From cd5087c7db9df5db1e84112cb294bed832bca3de Mon Sep 17 00:00:00 2001
From: Brizar <1500595+bmmtstb@users.noreply.github.com>
Date: Wed, 5 Jun 2024 11:35:46 +0200
Subject: [PATCH] Update dataset_structure.md

Provide more information for the ignore regions
---
 doc/dataset_structure.md | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/doc/dataset_structure.md b/doc/dataset_structure.md
index 121ebbf..52834af 100644
--- a/doc/dataset_structure.md
+++ b/doc/dataset_structure.md
@@ -45,12 +45,16 @@ A sample annotation file in `posetrack_data` has the following format:
             "file_name": images/train/000001_bonn_train/000000.jpg, 
             "has_labeled_person": false,        # true,  if a frame contaisn annotated bounding boxes (with or without keypoints)
             "ignore_regions_y": [
-                [y11,  y12,  y13,  ...,  y1n], 
-                [y21,  y22,  y23,  ...,  y2n]
+                [y11,  y12,  y13,  ...,  y1n],  # y-coordinates of n-sided polygon
+                [y21,  y22,  y23,  ...,  y2m],
+                [...],
+                [yN1,  yN2,  yN3,  ...,  yNo],  # N polygons with possibly a different number of sides
             ],  
             "ignore_regions_x": [
-                [x11,  x12,  x13,  ...,  x1n], 
-                [x21,  x22,  x23,  ...,  x2n]
+                [x11,  x12,  x13,  ...,  x1n],  # x-coordinates of n-sided polygon
+                [x21,  x22,  x23,  ...,  x2m],
+                [...],
+                [xN1,  xN2,  xN3,  ...,  xNo],
             ] 
         }
     ],