搜索结果: 1-15 共查到“测绘科学技术 Comparison”相关记录168条 . 查询时间(0.258 秒)
FOVEON VS BAYER: COMPARISON OF 3D RECONSTRUCTION PERFORMANCES
Photogrammetry Bayer pattern accuracy de-mosaicking point cloud structure light scanner
2019/3/4
The main idea of this particular study was to validate if the new FOVEON technology implemented by sigma cameras can provide better overall results and outperform the traditional Bayer pattern sensor ...
A COMPARISON BETWEEN TLS AND UAV TECHNOLOGIES FOR HISTORICAL INVESTIGATION
3D Survey photogrammetry solomonic order 3D modelling cultural heritage Andrea Pozzo St Ignazio altar
2019/3/4
The architectural and sculptural value of the investigated Cultural Heritage has suggested a variety of possible approaches ranging from the traditional modus operandi to the implementation of innovat...
A COMPARISON OF TWO STRATEGIES FOR AVOIDING NEGATIVE TRANSFER IN DOMAIN ADAPTATION BASED ON LOGISTIC REGRESSION
Transfer learning Domain Adaptation Negative Transfer Remote Sensing
2018/6/4
In this paper we deal with the problem of measuring the similarity between training and tests datasets in the context of transfer learning (TL) for image classification. TL tries to transfer knowledge...
3D CULTURAL HERITAGE DOCUMENTATION: A COMPARISON BETWEEN DIFFERENT PHOTOGRAMMETRIC SOFTWARE AND THEIR PRODUCTS
Cultural Heritage Data Repositories Emergency Photogrammetric workflow Photogrammetric software comparison Dense cloud validation Terrestrial Laser Scanner
2018/6/4
The conservation of Cultural Heritage depends on the availability of means and resources and, consequently, on the possibility to make effective operations of data acquisition. In facts, on the one ha...
4D-SFM PHOTOGRAMMETRY FOR MONITORING SEDIMENT DYNAMICS IN A DEBRIS-FLOW CATCHMENT: SOFTWARE TESTING AND RESULTS COMPARISON
4D-SfM Photogrammetry Sediment dynamics monitoring Software comparison Debris flow hazard
2018/6/4
In recent years, the combination of Structure-from-Motion (SfM) algorithms and UAV-based aerial images has revolutionised 3D topographic surveys for natural environment monitoring, offering low-cost, ...
3-DIMENSIONAL PRE- AND POST-FIRE COMPARISON OF FOREST AREAS
Forest fire VHR satellite imagery orientation image matching DSM generation 3D change detection
2018/4/18
Forest agencies give special attention to forest fires where post-disaster loss can rarely be gauged in a quick and economic way unless an appropriate technology is adopted. Determination of the plani...
3D MODELS FOR ALL: LOW-COST ACQUISITION THROUGH MOBILE DEVICES IN COMPARISON WITH IMAGE BASED TECHNIQUES. POTENTIALITIES AND WEAKNESSES IN CULTURAL HERITAGE DOMAIN
Structure from Motion Image Based Modelling Mobile devices 3D Imaging Representation Techniques
2018/3/6
Nowadays, 3D digital imaging proposes effective solutions for preserving the expression of human creativity across the centuries, as well as is a great tool to guarantee global dissemination of knowle...
3D MODELLING BY LOW-COST RANGE CAMERA: SOFTWARE EVALUATION AND COMPARISON
Range camera Occipital Structure SensorTM 3D modelling software comparison
2018/3/6
The aim of this work is to present a comparison among three software applications currently available for the Occipital Structure SensorTM; all these software were developed for collecting 3D models o...
COMPARISON OF LOW COST PHOTOGRAMMETRIC SURVEY WITH TLS AND LEICA PEGASUS BACKPACK 3D MODELSS
Low Cost 3D Reconstruction Mobile Mapping UWB Backpack Photogrammetry Terrestrial Laser Scanning
2018/3/6
This paper considers Leica backpack and photogrammetric surveys of a mediaeval bastion in Padua, Italy. Furhtermore, terrestrial laser scanning (TLS) survey is considered in order to provide a state o...
VERTICAL ACCURACY COMPARISON OF DIGITAL ELEVATION MODEL FROM LIDAR AND MULTITEMPORAL SATELLITE IMAGERY
Vertical Accuracy LiDAR DEM Multitemporal Stereo Satellite Imagery DEM
2017/7/13
Digital elevation model serves to illustrate the appearance of the earth's surface. DEM can be produced from a wide variety of data sources including from radar data, LiDAR data, and stereo satellite ...
FROM TLS POINT CLOUDS TO 3D MODELS OF TREES: A COMPARISON OF EXISTING ALGORITHMS FOR 3D TREE RECONSTRUCTION
Trees Terrestrial Laser Scanner Point Cloud 3D Model Reconstruction Algorithm Assessment Accuracy
2017/4/5
3D models of tree geometry are important for numerous studies, such as for urban planning or agricultural studies. In climatology, tree models can be necessary for simulating the cooling effect of tre...
COMPARISON OF COMMERCIAL STRUCTURE-FROM-MOTION PHOTOGRAMMETY SOFTWARE USED FOR UNDERWATER THREE-DIMENSIONAL MODELING OF CORAL REEF ENVIRONMENTS
Coral Reefs Coral Ecology Habitat Photogrammetry Structure-from-Motion Structural Complexity 3D topographic reconstruction 3D underwater modeling Agisoft Photoscan Pix4D
2017/4/5
Structural complexity in ecosystems creates an assortment of microhabitat types and has been shown to support greater diversity and abundance of associated organisms. The 3D structure of an environmen...
COMPARISON OF UNCALIBRATED RGBVI WITH SPECTROMETER-BASED NDVI DERIVED FROM UAV SENSING SYSTEMS ON FIELD SCALE
Remote Sensing UAV agriculture Yara N-Sensor winter wheat nitrogen vegetation index hyperspectral RGB
2016/12/1
The development of UAV-based sensing systems for agronomic applications serves the improvement of crop management. The latter is in the focus of precision agriculture which intends to optimize yield, ...
COMPARISON OF DIGITAL SURFACE MODELS FOR SNOW DEPTH MAPPING WITH UAV AND AERIAL CAMERAS
snow height dense point cloud digital surface model aerial camera
2016/11/30
Photogrammetric workflows for aerial images have improved over the last years in a typically black-box fashion. Most parameters for building dense point cloud are either excessive or not explained and...
A COMPARISON OF LIDAR REFLECTANCE AND RADIOMETRICALLY CALIBRATED HYPERSPECTRAL IMAGERY
Radiometry Calibration Laser Scanning Hyperspectral
2016/11/24
In order to retrieve results comparable under different flight parameters and among different flight campaigns, passive remote sensing data such as hyperspectral imagery need to undergo a radiometric ...