搜索结果: 1-15 共查到“quality control”相关记录85条 . 查询时间(0.14 秒)
DEVELOPMENT AND APPLICATION OF THE KEY TECHNOLOGIES FOR THE QUALITY CONTROL AND INSPECTION OF NATIONAL GEOGRAPHICAL CONDITIONS SURVEY PRODUCTS
Geographical Condition Survey Quality Control Quality Inspection and Testing Total Quality Control Target Survey Products
2018/5/17
The First National Geographical Condition Survey is a predecessor task to dynamically master basic situations of the nature, ecology and human activities on the earth’s surface and it is the brand-new...
REPROCESSING CLOSE RANGE TERRESTRIAL AND UAV PHOTOGRAMMETRIC PROJECTS WITH THE DBAT TOOLBOX FOR INDEPENDENT VERIFICATION AND QUALITY CONTROL
close range UAV bundle adjustment quality control photogrammetry software DBAT
2018/3/6
Photogrammetry has recently seen a rapid increase in many applications, thanks to developments in computing power and algorithms. Furthermore with the democratisation of UAVs (Unmanned Aerial Vehicles...
The quality control in the Finnish land parcel identification system orthophoto production
quality control Finnish land parcel identification system orthophoto production
2016/5/20
The quality control in the Finnish land parcel identification system orthophoto production.
AUTOMATIC RECONSTRUCED ROOF SHAPES FOR LIDAR STRIP ADJUSTMENT AND QUALITY CONTROL
LIDAR Reconstruction Adjustment Building Point Cloud Quality
2016/2/29
In the recent years, the performance of LiDAR systems was improved by acquisition of the terrain surface with steadily increasing
point densities. However, the main error sources affecting the quali...
Research on China Western Spatial Data Quality Control and Evaluation Technique System
Spatial Data Quality Control Digital Linear Graphic Cloud Model Western Area
2015/12/18
The national western spatial data quality check method based on entity and evaluation method based on the cloud theory and rough set have been put forward according to the National Western Surveying a...
Quality Control in Process of Establishment of NSDI
Spatial Data Infrastructure Spatial Database Interoperability Geo-Information Market
2015/12/11
The establishment of the Croatian National Spatial Data Infrastructure has started at the beginning of the 1990's. The main agitator of the activities was the State Geodetic Administration of the Repu...
Cellular strategies of protein quality control
Cellular strategies protein quality control
2015/12/11
Eukaryotic cells must contend with a continuous stream of misfolded proteins that compromise the cellular protein homeostasis balance and jeopardize cell viability. An elaborate network of molecular c...
Automated Quality Control of Digital Terrain Models
Photogrammetry DEM/DTM Error Quality Correlation
2015/12/3
The paper demonstrates modified cross-correlation methods to detect height errors of DTM points based on stereo-pairs of aerial images. The usual cross-correlation method is extended using dynamic dim...
A Progressive Quality Control to Improve the Accuracy of LIDAR Data Processing
LiDAR Quality control Accuracy analysis Strips Adjustment
2015/11/20
Quick data acquisition using LiDAR, is a way to generate dense accurate DEM. The difference with an image recorded by a standard digital camera is that the LiDAR recorded points do not have a regular ...
Quality Control Method for Filtering in Aerial LIDAR Survey
LIDAR Filtering QC/QA map Shaded Relief Ground Point Data Original Point Data
2015/11/20
The purpose of filtering LIDAR data is to extract the laser points which are truly reflected from the bare ground. However, the results obtained may vary since several engineers are involved in the ma...
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 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 ...
K-type geomagnetic index nowcast with data quality control
geomagnetic activity index real-time computing nowcast system
2015/8/27
A nowcast system for operational estimation of a proxy K-type geomagnetic index is presented. The system is based on a fully automated computer procedure for real-time digital magnetogram data acquisi...
Operating quality control of ground machines by means of the terrestrial laserscanning system
Quality Control Machine Control System Terrestrial Laser Scanner DTM
2015/8/25
In terms of research dealing with acceleration of technological and measuring processes during operating earth moving machines, a technological procedure of operating quality control of machines by me...
A Study on Method for Quality Control of Spatial Data in The Poyangyang Lake Area
Classification Data Floods
2015/8/17
The Poyang Lake is the largest fresh water lake in China, of which the vast area is about 39955 km2
. The Poyang Lake Area, on the
other hand, is the place where floods often occur. In order to redu...