Update models/detection/detector.py

models/detection/detector.py

@@ -28,8 +28,9 @@ class ObjectDetector:
             "yolov11b": "yolov11b",
             "rtdetr": "rtdetr"
         }
-        
-        model_key = model_key.lower() #to make model_key case-insensitive
+
+        raw_key = model_key.lower()
+        model_key = alias_map.get(raw_key, raw_key) #to make model_key case-insensitive
         repo_map = {
             "yolov5n": ("ultralytics/yolov5", "yolov5n.pt"),
             "yolov8n": ("ultralytics/yolov8", "yolov8n.pt"),