搜索结果: 1-9 共查到“Vectorization”相关记录9条 . 查询时间(0.102 秒)
VECTORIZATION OF ROAD DATA EXTRACTED FROM AERIAL AND UAV IMAGERY
Curvature Classification Road datbases Thinning Topology Vectorization
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2016/7/27
Road databases are essential instances of urban infrastructure. Therefore, automatic road detection from sensor data has been an important research activity during many decades. Given aerial images in...
Vectorization, Edge Preserving Smoothing and Dimensioning of Profiles in Laser Scanner Point Clouds
Laser scanning Edge preserving smoothing Profile
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2015/12/16
The 3D geometry of an object can be captured very efficiently using a terrestrial laser scanner. By modelling and visualisation of
these 3D data, it is possible to obtain vectorized geometric informa...
Application of Neural Networks, Image Processing and Cad-Based Environments Facilities in Automatic Road Extraction and Vectorization from High Resolution Satellite Images
Automatic CAD Image processing High resolution images Neural networks Road extraction Vectorization
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2015/12/9
In this article a new procedure that was designed to extract road centerline from high resolution satellite images, is presented. The results (road Networks) are fully structured in vector formed in C...
A Neural Network Algorithm for Vectorization of 2D Maps
Spatial Information Sciences Analysis Artificial_Intelligence Accuracy CAD
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2015/12/2
In the last twenty-five years a great number of vectorization methods were developed. In this paper we first give an overview about the most known methods, and then propose a vectorization algorithm b...
THE USABILITY OF VECTORIZATION AND A NEW POINT MATCHING PROCEDURE AS FIRST STEP IN CONFLATING RASTER AND VECTOR MAPS
cartography GIS integration algorithm vector raster
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2015/8/17
The growing fields of GIS application (local administration, tourism, archaeology, geology, ...) has increased the interest in studying the information sharing from different geographic databases, als...
ROAD CENTERLINE VECTORIZATION BY SELF-ORGANIZED MAPPING
Semi-Automated Extraction Self-Organization Cluster Analysis Minimum Spanning Tree
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2014/12/31
A novel approach to semi-automated road centerline extraction from remotely sensed imagery is introduced. Providing inspiration is Kohonen’s self-organizing map (SOM) algorithm. With IFOV < 2m, road f...
Vectorization of ChaCha Stream Cipher
Vectorization Stream Cipher
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2014/3/6
This paper describes software optimization for the stream Cipher ChaCha. We leverage the wide vectorization capabilities of the new AVX2 architecture, to speed up ChaCha encryption (and decryption) on...
VECTORIZATION OF LINEAR FEATURES IN SCANNED TOPOGRAPHIC MAPS USING ADAPTIVE IMAGE SEGMENTATION AND SEQUENTIAL LINE TRACKING
Colour map Vectorization Sliding window Image segmentation Line tracking
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2014/4/28
Vectorization of cartographic features is a difficult task in geographic information acquisition from topographic maps. This paper
presents a semi-automatic approach to linear feature vectorization ...
OBJECT-ORIENTED HIERARCHICAL IMAGE VECTORIZATION
Segmentation scale image vectorization Delaunay triangulation
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2015/11/16
We present proximity graphs based approach to hierarchical image segmentation and vectorization. Our method produces an
irregular pyramid that contains a stack of vectorized images of successively r...