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stefanocoretta · Mar 20, 2024 · ba05724 · ba05724
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diff --git a/comm/talks/2024-baap/images/life-cycle.png b/comm/talks/2024-baap/images/life-cycle.png
diff --git a/comm/talks/2024-baap/index.html b/comm/talks/2024-baap/index.html
@@ -345,16 +345,22 @@ <h1 class="title">Is vowel duration the product of gestural timing alone? Data f
 <h2>Intrinsic vowel duration</h2>
 
 <img data-src="images/intrinsic.png" class="quarto-figure quarto-figure-center r-stretch"></section>
-<section id="distance-to-travel-duration" class="slide level2">
-<h2>Distance to travel = duration</h2>
+<section id="distance-to-target-duration" class="slide level2">
+<h2>Distance to target = duration</h2>
 
 <img data-src="images/eke-aka-01.png" class="quarto-figure quarto-figure-center r-stretch"><p>[Figure from Ladefoged 1996.]</p>
 <p>On the distance hypothesis, see for example Turk et al 1994.</p>
 </section>
+<section id="section" class="slide level2" data-background-color="var(--inverse)">
+<h2></h2>
+<div class="f1">
+<p><strong>Acoustics (F1) as a proxy for distance to target</strong></p>
+</div>
+</section>
 <section id="a-distance-hypothesis" class="slide level2">
 <h2>(A) Distance hypothesis</h2>
 
-<img data-src="images/dag-a.png" class="quarto-figure quarto-figure-center r-stretch"><p><strong>Full mediation</strong></p>
+<img data-src="images/dag-a.png" class="quarto-figure quarto-figure-center r-stretch"><p><strong>Full mediation</strong> (the effect of vowel is fully mediated by F1)</p>
 </section>
 <section id="phonologisation" class="slide level2">
 <h2>Phonologisation</h2>
@@ -363,7 +369,8 @@ <h2>Phonologisation</h2>
 <p>When the speaker gains control over a mechanical/physiological process (and the process “enters the phonetics” of the language).</p>
 <p>–Bermúdez-Otero 2013</p>
 </div>
-</section>
+
+<img data-src="images/life-cycle.png" class="quarto-figure quarto-figure-center r-stretch"></section>
 <section id="phonologisation-of-intrinsic-duration" class="slide level2">
 <h2>Phonologisation of intrinsic duration</h2>
 
@@ -372,20 +379,26 @@ <h2>Phonologisation of intrinsic duration</h2>
 <section id="b-phonologisation-hypothesis" class="slide level2">
 <h2>(B) Phonologisation hypothesis</h2>
 
-<img data-src="images/dag-b.png" class="quarto-figure quarto-figure-center r-stretch"><p><strong>No mediation</strong></p>
+<img data-src="images/dag-b.png" class="quarto-figure quarto-figure-center r-stretch"><p><strong>No mediation</strong> (vowel and F1 independently affect duration)</p>
 </section>
 <section id="process-scattering" class="slide level2">
 <h2>Process scattering</h2>
 <div class="box-note">
 <p><strong>Process scattering</strong></p>
-<p>Process (or rule) scattering is the scenario in which the same process coexists in two different levels of language.</p>
+<p>Process (or rule) scattering is the scenario by which a process coexists in multiple levels of the language.</p>
 <p>–Bermúdez-Otero 2013</p>
 </div>
+<div class="fragment">
+<div class="box-tip">
+<p><strong>Process scattering (revised)</strong></p>
+<p>Process scattering is the scenario by which two versions of the same process coexist in the language, either in the same level or in consecutive levels.</p>
+</div>
+</div>
 </section>
 <section id="c-process-scattering-hypothesis" class="slide level2">
 <h2>(C) Process scattering hypothesis</h2>
 
-<img data-src="images/dag-c.png" class="quarto-figure quarto-figure-center r-stretch"><p><strong>Partial mediation</strong></p>
+<img data-src="images/dag-c.png" class="quarto-figure quarto-figure-center r-stretch"><p><strong>Partial mediation</strong> (vowel has a direct and mediated effect on duration)</p>
 </section>
 <section id="hypotheses" class="slide level2">
 <h2>Hypotheses</h2>
@@ -425,8 +438,8 @@ <h2>Methods</h2>
 </div>
 </div>
 </section>
-<section id="hypotheses-revisited" class="slide level2">
-<h2>Hypotheses (revisited)</h2>
+<section id="hypotheses-rep." class="slide level2">
+<h2>Hypotheses (rep.)</h2>
 <div class="box-warning">
 <p>In a model with vowel and F1 as predictors:</p>
 <ul>
@@ -465,15 +478,15 @@ <h2>Interpretation</h2>
 </div>
 <div class="fragment">
 <div class="box-tip">
-<p><strong>The results are compatible with the (c) Partial Mediation hypothesis.</strong></p>
+<p><strong>The results are compatible with the (c) Partial Mediation hypothesis (Process Scattering).</strong></p>
 </div>
 </div>
 <div class="fragment">
 <div class="box-note">
 <p>This means that:</p>
 <ul>
-<li><p>Each vowel must have a duration target.</p></li>
-<li><p>Distance to target explains duration within each vowel category.</p></li>
+<li><p>Each vowel must have its <strong>own duration target</strong>.</p></li>
+<li><p>Within each vowel category, <strong>distance to target further modulates duration</strong>.</p></li>
 </ul>
 </div>
 <div class="quarto-auto-generated-content">

diff --git a/comm/talks/2024-baap/index.qmd b/comm/talks/2024-baap/index.qmd
@@ -14,19 +14,25 @@ filters:
 
 ![](images/intrinsic.png){fig-align="center"}
 
-## Distance to travel = duration
+## Distance to target = duration
 
 ![](images/eke-aka-01.png){fig-align="center"}
 
 \[Figure from Ladefoged 1996.\]
 
 On the distance hypothesis, see for example Turk et al 1994.
 
+##   {background-color="var(--inverse)"}
+
+::: f1
+**Acoustics (F1) as a proxy for distance to target**
+:::
+
 ## (A) Distance hypothesis
 
 ![](images/dag-a.png){fig-align="center"}
 
-**Full mediation**
+**Full mediation** (the effect of vowel is fully mediated by F1)
 
 ## Phonologisation
 
@@ -38,6 +44,8 @@ When the speaker gains control over a mechanical/physiological process (and the
 --Bermúdez-Otero 2013
 :::
 
+![](images/life-cycle.png){fig-align="center"}
+
 ## Phonologisation of intrinsic duration
 
 ![](images/intrinsic-phonologised.png){fig-align="center" width="256"}
@@ -48,23 +56,31 @@ When the speaker gains control over a mechanical/physiological process (and the
 
 ![](images/dag-b.png){fig-align="center"}
 
-**No mediation**
+**No mediation** (vowel and F1 independently affect duration)
 
 ## Process scattering
 
 ::: box-note
 **Process scattering**
 
-Process (or rule) scattering is the scenario in which the same process coexists in two different levels of language.
+Process (or rule) scattering is the scenario by which a process coexists in multiple levels of the language.
 
 --Bermúdez-Otero 2013
 :::
 
+. . .
+
+::: box-tip
+**Process scattering (revised)**
+
+Process scattering is the scenario by which two versions of the same process coexist in the language, either in the same level or in consecutive levels.
+:::
+
 ## (C) Process scattering hypothesis
 
 ![](images/dag-c.png){fig-align="center"}
 
-**Partial mediation**
+**Partial mediation** (vowel has a direct and mediated effect on duration)
 
 ## Hypotheses
 
@@ -108,7 +124,7 @@ Process (or rule) scattering is the scenario in which the same process coexists
 -   Bayesian models fitted with [brms](https://paul-buerkner.github.io/brms/) (Bürkner 2017, 2018, 2021) in R (R Core Team 2024).
 :::
 
-## Hypotheses (revisited)
+## Hypotheses (rep.)
 
 ::: box-warning
 In a model with vowel and F1 as predictors:
@@ -145,16 +161,15 @@ In a model with vowel and F1 as predictors:
 . . .
 
 ::: box-tip
-**The results are compatible with the (c) Partial Mediation hypothesis.**
+**The results are compatible with the (c) Partial Mediation hypothesis (Process Scattering).**
 :::
 
 . . .
 
 ::: box-note
 This means that:
 
--   Each vowel must have a duration target.
+-   Each vowel must have its **own duration target**.
 
--   Distance to target explains duration within each vowel category.
+-   Within each vowel category, **distance to target further modulates duration**.
 :::
-