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UNMANNED AERIAL VEHICLE (UAV) SURVEY-ASSISTED 3D MANGROVE TREE MODELING
Mangroves 3D Visualization 3D Modeling Unmanned Aerial Vehicle Assistive Modeling
2018/10/26
3D visualization is a tool that supports geospatial analysis through the application of scientific information. It enhances the quality of standard photography and can be used in many applications. Th...
INTEGRATION OF TREE DATABASE DERIVED FROM SATELLITE IMAGERY AND LIDAR POINT CLOUD DATA
Tree Crown Identification and Delineation Canopy Height Model Lidar Point Cloud Camera Model
2018/9/12
3D tree database provides essential information of tree species abundance, spatial distribution and tree height for forest mapping, sustainable urban planning and 3D city modelling. Fusion of passive ...
VALIDATING A WORKFLOW FOR TREE INVENTORY UPDATING WITH 3D POINT CLOUDS OBTAINED BY MOBILE LASER SCANNING
Tree inventory Mobile Laser Scanning Point Cloud Data Tree classification
2018/3/30
Urban trees are an important component of our environment and ecosystem. Trees are able to combat climate change, clean the air and cool the streets and city. Tree inventory and monitoring are of grea...
PERFORMANCE ANALYSIS OF A POLE AND TREE TRUNK DETECTION METHOD FOR MOBILE LASER SCANNING DATA
mobile laser scanning feature extraction pole tree
2012/9/3
Dense point clouds can be collected efficiently from large areas using mobile laser scanning (MLS) technology. Accurate MLS data can be used for detailed 3D modelling of the road surface and objects a...
THE FUSION OF INDIVIDUAL TREE DETECTION AND VISUAL INTERPRETATION IN ASSESSMENT OF FOREST VARIABLES FROM LASER POINT CLOUDS
Forest inventory plot-wise measurements individual tree detection
2012/9/3
In this study we searched the obtainable accuracy of forest inventory based on the individual tree detection (ITD) by using fusion of automatic ITD (ITDauto) and visual interpretation of laser point c...
TOPOLOGY EXTRACTION USING DEPTH FIRST SEARCH ON VOXEL REPRESENTATIONS OF TREE POINT CLOUDS
Forestry Terrestrial Laser Scanning Point Cloud Forest Inventory Topology Extraction
2012/9/3
The three-dimensional reconstruction of the vegetation structure is a requirement for the analysis of interaction between biosphere and atmosphere. Information about the 3D structure of plants enables...
Airborne Laser Scanning Data for Tree Characteristics Detection
Airborne Laser Scanning Canopy Height Model Tree Detection
2010/6/12
Airborne laser scanning (ALS) technology provides a distinctive, innovative, accurate and cost effective approach to forest inventory. ALS data is used for information extraction with respect to the d...
Passive OADM Network Element for Hybrid Ring-Tree WDM/TDM-PON
OADM Network Element Hybrid Ring-Tree WDM/TDM-PON
2009/7/20
The operation of a ring-tree WDM/TDM-PON and the enabling OADMs remote nodes performing the hybrid interface are described and specified, validating the capacity and functionality of the NGPON archite...
Optical Multicast Tree Construction Algorithm Considering SNR Constraint and 3R Regeneration
Optical Multicast Construction Algorithm SNR Constraint Regeneration
2008/8/3
We propose a novel multicast tree construction algorithm for video distribution/multicasting. The algorithm successfully handles the optical signal impairments caused by transmission and branching, an...
Improved remote node configuration for passive ring-tree architectures
remote node configuration passive ring-tree architectures
2008/7/31
In this paper, a set of optically fed passive remote node configurations for a Ring-Tree extended reach PON which allow increased efficiency and resilience are presented.