搜索结果: 151-165 共查到“知识库 大地测量技术”相关记录398条 . 查询时间(5.002 秒)
LAND-USE AND LAND-COVER DYNAMICS MONITORED BY NDVI MULTITEMPORAL ANALYSIS IN A SELECTED SOUTHERN AMAZONIAN AREA (BRAZIL) FOR THE LAST THREE DECADES
NDVI multitemporal dynamics Landsat series
2015/5/6
This study aims to analyse the dynamics of land-use and land-cover (LULC) in a selected southern Amazonian area (Brazil), monitoring and distinguishing trajectories in NDVI (Normalized Difference Ve...
CATCHMENT PROPERTIES IN THE KRUGER NATIONAL PARK DERIVED FROM THE NEW TANDEM-X INTERMEDIATE DIGITAL ELEVATION MODEL (IDEM)
TanDEM-X ASTER GDEM2 SRTM
2015/5/6
Digital Elevation Models (DEM) represent fundamental data for a wide range of Earth surface process studies. Over the past years the German TanDEM-X mission acquired data for a new, truly global Dig...
INTEGRATION OF A STRAPDOWN GRAVIMETER SYSTEM IN AN AUTONOMOUS UNDERWATER VEHICLE
Autonomous Underwater Vehicle moving vectorial gravimetry and gradiometry electrostatic accelerometer Unscented Kalman filtering
2015/4/23
We present a new mobile instrument for measuring dynamically the gravity vector and its gradients in underwater environment, named GRAVIMOB. Our instrument is a strapdown sensor, consisted of electros...
RECONSTRUCTING TREE CROWNS FROM LASER SCANNER DATA FOR FEATURE EXTRACTION
Reconstruction Feature Extraction Laser Scanning
2015/3/25
The objective of this study was to carry out reconstruction of single tree crowns from laser scanner data to use the obtained vector
model for feature extraction. The reconstruction was implemented i...
HIGH-QUALITY GEO-REFERENCING OF GPS/IMU-SUPPORTED MULTI-SPECTRAL AIRBORNE SCANNER DATA – EXPERIENCES AND RESULTS
Adjustment GPS IMU Integration Orthorectification
2015/3/25
For the work programme BIOTOPMONITORING VIENNA of the Austrian Health Institute, multi-spectral air-borne scanner data have
been recorded in the intention of automation supported identification and c...
APPLICATION OF COMPUTER VISION TECHNIQUES TO SUPPORT IN THE RESTORATION OF HISTORICAL BUILDINGS
Cultural Heritage Classification Texture
2015/3/25
This paper describes the use of computer vision techniques to obtain cartography of materials and damages, in a semi-automatic
way, of indoor façades of historical buildings, as a support to pl...
UTILIZATION OF LIDAR DEM FOR SAR IMAGE ANALYSIS IN DENSE URBAN AREAS
SAR LIDAR Distortion Simulation, Fusion
2015/3/25
The increasing resolution of SAR data opens the possibility to utilise this data for scene interpretation in urban areas. Different SAR
specific phenomena like foreshortening, layover, shadow and mul...
CALIBRATION OF DIGITAL CONSUMER CAMERAS FOR PHOTOGRAMMETRIC APPLICATIONS
Digital Photogrammetry Calibration
2015/3/24
This paper presents the results of a modified calibration method for the calculation of the interior orientation of digital consumer
cameras.
DETECTION OF BUILDINGS IN COLOUR AND COLOUR-INFRARED AERIAL PHOTOS FOR SEMI-AUTOMATED REVISION OF TOPOGRAPHIC DATABASES
Change Detection Urban Remote Sensing
2015/3/24
With the growing use of digital map data, the requirements for frequent and efficient revision of digital map databases
is equally growing. Revision of map databases can be divided into 3 steps...
DEVELOPMENT OF REAL TIME 3-D MEASUREMENT SYSTEM USING INTENSITY RATIO METHOD
Vision Sciences Vision Measurement
2015/3/24
Previously, we developed a real time 3-D measurement system based on slit-ray projection method, which enables us
to obtain serial range images at 1/30 seconds per scene with an error within ±0.3%. I...
ROBOTIC THREE-DIMENSIONAL MEASUREMENT SYSTEM FOR COMPLEX METAL PARTS USING STRUCTURED LIGHT
Industry Robotics Measurement Automation
2015/3/24
In thermal transformation processes for the production of metal parts of complex shape, shaping tools are frequently used. In die
forging as an example, the tools are exposed to high mechanical and ...
A BASIC THEORY OF INTELLIGENT PHOTOGRAMMETRON
Photogrammetron intelligent photogrammetry active vision
2015/3/24
This paper presents a basic theory of intelligent photogrammetry and corresponding physically independent agent systems named
Photogrammetron. Intelligent photogrammetry is a fusion of ideas, techni...
A BASIC THEORY OF INTELLIGENT PHOTOGRAMMETRON
Photogrammetron intelligent photogrammetry active vision
2015/3/24
This paper presents a basic theory of intelligent photogrammetry and corresponding physically independent agent systems named
Photogrammetron. Intelligent photogrammetry is a fusion of ideas, techni...
COMPARISON OF QUALITY AND INFORMATION CONTENT OF DIGITAL AND FILM-BASED IMAGES
Digital photogrammetry comparison
2015/3/24
Digital cameras have started to replace analog film cameras for many applications. Considering the huge consumer market
of small format cameras and compact cameras or the professional med
QUALITY ASSESSMENT OF DTM AND ORTHOPHOTO GENERATED BY AIRBORNE LASER SCANNING SYSTEM USING AUTOMATED DIGITAL PHOTOGRAMMETRY
DTM Airborne Laser Scanning System Digital Camera
2015/3/24
The approach of using an airborne laser scanning for DTM generation has made great progress recently. However, it is not always
clear the reliability and the quality of the geometry that characteris...