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POINT CLOUD AND DIGITAL SURFACE MODEL GENERATION FROM HIGH RESOLUTION MULTIPLE VIEW STEREO SATELLITE IMAGERY
Multiple View Stereo Satellite Imagery Rational Polynomial Coefficients Semi-Global Matching
2018/6/4
Nowadays, multiple-view stereo satellite imagery has become a valuable data source for digital surface model generation and 3D reconstruction. In 2016, a well-organized multiple view stereo publicly b...
EXTRACTION OF BUILDING ROOF EDGES FROM LIDAR DATA TO OPTIMIZE THE DIGITAL SURFACE MODEL FOR TRUE ORTHOPHOTO GENERATION
LiDAR Aerial photos Edge Detection DSM True Orthophoto
2018/6/5
Various kinds of urban applications require true orthophotos. True orthophoto generation requires a DSM (Digital Surface Model) to project the photo orthogonally and minimize geometric distortion due ...
SENTINEL-2 GLOBAL REFERENCE IMAGE VALIDATION AND APPLICATION TO MULTITEMPORAL PERFORMANCES AND HIGH LATITUDE DIGITAL SURFACE MODEL
Sentinel-2 (S2) Global Reference Image (GRI) multi-temporal registration Digital Surface Model (DSM)
2017/7/13
In the frame of the Copernicus program of the European Commission, Sentinel-2 is a constellation of 2 satellites with a revisit time of 5 days in order to have temporal images stacks and a global cove...
VERTICAL ACCURACY ASSESSMENT OF ZY-3 DIGITAL SURFACE MODEL USING ICESAT/GLAS LASER ALTIMETER DATA
Accuracy assessment ZY-3 stereo images DSM ICESat/GLAS
2017/7/12
The Ziyuan-3 (ZY-3) satellite, as the first civilian high resolution surveying and mapping satellite in China, has a very important role in national 1 : 50,000 stereo mapping project. High...
Hydrological Modelling and data assimilation of Satellite Snow Cover Area using a Land Surface Model,VIC
Snowmelt Runoff Beas VIC model MODIS SCA Data Assimilation Direct Insertion Ensemble kalman filter (EnKF)
2016/11/30
The snow cover plays an important role in Himalayan region as it contributes a useful amount to the river discharge. So, besides estimating rainfall runoff, proper assessment of snowmelt runoff for ef...
UAV AERIAL SURVEY: ACCURACY ESTIMATION FOR AUTOMATICALLY GENERATED DENSE DIGITAL SURFACE MODEL AND ORTHOTHOTO PLAN
Aerial photography Mobile laser scanning Unmanned aerial vehicles (UAVs) Accuracy estimation Digital surface model
2016/11/15
A dense digital surface model is one of the products generated by using UAV aerial survey data. Today more and more specialized software are supplied with modules for generating such kind of models. T...
GENERATION OF THE 30 M-MESH GLOBAL DIGITAL SURFACE MODEL BY ALOS PRISM
Global High resolution DEM/DTM Satellite Mapping
2016/11/8
Topographical information is fundamental to many geo-spatial related information and applications on Earth. Remote sensing satellites have the advantage in such fields because they are capable of glob...
METHODS FOR THE UPDATE AND VERIFICATION OF FOREST SURFACE MODEL
Vegetation Forest growth measurement LIDAR Digital Terrain Model (DTM) Digital Surface Model (DSM) Canopy height model (CHM) Forest database updating
2016/11/8
The digital terrain model (DTM) represents the bare ground earth's surface without any objects like vegetation and buildings. In contrast to a DTM, Digital surface model (DSM) represents the earth's s...
Multi-image matching in object space on the basis of a general 3-D surface model instead of common 2.5-D surface models and its application for urban scenes
Surface Reconstruction Matching 3-d Surface Models Object Space
2016/5/23
A new method for high resolution surface reconstruction by multi-image matching in object space is formulated with regard to the integration of a general 3-d surface model in object space, because com...
Detailed Digital Surface Model (DSM) Generation and Automatic Object Detection to Facilitate Modelling of Urban Flooding
LIDAR DSM surface runoff Object Detection Surface Characterization
2016/1/25
This paper investigates the necessity of detailed surface representation in order to generate a feasible platform for the detailed
simulation of urban runoff and surface flooding caused by heavy rai...
THE SIMULATION STUDY ON LAND SURFACE ENERGY BUDGET OVER CHINA AREA BASED ON LIS-NOAH LAND SURFACE MODEL
Land Information system Noah Land Surface Model Simulation Surface Energy Balance
2015/12/28
The availability of time series of water and land surface energy budgets over China area is essential for understanding the environmental system and potential climate change in this area. However, con...
Accuracy Evaluation of Digital Surface Model by Using ALOS PRISM Data for Disaster Monitoring
Remote Sensing DSM Image Matching Accuracy Measurement
2015/12/18
The need of accurate measurement is a tactical objective to produce precise information in disaster monitoring. A small movement of land could be a prior index to the biggest landslide. The biggest di...
Automatic Peaks Extraction from Normalized Digital Surface Model (NDSM);
Remote Sensing DEM Peaks Photogrammetry NSDM Morphology
2015/12/9
Automatically extraction of peaks from 3D Digital models such as Digital Elevation model (DEM),Digital surface model (DSM) and Normalized Digital surface model (NDSM) is as important as image comprehe...
Generation of Digital Surface Model from High Resolution Satellite Imagery
DSM IKONOS Satellite High Resolution Image
2015/11/23
We discuss an improved approach for digital surface model (DSM) generation from high-resolution satellite imagery (HRSI) in this paper. The HRSI systems, such as IKONOS and QuickBird have initialed a ...
COASTAL DIGITAL SURFACE MODEL ON LOW CONTRAST IMAGES
UAV low contrast DSM coastal survey MicMac
2015/9/21
Coastal sandy environments are extremely dynamic and require regular monitoring that can easily be achieved by using an unmanned aerial system (UAS) including a drone and a photo camera. The acquired ...