Add dataset card

README.md

@@ -42,10 +42,10 @@ Demonstration of software to generate synthetic data of structural defects in a
 
 ## Dataset Characterization
 **Data Collection Method by Dataset:**
-- Hybrid — Human, Automatic/Sensors (photographic capture at PCB inspection stations, plus synthetic image augmentations such as flips, rotations, and brightness adjustments)
+- Human
 
 **Labeling Method by Dataset:**
-- Human (per-defect binary masks)<br>
+- Not Applicable<br>
 
 ## Dataset Format
 PNG / JPG image files (with accompanying JSON / JSONL metadata).<br>