Laboratory of the Aurora Center for Language Acquisition, Variation, and Attrition
AcqVA Aurora Lab

Workshop: Visual world eye-tracking analysis in R (with Aine Ito, 16-17.02.2023)

Summary

In this workshop, we will look at five different analysis methods for analysing the time-course of visual world eye-tracking data (growth curve analysis, cluster-based permutation analysis, bootstrapped differences of timeseries, generalised additive modelling, and divergence point analysis). I will first introduce these analysis methods and discuss the advantages and disadvantages of each method to help you choose the appropriate method for your research question. In the tutorials, I will guide you through the analysis steps to help you understand what each code is doing. 

R package

If you would like to follow along the analysis during the tutorials, please download the stats.VWP package from my GitHub website (https://github.com/aineito/stats.VWP). (Please make sure to do this a couple of days before the workshop as I will still be working on the package until then). The tutorials can be launched anytime, so I hope they will be a useful guide when you apply the analysis to your own data. If you are not very familiar with R but would like to learn how each method works, you are welcome to just watch me going through the codes. Downloading the package is completely optional.

Schedule

TimeDay 1Day 2
9:00 – 9:50Introduction to different methods of analysing visual world eye-tracking data (talk)Bootstrapped differences of timeseries (tutorial)
9:50 – 10:00BreakBreak
10:00 – 10:50Growth curve analysis (tutorial)Generalised additive modelling (tutorial)
10:50 – 11:00BreakBreak
11:00 – 11:50Cluster-based permutation analysis (tutorial)Divergence point analysis (tutorial)

Reference

Ito, A. & Knoeferle, P. (2022) Analysing data from the psycholinguistic visual-world paradigm: Comparison of different analysis methods. Behavior Research Methods. doi: 10.3758/s13428-022-01969-3

Links to Videos

You can watch video recordings from Day 1 and Day 2 of the workshop on our YouTube channel:

Day 1:
https://youtu.be/GIodDcXTaQ8
Day 2:
https://youtu.be/r3jwo1dE-Ik

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