搜索结果: 106-120 共查到“测绘科学技术 aerial”相关记录381条 . 查询时间(0.055 秒)
An Automatic Contour Based Detection of Terrestrial Objects from Aerial Imagery Data
Automation Feature Extraction Image Segmentation Contour Matching
2015/12/16
The original approach to image matching is proposed. The method itself can be classified as contour matching, based on boundary pattern analysis technique. Contours extraction technique is reinforced ...
Dodging Research for Digital Aerial Images
Image Dodging Seamless Mosaic Hotspot Homomorphic Filter Colour Balance
2015/12/16
Analysis two main influences of orthophoto mosaic quality, one is geometric mosaic quality and another is the colour mosaic quality. The uneven lightness distribution inside aerial image and the colou...
Segmentation Optimization for Aerial Images with Spatial Constraints
Image Segmentation Optimization Methods Parameter Estimation
2015/12/16
Unsupervised segmentation methods are important to extract boundary features from large forest vegetation databases. Finding optimized segmentation algorithms for images with natural vegetation is cru...
CLASSIFICATION OF URBAN FEATURE FROM UNMANNED AERIAL VEHICLE IMAGES USING GASVM INTEGRATION AND MULTI-SCALE SEGMENTATION
Classification UAV images GASVM segmentation
2016/1/15
The use of UAV in the application of photogrammetry to obtain cover images and achieve the main objectives of the photogrammetric mapping has been a boom in the region. The images taken from REGGIOLO ...
3D SURFACE GENERATION FROM AERIAL THERMAL IMAGERY
Thermal Imagery DSM UAV Bundle Adjustment Dense
2016/1/15
Aerial thermal imagery has been recently applied to quantitative analysis of several scenes. For the mapping purpose based on aerial thermal imagery, high accuracy photogrammetric process is necessary...
Study on the Height Measurement of Cultural Feature Based on the Single Aerial Photo
Photogrammetry Projection Error Radicalization Distance Monoposition
2015/12/11
As an important property information，the height information of buildings possesses quite high utilizing value in the civil fields. The traditional method to get the heights of artificial buildings is ...
AUTOMATIC ROAD EXTRACTION BASED ON INTEGRATION OF HIGH RESOLUTION LIDAR AND AERIAL IMAGERY
Automatic Road Extraction High Resolution Aerial Imagery Hough Transform LiDAR Principal Component Analysis
2016/1/18
In recent years, the rapid increase in the demand for road information together with the availability of large volumes of high resolution Earth Observation (EO) images, have drawn remarkable interest ...
DECISION LEVEL FUSION OF LIDAR DATA AND AERIAL COLOR IMAGERY BASED ON BAYESIAN THEORY FOR URBAN AREA CLASSIFICATION
High Resolution LiDAR Data Naï ve Bayes Classifier Decision Level Fusion Classification
2016/1/18
Airborne Light Detection and Ranging (LiDAR) generates high-density 3D point clouds to provide a comprehensive information from object surfaces. Combining this data with aerial/satellite imagery is qu...
DESIGN A FILTER TO DETECT AND REMOVE VEGETATION FROM ULTRA-CAM-X AERIAL IMAGES’ POINT CLOUD TO PRODUCE AUTOMATICALLY DIGITAL ELEVATION MODEL
Ultra-cam-x point clouds vegetation detection filtering DEM generation
2016/1/15
Digital elevation model is one of the most important spatial information for displaying bare earth. Because of existing objects on the ground, manual editing is unavoidable. Aerial images’ point cloud...
Semiautomatic Extraction of 3D Curves Based on Snakes and Generalized Point Photogrammetry from Aerial Imagery
Photogrammetry Feature Extraction Building Edge Aerial Imagery
2015/12/9
The Snakes or active contour models of feature extraction algorithm integrates both photometric and geometric constraints. It derives the feature of interest by minimizing the total energy of Snakes w...
Building Detection and Reconstruction from Aerial Images
Building Detection Reconstruction Aerial Image Feature
2015/12/9
This paper presents a new method for building detection and reconstruction from aerial images. In our approach, we extract the useful building location information from the generated disparity map to ...
Building Roof Reconstruction by Fusing Laser Range Data and Aerial Images
Topological Relationship Line Features Geometric Inference Data Fusion Building Roof Reconstruction
2015/12/9
The objective of this study is to present an efficient and robust method of building roof reconstruction by fusing laser range data and aerial images through CSR (Construct-Shape-Refine) procedures. T...
Vehicle Extraction Using Histogram and Genetic Algorithm Based Fuzzy Image Segmentation from High Resolution UAV Aerial Imagery
Vehicle Extraction Histogram Genetic Algorithm Image Segmentation Unmanned Aerial Vehicle (UAV)
2015/12/9
In this paper, an approach for extracting vehicles from UAV aerial imagery is given. The approach is based on a fuzzy segmentation algorithm, which combine fuzzy c-partition and genetic algorithm, and...
An Algorithm of Straight Line Features Matching on Aerial Imagery
Photogrammetry Aerial Imagery Algorithms Feature Extraction Matching Straight Line Extracting
2015/12/8
The paper presents a method of straight line feature matching on aerial imagery. In this method, many features such as geometrical features, physical features, as well as geometrical structure informa...
Filtering LIDAR Points by Fusion of Intensity Measures and Aerial Images
LIDAR point data laser returns intensity aerial images returns filtering
2015/12/8
Laser return intensity, delivering the surface reflectivity information in the laser wavelength, is function of many variables and ignored in most application projects. However, by a process of SILC (...