搜索结果: 1-15 共查到“光学工程 mesh”相关记录23条 . 查询时间(0.093 秒)
INDOOR SPATIAL DATA CONSTRUCTION FROM TRIANGLE MESH
TriangleMesh Mesh Simplification Solid Indoor Space Indoor Data IndoorGML
2018/11/8
The 3D triangle mesh is widely used to represent indoor space. One of widely used methods of generating 3D triangle mesh data of indoor space is the construction from the point cloud collected using L...
STOCHASTIC SURFACE MESH RECONSTRUCTION
TLS point cloud point error model error ellipsoid variance-covariance propagation surface triangulation
2018/6/4
A generic and practical methodology is presented for 3D surface mesh reconstruction from the terrestrial laser scanner (TLS) derived point clouds. It has two main steps. The first step deals with deve...
ON THE WAY TO WATER-TIGHT MESH
Modelling Laser scanning Cultural Heritage Robotics Automation
2015/10/8
This paper presents a new approach to generate water-tight surface mesh. In comparison with the two famous water-tight mesh
generation algorithms: Tight Cocone (Dey and Goswami, 2003) and Power Crus...
3D BUILDING FACADE RECONSTRUCTION UNDER MESH FORM FROM MULTIPLE WIDE ANGLE VIEWS
Surface Reconstruction Digital Facade Models Global Optimization Multi-Image Matching
2015/8/7
The
central idea is to create a 3D point cloud. After comparison between object-space and image-space techniques, we choose the latter and
compute the depths of the pixels in each image using a corr...
A Novel Segment-Based Protection Algorithm for Multicast Sessions in Optical Networks with Mesh Topologies
Fiber optics optical communications Networks multicast
2015/5/25
This work examines protection of multicast sessions in optical networks utilizing a novel segment-based algorithm called Level Protection. Our proposed scheme exhibits improved performance compared to...
GMPLS/PCE/OBST Architectures for Guaranteed Sub-Wavelength Mesh Metro Network Services
Networks packet-switched Fiber optics communications
2015/5/21
This paper presents three innovative GMPLS/PCE/OBST interworking archi-tectures for mesh metro networks which deliver guaranteed contention-free sub-wavelength services with enhanced channel utilizati...
Availability-Aware SRLG Failure Protection in Survivable WDM Mesh Networks
SRLG Failure Protection Survivable WDM Mesh Networks Availability-Aware
2015/5/18
With the increase of SRLGs, availability of shared-path protection deteriorates significantly. We propose availability-aware SRLG failure protection and heuristics by satisfying availability requireme...
Ring Topology Based Mesh Sensing System with Self-healing Function using FBGs and AWG
Optical sensing sensors Networks ring
2015/6/10
We propose and experimentally demonstrate a novel sensing system based on FBG sensors with comprehensive self-healing capability in a mesh-ring-based topology by utilizing the FSR and periodic filteri...
An Information-Diffusion-Based Routing Scheme in Wavelength-Routed WDM Mesh Networks
Networks Networks assignment routing algorithms
2015/6/5
We propose a novel information-diffusion-based routing (IDBR) scheme in wavelength routed WDM mesh networks. The IDBR scheme has the fast convergence and the low bandwidth consumption of OSPF-TE while...
The goals for ULH mesh network design should be reach optimization of the whole network and preparation for the future growth. We propose an approach that designs each ROADM-to-ROADM section independe...
A novel self-healing WDM mesh network structure is proposed with economic self-healing functionality. Without the need of wavelength conversion or backup fiber links, 77-channels CATV traffic is succe...
Exploiting Excess Capacity for Improved Robustness in Optical WDM Backbone Mesh Networks
Networks network optimization Networks network survivability
2015/6/4
Any operational network has some excess capacity to accommodate new traffic demands and avoid early exhaustion of bandwidth resources. Exploiting this unused capacity to improve robustness of an optic...
Experimental investigation of the quality of transmission in transparent mesh networks with mixed fiber types
Fiber optics communications Fiber optics links subsystems
2015/6/4
We experimentally investigate the quality of transmission in mesh networks relying on various fiber types. We show that the quality of transmission can be evaluated accurately using the weighted nonli...
Management and Control Scheme Employing Wavelength-Grouped Transmission-Guaranteed Link for Highly-Manageable and Cost-Efficient Transparent Optical Mesh Networks
Employing Wavelength-Grouped Transmission-Guaranteed Link Transparent Optical Mesh Networks
2015/7/17
This paper proposes a GMPLS-based management and control scheme that visualizes the route and available resources considering optical reachability and wavelength assignment in transparent-optical-mesh...
Full-mesh Wavelength Routing over Interconnected AWG-STARs Employing Coprime-Channel-Cycle Arrayed-Waveguide Gratings
Wavelength Interconnected AWG-STARs Coprime-Channel-Cycle Arrayed-Waveguide Gratings
2015/7/17
We propose and demonstrate a novel technique for interconnecting AWG-based wavelength routing networks. Experiments successfully demonstrated that this enables us to establish full-mesh wavelength pat...