Upload README.md

README.md

@@ -180,27 +180,27 @@ homepage: https://vlar-group.github.io/PhysInOne.html
 <a href="#summary">📌 Summary</a><br>
 <a href="#release-timetable">🚀 Release Timetable</a><br>
 <a href="#how-to-download">📥 How to Download</a><br>
-&nbsp;&nbsp;&nbsp;<a href="#download-scripts">1. Download Scripts</a><br>
-&nbsp;&nbsp;&nbsp;<a href="#install-dependencies">2. Install Dependencies</a><br>
-&nbsp;&nbsp;&nbsp;<a href="#filter-cases">3. Filter Cases</a><br>
-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="#filter-by-split">3.1 Split</a><br>
-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="#filter-by-split-and-activity">3.2 Split + Activity</a><br>
-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="#filter-by-phenomenon">3.3 Phenomenon</a><br>
-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="#random-sampling">3.4 Random Sampling</a><br>
-&nbsp;&nbsp;&nbsp;<a href="#download-selected-cases">4. Download Cases</a><br>
+   <a href="#download-scripts">1. Download Scripts</a><br>
+   <a href="#install-dependencies">2. Install Dependencies</a><br>
+   <a href="#filter-cases">3. Filter Cases</a><br>
+      <a href="#filter-by-split">3.1 Split</a><br>
+      <a href="#filter-by-split-and-activity">3.2 Split + Activity</a><br>
+      <a href="#filter-by-phenomenon">3.3 Phenomenon</a><br>
+      <a href="#random-sampling">3.4 Random Sampling</a><br>
+   <a href="#download-selected-cases">4. Download Cases</a><br>
 <a href="#dataset-structure">📦 Dataset Structure</a><br>
 <a href="#data-splits">📊 Data Splits</a><br>
 <a href="#data-fields">🧩 Data Fields</a><br>
-&nbsp;&nbsp;&nbsp;• <a href="#physical-phenomena">Physical Phenomena</a><br>
+   • <a href="#physical-phenomena">Physical Phenomena</a><br>
 <a href="#annotation-details">📝 Annotation Details</a><br>
-&nbsp;&nbsp;&nbsp;• <a href="#depth">Depth</a><br>
-&nbsp;&nbsp;&nbsp;• <a href="#segmentation">Segmentation</a><br>
-&nbsp;&nbsp;&nbsp;• <a href="#captions">Captions</a><br>
-&nbsp;&nbsp;&nbsp;• <a href="#trajectories">Trajectories</a><br>
-&nbsp;&nbsp;&nbsp;• <a href="#cameras">Cameras</a><br>
-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;◦ <a href="#camera-json-structure">Camera JSON structure</a><br>
-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;◦ <a href="#dynamic-camera-behavior">Dynamic camera behavior</a><br>
-&nbsp;&nbsp;&nbsp;• <a href="#point-clouds">Point Clouds</a><br>
+   • <a href="#depth">Depth</a><br>
+   • <a href="#segmentation">Segmentation</a><br>
+   • <a href="#captions">Captions</a><br>
+   • <a href="#trajectories">Trajectories</a><br>
+   • <a href="#cameras">Cameras</a><br>
+      ◦ <a href="#camera-json-structure">Camera JSON structure</a><br>
+      ◦ <a href="#dynamic-camera-behavior">Dynamic camera behavior</a><br>
+   • <a href="#point-clouds">Point Clouds</a><br>
 <a href="#license">📜 License</a><br>
 <a href="#citation">📚 Citation</a><br>
 <a href="#contact">📮 Contact</a><br>
@@ -347,7 +347,7 @@ python scripts/filter_cases.py \
 
 <div style="margin-left: 64px;">
 
-By default, phenomenon matching uses `contains` mode. For example, the following command selects all double-physics cases that contain `FrictionStop`(All physical phenomena and their abbreviations can be found in Part `Data Fields`.):
+By default, phenomenon matching uses `contains` mode. For example, the following command selects all double-physics cases that contain `FrictionStop`(For all physical phenomena and their abbreviations, please refer to the **Data Fields** section below.):
 
 ```bash
 python scripts/filter_cases.py \