Onotoa - a Visual Topic Map Schema Editor

Onotoa - A visual Topic Maps schema editor

Dipl.-Inf. Hannes Niederhausen

Topic Maps LabNatural Language Processing Group

Department of Computer ScienceUniversity of Leipzig

12.11.2009 / TMRA09

Dipl.-Inf. Hannes Niederhausen (Topic Maps Lab) 12.11.2009 / TMRA09 1/13

Introduction

I To validate a topic map a schema is needed

I Schema describes the ontology of the topic map

I ISO working group specifies a standard - TMCL

I TMCL is a topic map

I Standard provides some CTM templates for easier writing of schemas

I Creating schemas with templates is nice⇒ it get’s nicer with Onotoa


What is Onotoa

I Is a visual editor for topic map schemas

I Started as graduate at the Topic Maps Lab

I Is in constant development

I Implements almost all constrains of the actual TMCL draft

I Provides visual editors to create a TMCL schemaI Open Source:

I Website: http://onotoa.topicmapslab.deI Source: http://code.google.com/p/onotoaI Usergroup: http://groups.google.com/group/onotoa


Part of Onotoa

I Model View

I Property Details View

I Editor area for diagrameditors


Model View

I Core of Onotoa UserInterface

I Shows overview ofschema and diagrams

I Used to create and opendiagrams


Property Details View

I Provides inputmasks of selectedelements

I Every elementhas its own inputmask calledproperty page


Diagrams

I Onotoa provides two kinds of diagrams:I Domain DiagramsI TMCL Diagrams


Domain Diagram

I Provides an abstract view to the schema

I Helpfull to describe the domain without getting to much detail, like scope,cardinality and reification

I Use it to discuss the domain with clients

I Every element is editable in the diagram


TMCL Diagram

I Visual representation based on GTM level 1 proposal

I Editing of all TMCL constraints possible

I Uses Property Details View for editing constraint and type porperties


Same model - different views


After the schema creation

I Export the schema as TMCL topic map

I Export possible as CTM using TMCL templates or XTM

I Export topic map created with tinyTiM and tinyTiM-mio


Other features

I Import existing TMCL schema

I Export diagrams as png or svg file


You can participate by

I Reporting bugs

I Submit new feature requests


Thank you. . .

. . . for listening


Onotoa - a Visual Topic Map Schema Editor

Technology