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Interactive recognition of hand-drawn circuit diagrams

Thesis (MScEng (Electrical and Electronic Engineering))--University of Stellenbosch, 2006. / When designing electronic circuits, engineers frequently make hand-drawn
sketches of circuits. These are then captured with a computerised design.
This study aims to create an alternative to the common schematic capture
process through the use of an interactive pen-based interface to the
capturing software.
Sketches are interpreted through a process of vectorising the user’s strokes
into primitive shapes, extracting information on intersections between primitives
and using a naive Bayesian classifier to identify symbol components.
Various alternative approaches were also considered.
It is concluded that it is feasible to use a pen-based interface and underlying
recognition engine to capture circuit diagrams. It is hoped that this would
provide an attractive early design environment for the engineer and enhance
productivity.

Identiferoai:union.ndltd.org:netd.ac.za/oai:union.ndltd.org:sun/oai:scholar.sun.ac.za:10019.1/2477
Date12 1900
CreatorsDreijer, Janto F.
ContributorsGerber, H. R., Niesler, T. R., University of Stellenbosch. Faculty of Engineering. Dept. of Electrical and Electronic Engineering.
PublisherStellenbosch : University of Stellenbosch
Source SetsSouth African National ETD Portal
LanguageEnglish
Detected LanguageEnglish
TypeThesis
Format1049434 bytes, application/pdf
RightsUniversity of Stellenbosch

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