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Hsu's StrongStart(κ/π) #531

Closed nkalivoda closed 3 years ago

nkalivoda commented 3 years ago

Versions of StrongStart from Hsu (2016, pp. 94-95):

...I propose that StrongStart constraints are indexed to an additional prosodic constituent, such that the constraints are sensitive to larger prosodic boundaries that the StrongStart-violating structures are aligned with.

(56) StrongStart(κ/π) Assign a violation mark for every prosodic constituent whose leftmost daughter constituentt is of type κ and is lower in the Prosodic Hierarchy than its sister constituent immediately to the right, where κ is at the left edge of a prosodic constituent π.

The relevant notion of 'left edge' is defined as follows: (57) A prosodic constituent κ is at the left edge of prosodic constituent π iff. a. π dominates κ, and b. no prosodic constituent that both dominates κ and is dominated by π has a leftmost daughter constituent that does not contain κ.

Given this expanded constraint schema, we can define two separate constraints, StrongStart(σ/IntP) and StrongStart(σ/PPh).

I suppose that given Layeredness, all of the following are logical possibilities here:

I.e., any pair (π,κ) where level(κ) ≤ level(π). (The last one, (σ,σ), is probably useless, since as far as I know no one thinks syllables can be recursive.)

jbellik commented 3 years ago

This is very interesting. I'm really happy to see that someone is actually using a category-specific version of StrongStart since it makes my remarks on this in Ch. 8 more relevant. But I guess that means it would've been better if I hadn't just removed all uses of k from the SPOT strongStart constraints!

I'd like to talk at some point about possibly changing our StrongStart function naming schema to match what's in the chapter I've been writing. Mainly I think it's a bit unfortunate to have "_Elfner" suffixed onto the local version of the constraint since Hsu's version is also a local SS that just differs in being category-specific, if I understand right. I'd like to implement this as an optional category argument (or arguments) on the existing strongStart_Elfner function, rather than making a brand new one with most of the code repeated.

On Mon, Dec 7, 2020 at 7:38 AM Nick Kalivoda notifications@github.com wrote:

Versions of StrongStart from Hsu (2016, pp. 94-95):

...I propose that StrongStart constraints are indexed to an additional prosodic constituent, such that the constraints are sensitive to larger prosodic boundaries that the StrongStart-violating structures are aligned with.

(56) StrongStart(κ/π) Assign a violation mark for every prosodic constituent whose leftmost daughter constituentt is of type κ and is lower in the Prosodic Hierarchy than its sister constituent immediately to the right, where κ is at the left edge of a prosodic constituent π.

...

Given this expanded constraint schema, we can define two separate constraints, StrongStart(σ/IntP) and StrongStart(σ/PPh).

I suppose that given Layeredness, all of the following are logical possibilities here:

  • (ι,ι), (φ,ι), (ω,ι), (Ft,ι), (σ,ι)
  • (φ,φ), (ω,φ), (Ft,φ), (σ,φ)
  • (ω,ω), (Ft,ω), (σ,ω)
  • (Ft,Ft), (σ,Ft)
  • (σ,σ)

I.e., any pair (π,κ) where level(κ) ≤ level(π). (The last one, (σ,σ), is probably useless, since as far as I know no one thinks syllables can be recursive.)

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jbellik commented 3 years ago

Ok actually on closer reading, I see that this double-categorized SS isn't really an instance of Elfner's SS, because of its invocation of the left edge at any depth. I think this is a variant of your StrongStartInit that we put in the Irish talk at AMP2020! and which I struggled to create a general definition for. Hsu's definition of "left edge" may be helpful.

nkalivoda commented 3 years ago

All good points. We should talk about this.