Update repository structure in README with all derivatives

Include stimuli, fMRIPrep, FreeSurfer, QA, stimulus descriptors,
and Jiahui et al. (2023) derivatives with OpenNeuro dataset IDs.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: mvdoc

README.md

@@ -82,13 +82,16 @@ All outputs are saved to `data/derivatives/qa/` following BIDS conventions.
 
 ```
 hyperface-data-paper/
-├── data/                    # BIDS dataset (datalad)
+├── data/                           # BIDS dataset (OpenNeuro ds007329)
+│   ├── stimuli/                    # 707 video clips (4s each)
 │   └── derivatives/
-│       ├── fmriprep/       # Preprocessed fMRI data
-│       ├── freesurfer/     # FreeSurfer outputs
-│       └── qa/             # QA outputs
-├── src/hyperface/          # Python analysis package
-└── scripts/qa/             # QA pipeline scripts
+│       ├── fmriprep/               # fMRIPrep 25.1.4 (OpenNeuro ds007384)
+│       ├── freesurfer/             # FreeSurfer 7.3.2 (OpenNeuro ds007378)
+│       ├── qa/                     # QA outputs (generated by this repo)
+│       ├── stimuli/                # Stimulus descriptors (embeddings, RDMs, ratings)
+│       └── jiahui-2023/            # Data from Jiahui et al. (2023) PNAS
+├── src/hyperface/                  # Python analysis package
+└── scripts/qa/                     # QA pipeline scripts
 ```
 
 ## Citation