<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The concept of digital manufacturing supposes application of digital technologies in the whole product life cycle. Direct digital manufacturing includes such information technology processes, where products are directly manufactured from 3D CAD model. In digital manufacturing, engineering drawing is replaced by CAD product model. In the contemporary practice, lots of engineering paper-based drawings are still archived. They could be digitalized by scanner and stored to one of the raster graphics format and after that vectorized for interactive editing in the specific software system for technical drawing or for archiving in some of the standard vector graphics file format. The vector format is suitable for 3D model generating, too.The article deals with using of selected integral transformations (Fourier, Hough) in the phase of digitalized raster engineering drawings vectorization.</p></abstract>

The concept of digital manufacturing supposes application of digital technologies in the whole product life cycle. Direct digital manufacturing includes such information technology processes, where products are directly manufactured from 3D CAD model. In digital manufacturing, engineering drawing is replaced by CAD product model. In the contemporary practice, lots of engineering paper-based drawings are still archived. They could be digitalized by scanner and stored to one of the raster graphics format and after that vectorized for interactive editing in the specific software system for technical drawing or for archiving in some of the standard vector graphics file format. The vector format is suitable for 3D model generating, too.The article deals with using of selected integral transformations (Fourier, Hough) in the phase of digitalized raster engineering drawings vectorization.

Experimental Evaluation of Integral Transformations for Engineering Drawings Vectorization

Slovak University of Technology, Faculty of Materials Science and Technology in Trnava, Institute of Applied Informatics and Mathematics, Hajdóczyho 1, 917 24 Trnava, Slovakia

Research Papers Faculty of Materials Science and Technology Slovak University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The concept of digital manufacturing supposes application of digital technologies in the whole product life cycle. Direct digital manufacturing includes such...

Experimental Evaluation of Integral Transformations for Engineering Drawings Vectorization

Published Online: Feb 06, 2015

Page range: 49 - 56

DOI: https://doi.org/10.2478/rput-2014-0034

Keywords
paper-based engineering drawing, integral transformations, CAD, vectorization

© by Jozef Vaský

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Experimental Evaluation of Integral Transformations for Engineering Drawings Vectorization

Published Online: Feb 06, 2015

Page range: 49 - 56

DOI: https://doi.org/10.2478/rput-2014-0034

Keywordspaper-based engineering drawing, integral transformations, CAD, vectorization

© by Jozef Vaský

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
paper-based engineering drawing, integral transformations, CAD, vectorization