Update README.md

README.md

@@ -10,7 +10,7 @@ Each value is a [0, 1] decimal number indicating the ratio of the corresponding
 
 The data we released is divided into three domains: mobile, desktop and web.
 
-All annotated data are stored in JSON format and each sample contains:
+All annotation data are stored in JSON format and each sample contains:
 * `img_filename`: the interface screenshot file
 * `instruction`: human instruction
 * `bbox`: the bounding box of the target element corresponding to instruction
@@ -24,7 +24,9 @@ The data is stored under the *mobile_domain* directory. Our mobile grounding dat
 #### AMEX
 Android Multi-annotation EXpo (AMEX) is a comprehensive, large-scale dataset designed for generalist mobile GUI-control agents [1].
 
+The annotation data are stored in
 
+-'amex_raw.json'
 
 Due to the single file size limitation of Hugging Face datasets, we stored the Amex images in *zip* format and split them into several sub-files. 
 
@@ -39,4 +41,21 @@ cat amex_images_part_* > amex_images.zip
 7z x amex_images.zip -aoa -o/path/to/extract/folder
 ```
 
+#### UIBert
 
+This is a dataset extended from Rico for two tasks: similar UI component retrieval and referring expression component retrieval [2].
+
+The annotation data are stored in
+
+-'uibert_raw.json'
+
+The UIBert images are stored in
+
+-'UIBert.zip'
+
+#### Widget Captioning
+Widget Captioning data are collected by [2]. 
+
+The annotation data are stored in
+
+-'amex_raw.json'