[developers] Semantic treebanking without grammar?

Stephan Oepen oe at ifi.uio.no
Wed Jul 3 17:01:54 CEST 2013

i expect both exporting and MEM training can be made to work (with minor
adjustments, probably) for ‘external’ (non-DELPH-IN) treebanks.  once you
have a sample of annotated data, please let me know.


On Wednesday, July 3, 2013, Berthold Crysmann wrote:

> On 30/06/13 00:41, Stephan Oepen wrote:
>> hi berthold,
>> i think there are two variables that need to be set:
>>    (setf lkb::*tree-discriminants-mode* :modern)
>>    (setf lkb::*tree-display-view* :modern)
>> plus there was an assumption that the ‘mrs’ field be populated in the
>> ‘result’ relation, but the ‘derivation’ field be empty.  i have purged the
>> latter assumption, and added to the [incr tsdb()] podium two toggles:
>>    Trees|Switches|Semantic Discriminants
>>    Trees|Switches|Show Elementary Dependencies
>> there is a new 64-bit run-time binary in the LOGON tree, so i would
>> suggest you ‘make update’ and then try with the two switches above
>> set from the podium.
>> please let me know in case you run into more problems!  oe
>>  That seems to work indeed. Thank you very much.
> Would it be possible to also train/test models for non LKB grammars using
> the tree structure ?
> B
>  we would like to do some MRS treebanking on the output of a French TAG.
>>> Obviously, we cannot replay derivations with the LKB, so
>>> we thought that we could simply treebank using the discriminators
>>> extracted
>>> from the MRS. I quickly tried this out with a Hausa treebank, i.e.
>>> activating Trees|Annotate without any grammar loaded, and the fine system
>>> just outputs error messages complaining it cannot reconstruct the trees.
>>> *tree-discriminants-mode* is set to :modern.
>>> Is it possible at all? I remember an LREC 2006 paper on this. What do I
>>> have
>>> to do configuration-wise to make it possible?
> --
> Berthold Crysmann <crysmann at linguist.jussieu.fr>
> CNRS, Laboratoire de linguistique formelle (UMR 7110), U Paris Diderot
> Case 7031, 5 rue Thomas Mann, 75205 Paris cedex 13
> Bureau 545, bâtiment Olympe de Gouges, rue Albert Einstein, 75013 Paris

+++ Universitetet i Oslo (IFI); Boks 1080 Blindern; 0316 Oslo; (+47) 2284
+++    --- oe at ifi.uio.no; stephan at oepen.net; http://www.emmtee.net/oe/ ---
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