[developers] Lexical rules changing predicate symbols
aac10 at cl.cam.ac.uk
Thu Dec 31 20:44:25 CET 2015
On 31/12/2015 01:28, Woodley Packard wrote
> However, I don’t see that the class of rules Ann alluded to has to be
> monotonic. For example, the lexicon could be underspecified for POS
> or sense, and lexical rules could specialize that.
I don't actually like this (with my lexical rule hat on) but I agree it
should be possible (with my supporting useful formal devices hat on)
>> On Dec 30, 2015, at 3:22 PM, Emily M. Bender <ebender at uw.edu
>> <mailto:ebender at uw.edu>> wrote:
>> Dear Ann, Dear all,
>> I wanted to follow up on a comment Ann made in the recent thread
>> on predicate naming in MRS. I've changed the subject line because
>> I think this is orthogonal to the main discussion in the previous thread.
>> Ann's comment:
>> ---------- Forwarded message ----------
>> From: Ann Copestake <aac10 at cl.cam.ac.uk <mailto:aac10 at cl.cam.ac.uk>>
>> Date: Mon, Dec 28, 2015 at 2:54 PM
>> Subject: Re: [developers] predicate naming in MRS
>> To: developers at delph-in.net <mailto:developers at delph-in.net>
>> The case issue also relates to treating the predicates as having a
>> three-part structure (lexeme/pos/sense) throughout the codebase (with
>> an option to allow simpler names for toy grammars). This is
>> something we have been discussing for a long time ... I believe that
>> this is the right way to look at predicate symbols in *MRS - i.e., as
>> an additional annotation on lexemes. There would be advantages to
>> doing this in the grammar - it allows for alternations that change
>> sense to be implemented in lexical rules. If we do this, then the
>> lexeme part should reflect the conventional spelling, which might
>> include case variation (and, naturally, non-ASCII characters).
>> I was surprised by this remark, because lexical rules changing predicate
>> symbols (if that's what you mean, Ann) strikes me as non-monotonic.
>> Can you clarify?
>> Emily M. Bender
>> Professor, Department of Linguistics
>> Check out CLMS on facebook! http://www.facebook.com/uwclma
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the developers