搜索结果: 1-15 共查到“工学 Orthophotos”相关记录32条 . 查询时间(0.078 秒)
PHOTOGRAMMETRIC PROCESSING OF PLANETARY LINEAR PUSHBROOM IMAGES BASED ON APPROXIMATE ORTHOPHOTOS
Planetary Photogrammetry Planetary Images Linear Pushbroom Images Approximate Orthophotos Image Matching Digital Terrain Model
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2018/5/14
It is still a great challenging task to efficiently produce planetary mapping products from orbital remote sensing images. There are many disadvantages in photogrammetric processing of planetary stere...
OBJECT DETECTION FROM MMS IMAGERY USING DEEP LEARNING FOR GENERATION OF ROAD ORTHOPHOTOS
Object detection Vehicle and its shadow detection Deep learning Faster R-CNN Road orthophoto Mobile mapping system
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2018/6/4
In recent years, extensive research has been conducted to automatically generate high-accuracy and high-precision road orthophotos using images and laser point cloud data acquired from a mobile mappin...
TRUEDOP – A NEW QUALITY STEP FOR OFFICIAL ORTHOPHOTOS
ATKIS-DOP Aerial Survey TrueDOP NMA Dense Image Matching image-based DSM
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2016/11/8
The National Mapping Agencies (NMA) of the German federal states derive nationwide digital orthophotos with a ground resolution of 10 to 20 cm by aerial surveys at regular cycles of two or three years...
QUALITY ASPECTS OF AERIAL DIGITAL ORTHOPHOTOS, THE PRODUCERS POINT OF VIEW
Orthoimage Quality
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2016/7/8
The paper gives an overview on the problems occurring during commercial digital orthophoto (DOP) production. There is a wide variety in requirements on orthophotos. It is no problem to produce good or...
Digital Orthophotos from IRS - production and utilization
Digital Orthophotos IRS - production utilization
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2016/5/23
The Sweden based GAF subsidiary Observation, Mapping and Monitoring AB (OM&M) has produced ortho-images based on IRS data on a routine basis since May 1997.
Digital orthophotos and map revision in national land survey of Finland
Digital orthophotos map revision national land survey Finland
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2016/5/20
The production system of middle-scaled topographic maps of the National Land Survey of Finland was re-engineered in 1992-1993 when a new Topographic Data System was introduced. After that data compila...
Digital colour orthophotos for boomtown Dubai
Digital colour orthophotos boomtown Dubai
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2016/5/20
Dubai Municipality is actively introducing digital orthophotos for solving actual planning needs. Past experience revealed that already available map products are very soon outdated due to a booming e...
Using B-spline surfaces for chromatic attachment of digital orthophotos
Using B-spline surfaces chromatic attachment digital orthophotos
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2016/5/20
Since the eighties, there has been a significant evolution of photogrammetric systems for the production of digital orthophotos. All the various procedures for the generation of orthophotos (for examp...
The generation of true orthophotos using a 3D building model in conjunction with a conventional DTM
orthophotos 3D building model conjunction conventional DTM
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2016/5/20
For the time being usual orthophotos do not place general 3D objects (buildings, bridges, etc) on their geometrically correct positions because conventional algorithms are based on 2.5D digital terrai...
Object-Oriented Analysis of Very High Resolution Orthophotos for Estimating the Population of Slum Areas, A Case of Dar-Es-Salaam, Tanzania
Object-Oriented Very High Resolution Orthophotos Slum eCognition Segmentation
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2016/1/25
Obtaining up-to-date spatial information about slum settlements is of great importance for decision making related to slum and
housing policy. The availability of Very High Resolution (VHR) satellit...
An Investigation of Digital Orthophotos for Large Scale Mapping and Cadastre Renovation
Orthophoto Map Accuracy Cadastre Fast Cadastre Mobil Cadastre
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2015/12/18
Photogrammetric softwares , functions and applications were tremendously effected by developments of image proccessing technologies in past decades. One of the applications of photogrammetric software...
PROBLEMS RELATED TO THE GENERATION OF TRUE-ORTHOPHOTOS WITH LIDAR DDSMs
Digital Terrain Model Dense Digital Surface Model LiDAR Orthophoto Spatial DB True Orthophoto
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2015/11/10
Nowadays orthophotos from satellite and aerial imagery are very requested products, considering their low cost motivated by the highly automated production chain. The generation of orthophotos require...
0THE OPPORTUNITIES THAT DIGITAL ORTHOPHOTOS CAN SUPPLY IN URBAN PLANNING
Orthoimage Urban Planning GIS Image Aerial Photography
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2015/7/29
The development level of the society and structural characteristics can be seen in urban structure and urbanization. Administration
try to keep social justice and welfare by urban, regional and nati...
Digital Stereo-orthophotos of Archaeological Sites From Small Format Aerial Photographs
Photogrammetry archaeology restitution
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2015/7/14
The digital orthophoto is a valuable tool for representing an object on orthogonal projection at a known scale, due to the relation between
its relatively low production cost and the photographic det...
Accuracy Analysis of Digital Orthophotos from Very High Resolution Imagery
High resolution Satellite Orientation
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2015/7/8
The generation of digital Orthophotos now days can be done with aerial, but also very high resolution space imagery. For a real
competition the geometric and radiometric quality has to be on the same...