搜索结果: 1-15 共查到“地图制图技术 Segmentation”相关记录22条 . 查询时间(0.109 秒)
SEGMENTATION OF LARGE UNSTRUCTURED POINT CLOUDS USING OCTREE-BASED REGION GROWING AND CONDITIONAL RANDOM FIELDS
Segmentation Region Growing Conditional Random Fields Point Clouds
2018/3/5
Point cloud segmentation is a crucial step in scene understanding and interpretation. The goal is to decompose the initial data into sets of workable clusters with similar properties. Additionally, it...
REGION OF INTEREST DETECTION BASED ON HISTOGRAM SEGMENTATION FOR SATELLITE IMAGE
Region of interest Image segmentation Histogram segmentation Morphological Satellite image
2016/11/23
High resolution satellite imaging is considered as the outstanding applicant to extract the Earth’s surface information. Extraction of a feature of an image is very difficult due to having to find the...
LANE-ORIENTED 3D DYNAMIC SEGMENTATION METHOD
Dynamic Segmentation Lane Ribbon 3D GIS VGEs Lane-oriented Road Network Model
2015/12/23
Dynamic segmentation is a method that facilitates the small areas along a line feature to be referenced without actually breaking the line into pieces. However, the current dynamic segmentation method...
Segmentation of High-Resolution Satellite Imagery Based on Feature Combination
Segmentation Multispectral Imagery Feature Distributions Local Binary Patterns
2015/12/17
High resolution (H-res) satellite sensors provide rich structural or spatial information of image objects. But few researchers study the feature extraction method of H-res satellite images and its app...
A Multiresolution Remotely Sensed Image Segmentation Method Combining Rainfalling Watershed Algorithm and Fast Region Merging
Multiresolution Image Segmentation Method Algorithms
2015/12/17
Nowadays object oriented image analysis becomes a hot issue in the field of image processing and interpretation because of its more robust noise removing ability, more abundant image features and expe...
Multispectral IKONOS Image Segmentation Based on Vector Field Model
Land Cover Segmentation Image Processing Automation Feature Extraction Quickbird
2015/12/17
Image segmentation is a valuable approach that performs an object-based rather than a pixel-based analysis of high-spatial resolution satellite image. A multiscale approach for segmenting the pan-shar...
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...
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...
Image Re-Segmentation Applied to Urban Imagery
Image interpretation Segmentation Computer Vision Feature detection Machine vision
2015/12/8
This article presents a new approach for image segmentation applied to urban imagery. Re-segmentation is so called because it uses a previous over-segmented image as input to generate a new set of obj...
Detection, Segmentation and Characterization of Vegetation in High-Resolution Aerial Images for 3D City Modeling
Pattern recognition classifi cation computer vision feature extraction segmentation urban planning
2015/12/4
An approach for tree species classification in urban areas from high resolution colour infrared (CIR) aerial images and the corresponding Digital Surface Model (DSM) is described in this paper. ...
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...
PERFORMANCE ANALYSIS OF IMAGE FUSION TECHNIQUES BY IMAGE SEGMENTATION
image fusion content dependent quality performance Lifting wavelet transform image segmentation
2015/9/28
In remote sensing, the satellite images acquired form sensors exhibit either good spectral characteristics (multispectral data) or high spatial characteristics (panchromatic data). Image fusion is req...
OPTIMIZED IMAGE SEGMENTATION AND ITS EFFECT ON CLASSIFICATION ACCURACY
Image segmentation Segment based classification Variance Spatial autocorrelation Moran’s Index SPRING McNemar’s test
2015/9/28
Image segmentation is a preliminary and critical step in segment-based image analysis. Its proper evaluation ensures that the best segmentation result is used in image classification. In this paper, i...
ANALYSIS OF SEGMENTATION PARAMETERS IN ECOGNITION SOFTWARE USING HIGH RESOLUTION QUICKBIRD MS IMAGERY
Cognition object-oriented image analysis software multiresolution segmentation
2015/8/17
For object- oriented classification approaches, main step is the segmentation part of the imagery. In eCognition v.4.0.6 software, with
the segmentation process, meaningful objects can be created fo...
BUILDING DAMAGE DETECTION FROM POST-EARTHQUAKE AERIAL IMAGES USING WATERSHED SEGMENTATION IN GOLCUK, TURKEY
Remote Sensing Earthquakes Detection Segmentation Aerial Edge Urban Building
2015/7/29
The collapsed buildings due to earthquake were detected from post-event aerial images using watershed segmentation algorithm. The
objective was to detect the collapsed buildings based on the analysi...