搜索结果: 1-15 共查到“测绘科学技术 Feature extraction”相关记录37条 . 查询时间(0.109 秒)
UAV PHOTOGRAMMETRY FOR FEATURE EXTRACTION AND MAPPING OF CORRUGATED INDUSTRIAL ROOFTOPS
photogrammetry UAV, drones solar panel point cloud corrugated roof
2018/11/9
Corrugated roof sheets used for large-scale industrial rooftops have the potential to carry solar panels. The sheets, however, need to be surveyed so that the solar panels can be installed according t...
LOW-LEVEL TIE FEATURE EXTRACTION OF MOBILE MAPPING DATA (MLS/IMAGES) AND AERIAL IMAGERY
Mobile Mapping Feature Extraction Feature Matching Image Orientation
2016/3/25
Mobile Mapping (MM) is a technique to obtain geo-information using sensors mounted on a mobile platform or vehicle. The mobile platform’s position is provided by the integration of Global Navigation S...
Potential of Manual and Automatic Feature Extraction from High Resolution Space Images in Mountainous Urban Areas
Topographic Mapping High Resolution Space Image Information Content Mountainous Urban Area IKONOS QuickBird OrbView-3
2016/1/25
Recent developments of optical space sensors enable us to use high resolution space images for topographic mapping. Geometric and
radiometric resolution are the major factors for identification of o...
HYPERSPECTRAL IMAGE FEATURE EXTRACTION BASED ON GENERALIZED DISCRIMINANT ANALYSIS
Hyperspectral Image Feature Extraction Generalized Discriminant Analysis Kernel Function
2015/12/30
The hyperspectral image enriches spectrum information, so compared with panchromatic image and multispectral image; it can classify the ground target better. The feature extraction of hyperspectral im...
ATMOSPHERIC SMOG MODELLING,USING EOS SATELLITE ASTER IMAGE SENSOR,WITH FEATURE EXTRACTION FOR PATTERN RECOGNITION TECHNIQUES AND ITS ANALYSIS OF VARIANCE WITH IN-SITU GROUND SENSOR DATA
Smog Absorption Bands Satellite-Imagery Spectral Signature Sensors ASTER
2015/12/28
Atmospheric pollution was previously considered as a 'Brown Cloud’ phenomenon restricted to industrialized urban regions. Studies in field stations and satellite observations made since the last decad...
UNLABELED SELECTED SAMPLES IN FEATURE EXTRACTION FOR CLASSIFICATION OF HYPERSPECTRAL IMAGES WITH LIMITED TRAINING SAMPLES
Hyperspectral images feature extraction limited training samples unlabeled samples selection supervised classification
2016/1/15
Feature extraction plays a key role in hyperspectral images classification. Using unlabeled samples, often unlimitedly available, unsupervised and semisupervised feature extraction methods show better...
Polygon Feature Extraction from Satellite Imagery Based on Colour Image Segmentation and Medial Axis
Feature Extraction Imagery Segmentation Semi-automation
2015/12/4
Areal features are of great importance in applications like shore line mapping, boundary delineation and change detection. This research work is an attempt to automate the process of extracting featur...
PLANAR FEATURE EXTRACTION IN TERRESTRIAL LASER SCANS USING GRADIENT BASED RANGE IMAGE SEGMENTATION
Terrestrial Laser Scanning Range Images Segmentation
2015/11/10
The paper presents a new segmentation algorithm, to be applied to terrestrial lasers scans of urban environments. The algorithm works directly in a range image. This is the fundamental laser scan data...
COMBINED FEATURE EXTRACTION FOR FACADE RECONSTRUCTION
Three-dimensional Point Cloud Urban LIDAR Modelling Facade Interpretation
2015/11/10
Within the paper, the combined application of terrestrial image and LIDAR data for facade reconstruction is discussed. Existing 3D building models as they are available from airborne data collection a...
Geo-referenced digital images tak en by CCD cameras and integrated with GPS/INS data provide an efficient way for monitoring special objects with high resolution and visual capability in a h ighway/ro...
SEATH-A NEW TOOL FOR AUTOMATED FEATURE EXTRACTION IN THE CONTEXT OF OBJECT-BASED IMAGE ANALYSIS
Feature Analysis Object-Oriented Techniques Feature Quality Measure Automation Standardisation Nuclear Safeguards
2015/8/19
In order to avoid the time-consuming trial-and-error practice for seeking significant features for optimal class separation in object-based classification, an automatic feature extraction methodology,...
AUTOMATED 3-D FEATURE EXTRACTION FROM TERRESTRIAL AND AIRBORNE LIDAR
Feature Analyst Automated Feature Extraction Machine Learning Geospatial Feature
2015/8/19
The U.S. Army and other Department of Defense (DoD) combat and combat support agencies requires automated feature extraction (AFE) software for collecting very high-resolution 3D urban features from t...
OBJECT RECOGNITION AND FEATURE EXTRACTION FROM IMAGERY:THE FEATURE ANALYST® APPROACH
Feature Analyst Automated Feature Extraction Machine Learning Geospatial Feature
2015/8/19
Feature Analyst is a commercial feature extraction software system that leverages multiple object recognition attributes,using semi-automated to automated workflows, to accelerate the collection of fe...
CHANGE DETECTION OF LINEAR MAN-MADE OBJECTS USING FEATURE EXTRACTION TECHNIQUE
Feature extraction Change Detection Feature Matching Edge Detection Interesting Points Classification
2015/8/3
Most of the research in remote sensing is focused on developing well-defined and reliable automated processes for the extraction of information from different types of imagery. In this communication w...
Feature Extraction and Modeling of Urban Building From Vehicle-borne Laser Scanning Data
Laser Scanning Algorithms Feature
2015/7/15
Laser scanning is playing an important role in an acquisition of the 3D spatial objects in urban because of real-time and high
efficiency than traditional methods. The research presented in this pape...