[topicmapmail] Superclass-subclass indentation in the Omnigat or

Fri, 10 Jan 2003 09:29:04 -0500

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Hi,

> Dichev (or is Christo your first name?),

My first name is Christo.

> I think the standards people did a _good_ job not to hard-code a set
> of relations in the XTM standard, like
>
>  - component-member (wing/airplane)
>  - member-collection (tree/forest)
>  - portion-mass (slice)
>  - place-area (city/country)
>  ....

>They seem to be far too application specific. Even 'is-part-of' is
>different for
>
>  #  "Reinforcement learning" is part of "Machine learning"
>  (is-part-of-1)
>  part  : reinforcement-learning
>  whole : machine-learning
>
> and
>
>  # parketry floor is part of my house
>  (is-part-of-2)
>  part  : parketry-floor
> whole : rho-house

A similar argument can be applied  to "is-a" - I would classify this 
relation also  application specific if one has to make a distinction 
between "concrete instance" and "abstract instance".

Cheers,
Christo

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<P><FONT SIZE=2>Hi,</FONT>
</P>

<P><FONT SIZE=2>&gt; Dichev (or is Christo your first name?),</FONT>
</P>

<P><FONT SIZE=2>My first name is Christo.</FONT>
</P>

<P><FONT SIZE=2>&gt; I think the standards people did a _good_ job not to hard-code a set</FONT>
<BR><FONT SIZE=2>&gt; of relations in the XTM standard, like</FONT>
<BR><FONT SIZE=2>&gt;</FONT>
<BR><FONT SIZE=2>&gt;&nbsp; - component-member (wing/airplane)</FONT>
<BR><FONT SIZE=2>&gt;&nbsp; - member-collection (tree/forest)</FONT>
<BR><FONT SIZE=2>&gt;&nbsp; - portion-mass (slice)</FONT>
<BR><FONT SIZE=2>&gt;&nbsp; - place-area (city/country)</FONT>
<BR><FONT SIZE=2>&gt;&nbsp; ....</FONT>
</P>

&gt;They seem to be far too application specific. Even 'is-part-of' is
 &gt;different for
 &gt;
 &gt;&nbsp; #&nbsp; &quot;Reinforcement learning&quot; is part of &quot;Machine learning&quot;
 &gt;&nbsp; (is-part-of-1)
 &gt;&nbsp; part&nbsp; : reinforcement-learning
 &gt;&nbsp; whole : machine-learning
 &gt;
 &gt; and
 &gt;
 &gt;&nbsp; # parketry floor is part of my house
 &gt;&nbsp; (is-part-of-2)
 &gt;&nbsp; part&nbsp; : parketry-floor
 &gt; whole : rho-house

<P><FONT SIZE=2>A similar argument can be applied&nbsp; to &quot;is-a&quot; - I would classify this </FONT>
<BR><FONT SIZE=2>relation also&nbsp; application specific if one has to make a distinction </FONT>
<BR><FONT SIZE=2>between &quot;concrete instance&quot; and &quot;abstract instance&quot;.</FONT>
</P>

<P><FONT SIZE=2>Cheers,</FONT>
<BR><FONT SIZE=2>Christo</FONT>
</P>

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