搜索结果: 16-30 共查到“信息与通信工程 Airborne”相关记录53条 . 查询时间(0.07 秒)
Extracting of Spatial Information in the Environment of Irish Road Using Airborne Laser Scanning
LiDAR (Light Detection and Ranging) Noise Classification Object Extraction Orthophotos Roads
2015/12/8
This paper describes the first phase of a three year PhD research project which aims at extracting road and roadside information accurately and robustly from airborne sensor data and assessing its sui...
Least Squares Matching with Airborne LIDAR Data for Strip Adjustment
Least squares matching (LSM) Airborne LIDAR Multi-strip matching
2015/12/8
Matching is of great importance in photogrammetry and remote sensing and it is applied in many areas such as registration、DEM generation and so on. As a new type of airborne remote sensing sensor, Air...
Data Filtering and Feature Extraction of Urban Typical Objects from Airborne LIDAR Point Cloud
LIDAR Filtering Aerial Survey Feature Extraction Buildings Airborne Scanner Systems Urban Planning
2015/12/8
The research in the detection and feature extraction of typical objects in urban areas has intensified. In existing detection technologies, it has been shown that the LIDAR technique is very promising...
Pre-classification of Points and Segmentation of Urban Objects by Scan Line Analysis of Airborne LIDAR data
Laser scanning LiDAR airborne remote sensing on-line processing
2015/12/4
Currently available laser scanners are capable of performing hundreds of thousands of range measurements per second at a range resolution of a few centimeters. Despite that increasing performance, up ...
An Implicit Geometric Regularization of 3D Building Shape Using Airborne LIDAR Data
LIDAR Building Edge Incremental Generalization Reconstruction
2015/12/4
The prime objective of this paper is to develop a new method for regularizing noisy building outlines extracted from airborne LiDAR data. For the last few decades, a lot of research efforts have been ...
Integration of LIDAR and Airborne Imagery for Realistic Visualization of 3D Urban Environments
LiDAR Georeferencing True Orthophoto Generation 3D Visualization Urban Environments
2015/12/2
In its report "State of the World Cities 2006/07", the United Nations states that the number of urban area inhabitants is expected to rise to almost 5 billion by 2030, constituting roughly 62% of the ...
Data Management Based on Geocoding Index And Adaptive Visualization for Airborne LIDAR
Laser scanning (LiDAR) Data management Aerial Survey Coding Process modeling
2015/11/20
With more surveying practice and deeper application, data post-process for airborne LiDAR system has been extracted lots of attention in data accuracy, post-process, fusion, modeling, automation and v...
Study on Airborne SAR Image Matching Using Epipolar
Airborne SAR Image Matching Radar Photogrammetry Epipolar Geometry Template Matching
2015/11/20
Aerial photos are broadly used to generate the 4D(DEM, DOM, DLG, DRG) products in photogrammetry, but there are some difficult areas where are usually rainy and cloudy, so in these areas optical image...
Integration of Terrestrial and Airborne LIDAR Data for System Calibration
LiDAR Calibration Quality Assurance System Biases Areal Features Surface Matching
2015/11/20
The ever improving capabilities of the direct geo-referencing technology is having a positive impact on the widespread adoption of LiDAR systems for the acquisition of dense and accurate surface model...
Integrated Airborne IFSAR Mapping System
Synthetic Aperture Radar (SAR) Interferometry IFSAR DEM GPS/INS Airborne gravity system Geoid
2015/11/20
A Digital Elevation Model (DEM) is fundamental information for the geo-spatial data infrastructure framework. Many applications require three-dimensional (3-D) geo-spatial data with high spatial resol...
Analysis and Recovery of Systematic Errors in Airborne Laser System
Airborne laser system System errors Error recovery adjustment model Surface extraction
2015/11/20
Although some mature manufactures of airborne laser system (ALS) have been published for some years, however, in china, the development of ALS just is on the starting step. Shanghai Institute of Techn...
Decomposition of Airborne Laser Scanning Waveform Data Based on EM Algorithm
LIDAR Waveform-digitizing Analysis of waveform Filter Smooth Gaussian decomposition DSM
2015/11/20
Data storage capacity and high processing speed available today has made it possible to digitally sample and store the entire reflected waveform of Small-Footprint Airborne Lidar (light detection and ...
Performance CharactErization of an Airborne LIDAR System: Bridging System Specifications and Expected Performance
LIDAR data acquisition specifications impact analysis parameters performance accuracy understanding
2015/11/20
Airborne laser scanning, the preferred operational tool in remote sensing, surveying, and mapping, is demonstrating outstanding capabilities in generating high-accuracy spatial data with superior effi...
Radiometric Calibration of Full-Waveform Small-Footprint Airborne Laser Scanners
Laser scanning Lidar Calibration Radiometry Point Cloud Classification
2015/11/20
Small-footprint airborne laser scanners (ALS) are lidar instruments originally developed for topographic mapping. In recent years ALS sensors are increasingly used also in other applications (forest m...
Multi Sensor Airborne Systems: The Potential for In Situ Sensor Calibration
LiDAR Digital Camera GPS IMU Sensor Orientation Calibration
2015/11/20
Airborne LiDAR systems are integrated with a positioning and orientation system including GPS (Global Positioning System) and INS (Inertial Navigation System) to measure the exterior orientation of th...