Label synthetic dataset (banner + tag + data_type)

README.md

@@ -1,30 +1,33 @@
 ---
 license: cc-by-4.0
 task_categories:
-  - tabular-classification
+- tabular-classification
 language:
-  - en
+- en
 tags:
-  - environmental-health
-  - noise-pollution
-  - urban-health
-  - hearing-loss
-  - cardiovascular
-  - synthetic
-  - sub-saharan-africa
+- environmental-health
+- noise-pollution
+- urban-health
+- hearing-loss
+- cardiovascular
+- synthetic
+- sub-saharan-africa
 pretty_name: Noise Pollution & Urban Health (SSA)
 size_categories:
-  - 10K<n<100K
+- 10K<n<100K
 configs:
-  - config_name: megacity_traffic
-    data_files: data/noise_megacity.csv
-    default: true
-  - config_name: secondary_city_mixed
-    data_files: data/noise_secondary_city.csv
-  - config_name: periurban_emerging
-    data_files: data/noise_periurban.csv
+- config_name: megacity_traffic
+  data_files: data/noise_megacity.csv
+  default: true
+- config_name: secondary_city_mixed
+  data_files: data/noise_secondary_city.csv
+- config_name: periurban_emerging
+  data_files: data/noise_periurban.csv
+data_type: synthetic
 ---
 
+> ⚠️ **Synthetic dataset** — Parameterized from published SSA literature, not real observations. Not suitable for empirical analysis or policy inference.
+
 # Noise Pollution & Urban Health in Sub-Saharan Africa
 
 ## Abstract