015/10/9
The usefulness and acceptance of geoinformation systems mainly depend on the quality of the underlying geodata. The aim of this
paper is to introduce a system for the verification of geodata. The ve...
THE IMPACT OF SPATIAL DATA QUALITY ON COMPANY’S DECISION MAKING
Spatial data spatial information business information analysis decision-making benefit
2015/9/28
The impact of spatial data quality on decision-making depends on the role of the geographic information system (GIS) in the company. The requirements for data quality are different depending on whethe...
QUALITY CONTROL IN LARGE SPATIAL DATABASES MAINTAINANCE
Quality Spatial Data Data acceptance Criteria Automated Quality Control
2015/9/28
The heart of any spatial systems is its strong reliable database. The spatial database is a complex in nature which requires special technical skills to maintain it. The discrepancies in database can ...
DATA QUALITY IN 3D: GAUGING QUALITY MEASURES FROM USERS’ REQUIREMENTS
user needs data quality quality measures 3D data mapping
2015/9/28
Producing data of known quality is an essential operation of mapping agencies such as Ordnance Survey. For these data to be of value to our customers, we need to understand what quality measures will ...
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 ...
WHAT COMMUNICATES QUALITY TO THE SPATIAL DATA CONSUMER?
spatial data quality consumers communication
2015/9/28
For almost 20 years now, spatial data providers have been creating and publishing metadata records for their products. One intention of the metadata, which includes detailed data quality information, ...
FORMAL LANGUAGES FOR EXPRESSING DATA CONSISTENCY RULES AND IMPLICATIONS FOR REPORTING OF QUALITY METADATA
Re-use rules metrics mining languages metadata
2015/9/28
Over the past thirty years, in excess of 36 billion dollars has been invested in the collection of spatial information across the public sector in Europe (PIRA, 2000). There is a clear imperative now ...
THE NATURE OF PRISMS: EXPLORING DATA QUALITY AND VAGUENESS IN DYNAMIC SPATIO-TEMPORAL CONSTRUCTS
Space-time data models lifelines vagueness uncertainty space-time prism rod-field model
2015/9/28
Hagerstrand's minimalist representation of individual lives and opportunities as lifelines and prisms predates the technologies available to current GIScience but resonates with many emerging spatio-t...
SPATIAL ANALYSIS AND QUALITY MANAGEMENT OF RAINFALL DATA AT THE ZAMBIA METEOROLOGICAL DEPARTMENT
Rainfall Analysis Quality management Meteorological Zambia
2015/9/28
Rainfall data is one of the meteorological parameters that have a greater bearing on the livelihood of individuals not only in Zambia but also the world over. It is therefore very important that quali...
AN ONTOLOGY-DRIVEN APPROACH FOR SPATIAL DATA QUALITY EVALUATION
geographic information ontologies quality evaluation workflow management
2015/9/28
The process of spatial data quality evaluation is a set of interrelated activities aiming to produce a data quality result, and moreover,to fulfil the quality requirements set forth by the customers. ...