Update README to include new column distribution image and add raw layout examples

README.md

@@ -135,7 +135,13 @@ The arrows indicate the ground truth reading order progression, showing how the
 ### Document Category Distribution
 
 <div align="center">
-  <img src="analysis/category_distribution.png" alt="Category Distribution" width="100%"/>
+  <img src="analysis/column_distribution_by_category.png" alt="Category Distribution" width="100%"/>
+</div>
+
+### Raw Layout Examples
+
+<div align="center">
+  <img src="analysis/source_raw_layouts.png" alt="Source Raw Layouts" width="100%"/>
 </div>
 
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