Clarify scope: this repo holds part16-19 screenshots; xwm/WildGUI has all annotations + part1-15 screenshots

README.md

@@ -1,5 +1,5 @@
 ---
-pretty_name: WildGUI Screenshots
+pretty_name: WildGUI Screenshots (part16–19)
 license: cc-by-nc-4.0
 language:
 - en
@@ -18,39 +18,44 @@ size_categories:
 - 1M<n<10M
 ---
 
-# WildGUI Screenshots
+# WildGUI Screenshots (part16–19)
 
-This repository hosts the **screenshot images** for **WildGUI**, the dataset
-introduced by Video2GUI. It is the image companion to the annotation release at
-[`xwm/WildGUI`](https://huggingface.co/datasets/xwm/WildGUI).
+This repository hosts the **screenshot images for `part16`–`part19`** of
+**WildGUI**, the dataset introduced by Video2GUI. It extends the main release at
+[`xwm/WildGUI`](https://huggingface.co/datasets/xwm/WildGUI), which already
+contains all annotations plus the screenshots for `part1`–`part15`.
 
-The two repositories are split by content type:
+The two repositories are split as follows:
 
-| Repository | Content |
-|---|---|
-| [`xwm/WildGUI`](https://huggingface.co/datasets/xwm/WildGUI) | JSONL **annotations**: task instructions, plans, and ordered action trajectories. No images. |
-| `joker-112/WildGUI_Screenshots` (this repo) | The **screenshot frames** referenced by those trajectories, packed as tar shards. |
+| Repository | Annotations | Screenshots |
+|---|---|---|
+| [`xwm/WildGUI`](https://huggingface.co/datasets/xwm/WildGUI) | **All** parts (JSONL) | `part1`–`part15` |
+| `joker-112/WildGUI_Screenshots` (this repo) | — | `part16`–`part19` |
 
-You need both to train or evaluate: the annotations in `xwm/WildGUI` tell you
-*what action happens and where*, and each action points at one screenshot frame
-stored here.
+So the annotations for `part16`–`part19` live in `xwm/WildGUI`, while their
+screenshot frames live here. To work with `part16`–`part19` you need both: the
+trajectories from `xwm/WildGUI` tell you *what action happens and where*, and
+each action points at one screenshot frame stored in this repo.
 
 ## File Layout
 
-Screenshots are grouped into the same `partN` shards as the annotation JSONL
-files, then packed into uncompressed tar archives (the frames are already
+Screenshots are grouped by the same `partN` shards used for the annotations,
+then packed into uncompressed tar archives (the frames are already
 JPEG-compressed):
 
 ```text
 screenshots/
-  part1/
-    wildgui_part1_images_000001.tar
-    wildgui_part1_images_000002.tar
+  part16/
+    wildgui_part16_images_000001.tar
+    wildgui_part16_images_000002.tar
+    ...
+  part17/
+    wildgui_part17_images_000001.tar
     ...
-  part2/
-    wildgui_part2_images_000001.tar
+  part18/
+    ...
+  part19/
     ...
-  ...
 ```
 
 Each tar holds up to ~20,000 frames. Inside a tar, every frame is stored under a
@@ -64,16 +69,13 @@ per-video directory:
 `minutes_seconds` (e.g. the annotation timestamp `"00:18"` →
 `screenshot_00_18.jpg`).
 
-> Parts are uploaded incrementally. Check the repository file list to see which
-> `partN` directories are currently available.
-
 ## Linking an Annotation to its Screenshot
 
-Each trajectory action in `xwm/WildGUI` maps to exactly one frame in this repo.
-Given a record's `video_id` and an action's `timestamp`:
+Each trajectory action in `xwm/WildGUI` (for `part16`–`part19`) maps to exactly
+one frame in this repo. Given a record's `video_id` and an action's `timestamp`:
 
-1. Take the `partN` matching the annotation shard (e.g. `wildgui_part3.jsonl` →
-   `screenshots/part3/`).
+1. Take the `partN` matching the annotation shard (e.g. `wildgui_part17.jsonl` →
+   `screenshots/part17/`).
 2. Normalize the timestamp to `MM_SS`: timestamps like `"00:18"`, `"1:05"`, or a
    raw second count are converted to total `minutes_seconds`, each part
    zero-padded to two digits.
@@ -105,14 +107,14 @@ Download a single part with the `huggingface_hub` CLI:
 ```bash
 hf download joker-112/WildGUI_Screenshots \
   --repo-type dataset \
-  --include "screenshots/part1/*" \
+  --include "screenshots/part16/*" \
   --local-dir ./wildgui_screenshots
 ```
 
 Then unpack the tar shards (each expands into `{video_id}/screenshot_*.jpg`):
 
 ```bash
-for t in ./wildgui_screenshots/screenshots/part1/*.tar; do
+for t in ./wildgui_screenshots/screenshots/part16/*.tar; do
   tar -xf "$t" -C ./wildgui_frames
 done
 ```
@@ -122,6 +124,9 @@ without extracting to disk.
 
 ## Notes
 
+- This repo covers **only** `part16`–`part19`. For `part1`–`part15` screenshots
+  and for all annotations, use
+  [`xwm/WildGUI`](https://huggingface.co/datasets/xwm/WildGUI).
 - A small fraction of annotated frames may be missing from the packed shards
   (source frame unavailable at pack time); treat a missing
   `{video_id}/screenshot_{MM_SS}.jpg` as a skippable example rather than an