搜索结果: 46-60 共查到“信息与通信工程 LiDAR”相关记录162条 . 查询时间(0.035 秒)
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...
A Flow to Generate DEM and Segment Buildingin in Urban Areas from LIDAR Data
Lidar Fusion filter Digital elevation model Connected component labelling Mathematical morphology
2015/12/8
Based on the character of Lidar data，this paper presents a fusion arithmetic to abstract DEM，and presents a flow to get building data from the object data. Firstly, this paper preprocesses the range i...
Building Roof Segmentation and Modeling from LIDAR Point Clouds Using Machine Learning Techniques
LiDAR Building Reconstruction Segmentation Feature Extraction Clustering Data mining
2015/12/4
This paper presents an approach to creating a polyhedral model of building roof from LiDAR point clouds using clustering techniques. A building point cloud is first separated into planar and breakline...
Parametric Reconstruction for Complex Building from LIDAR and Vector Maps Using a Divide-and-Conquer Strategy
Laser scanning (LiDAR) Building reconstruction Computer vision Feature extraction Urban planning
2015/12/4
Three-dimensional building modelling is an important aspect of object reconstruction in computer vision.
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 ...
Analysis of Full-Waveform LIDAR Data for an Accurate Classification of Urban Areas
lidar signal processing waveform analysis modelling classification urban
2015/12/4
In contrast to conventional airborne multi-echo laser scanner systems, full-waveform (FW) lidar systems are able to record the entire emitted and backscattered signal of each laser pulse. Instead of c...
3D Segmentation of Full Waveform LIDAR Data for Single Tree Detection Using Normalized Cut
LIDAR Segmentation Aerial Survey Clustering Forestry
2015/12/4
The study highlights a novel method to segment single trees in 3D from dense airborne full waveform LIDAR data using the normalized cut segmentation. The key idea is to subdivide the tree area in a vo...
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 ...
LIDAR and Pictometry Images Integrated Use for 3D Model Generation
Photogrammetry LIDAR DTM 3D Model
2015/12/3
The territorial data acquisition technologies vary second of the final product scale use. So it can be passed that the classical topographical survey or terrestrial laser scanners survey for engineeri...
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 ...
Extraction of Building Ground Plans from LIDAR Data
Generalization Reconstruction Simplification Triangulation Building LIDAR Classification Segmentation
2015/12/2
The goal of this research is to extract and delineate building ground plans from LIDAR data. Our approach consists of three steps: first of all, the raw point cloud has to be classified into terrain p...
Automatic Registration Between LIDAR and Digital Images
Registration LIDAR CCD Camera Adjustment Feature
2015/11/20
This paper describes an algorithm framework for registration of airborne based laser scanning data (LIDAR) and optical images by using multiple types of geometric features. The technique utilizes 2D/3...
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...
A Progressive Quality Control to Improve the Accuracy of LIDAR Data Processing
LiDAR Quality control Accuracy analysis Strips Adjustment
2015/11/20
Quick data acquisition using LiDAR, is a way to generate dense accurate DEM. The difference with an image recorded by a standard digital camera is that the LiDAR recorded points do not have a regular ...
Managing Full Waveform LIDAR Data:A Challenging Task for the Forthcoming Years
Full waveform LIDAR Researches Data management Format Literature review
2015/11/20
This paper proposes to summarize researches and new advances in full waveform lidar data. After a description of full waveform lidar systems, we will review different methodologies developed to proces...