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Ontomat Tutorial

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OntoMat-Annotizer

Tutorial


Step 1: Open Ontology-Browser

open_ontology_browser

Open the Ontology-Browser, if not already open.

Step 2: Open Web Browser

open_web_browser

Open the Web-Browser, if not already open.

Step 3: Load HTML document

open_html_file

Load an HTML document by entering the URL of the web document that would you like to annotate. OntoMat-Annotizer will use the URL of your document as the namespace of your annotation. If you don't like that, you can change the namespace with "Tools->HTML Browser->change document namespace". You can check the namespace of your document on the bottom of your browser panel.

Step 4: Open OWL Ontology

open_ontology

Open the OWL ontology, via URI or as file, e.g. the ISWC ontology:
http://annotation.semanticweb.org/ontologies/iswc.owl. Open the URI dialog and click on the "load" button.

Step 5: Browse Ontology

browse_ontologies

Browse through the Ontoloy to get familiar with it

Step 6: Select text

copy_text

Select the text fragment which you like to use for your annotation.

Step 7: Create Instance

create_instance

Select in the ontology the class where the text fragment fits in. Drag the selected text on the appropriate class (drag`n drop). The annotation gets created and thus the text fragment will be shown as an instance of the selected class in the ontology at the ontology browser.

Step 8: Create Attributes

create_attributes

To each created instance, literal attributes can be assigned. The choice of the predefined attributes depends on the class the instance belongs to, e.g. the class "Researcher" has the attributes name, address, email, and telephone number. The attributes can be assigned to the instance by selecting the appropriate text fragment of the web document and copy it to the related property field (drag'n drop).

Step 9: Create Relations

create_relations

Furthermore, the relationships between the created instances can be set, e.g. the Researcher "Bettina Berndt" is affiliated to the "Humbolt University". OntoMat-Annotizer preselects class instances according to the range restrictions of the chosen relation, e.g. the "has_affilation" of a Person must be an Organizations. Therefore only these are offered as potential fillers to the "has_affilation" relation. Choose the appropriate instance and drag it to the relation (drag'n drop). !!Due to implementation reasons, this is not consistent with right mouse click for the other steps!!.

Step 10: Control and Edit you Annotation manually.

annotate_manually

With the annotation tab you can switch to the textual representation of your annotation. You can do here some changes manually, but take care of consistency.

Step 11: Save HTML table page.

save_html

Finally save your annotated HTML table page.

Finish

finish

Congratulations. You learned the most important steps, go and try other features of OntoMat-Annotizer. If you want to, you can have a look at numerous examples of annotated documents.

Extras

Label your Instances

If you want to give youre Instance a more significiant name, right click at the attribute you want to use as the Label, click on Reification-Button and press the "SET AS LABEL" - Button

Multiple Inheritance

If your instance is an instance of more then one classes. Just drag the created instance to the other class. It will be insert as an instance of this class, too.



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Created by jodo
Last modified 2004-10-05 06:07 PM
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