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OBJECTS GROUPING FOR SEGMENTATION OF ROADS NETWORK IN HIGH RESOLUTION IMAGES OF URBAN AREAS
Road extraction Segmentation Objects grouping Object based image analysis Maximal similarity region merging
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2016/11/24
Updated road databases are required for many purposes such as urban planning, disaster management, car navigation, route planning, traffic management and emergency handling. In the last decade, the im...
EXTRACTION OF ROOF LINES FROM HIGH-RESOLUTION IMAGES BY A GROUPING METHOD
Markov Random Field ALS Straight line
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2016/7/28
This paper proposes a method for extracting groups of straight lines that represent roof boundaries and roof ridgelines from highresolution aerial images using corresponding Airborne Laser Scanner (AL...
GROUPING METHOD FOR NEIGHBOR OBJECTS OF MOVING OBJECT USING HASH INDEX
Grouping method moving object hash index
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2015/11/3
A location-based social network (LBSNS) is a social network service (SNS) that is based on a user’s location, unlike SNS, and facilitates additional activities like neighbour-user search and group for...
AUTOMATED ROAD SEGMENT EXTRACTION BY GROUPING ROAD OBJECTS
Photogrammetry Vision Automation
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2015/6/1
This article presents an automatic methodology for extraction of road segments from high-resolution aerial images. The method is
based on a set of four road objects and another set of connection rule...
GROUPING CRITERIA IN ARCHITECTURAL SCENES FROM COMPATIBLE ORIENTATIONS OF POLYGONAL REGIONS
Cultural heritage Geometry Photogrammetry Vision Modelling Rectification Algorithms Accuracy
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2015/5/25
In this paper we address the problem of the estimation and automatic generation of structural perspective elements in architectural scenes. Structural character of geometric approach concerns to the p...
MULTI-SCALE ROAD EXTRACTION USING LOCAL AND GLOBAL GROUPING CRITERIA
Image Understanding Road Extraction Grouping
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2014/12/31
In this paper we combine two approaches for road extraction. The first approach makes use of multiple scales to detect roads segments and employs local grouping criteria and also context information t...
PROBLEMS IN GEOMETRIC MODELLING AND PERCEPTUAL GROUPING OF MAN-MADE OBJECTS IN AERIAL IMAGES
Image understanding Semantics Knowledge representation Object recognition Urban objects
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2014/12/31
Structural approaches of pattern recognition are frequently proposed for man-made objects in aerial images. Especially model based methods are considered using geometric, topologic and structural know...
ROAD NETWORK EXTRACTION BY HIERARCHICAL GROUPING
Feature Extraction Image Processing Photogrammetry Recognition Topology
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2014/12/31
This paper presents an automatic method for road network extraction from low-resolution images using hierarchical grouping technique. The method consists of three major steps: firstly it extracts line...