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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...
Intensity Calibration and Imaging with SwissRanger SR-3000 Range Camera
Calibration Infrared Image Camera LIDAR Radiometry Close Range
2015/12/4
Intensity images acquired with range imaging instruments can be used in the future for various applications, e.g. face recognition, assisting blind people in travelling and walking, automatic robotic ...
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.
Generation of Roof Topologies Using Plane Fitting with RANSAC
LIDAR RANSAC building reconstruction roof topology city models rule-based approach
2015/12/4
For the acquisition of Digital Surface Models (DSM), LIDAR has proven a reliable and accurate observation technique. In contrast to the generation of a Digital Terrain Model, which can be derived from...
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 ...
人类大脑通过认知控制来增强对周围环境的感知能力，雷达在探测和测量的过程中通过控制系统对自身状态的调节来增强工作性能；将认知控制引入雷达系统有助于雷达的智能化；基于如上出发点，首先概述了认知控制的研究状况和概念，类比了大脑认知系统和工程认知动态系统的共通之处，随后建立了认知控制的数学模型，将其归结为系统熵态的最优估计问题和最优控制问题，最后将认知控制策略引入雷达对目标的感知过程中。
Red Relief Image Map: New Visualization Method for Three Dimensional Data
LIDAR Application Visualization DEM/DTM Graphics Representation
2015/12/3
The vast increase of the volume of three dimensional topographic data acquired by Airborne LIDAR extends the possibility of the visualization method. The maximum laser pulse frequency of modern LIDAR ...
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...
Communication and Visualization of 3D Urban Spatial Data According to User Requirements: Case Study of Geneva
urban data three-dimensional user requirements modelling visualization LIDAR
2015/12/2
In 2005, the main commission of the technical services of the city of Geneva launched a study to evaluate which users would potentially be interested to integrate the third dimension in the available ...
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 ...