Modified default thresholds for display and gap

app.py

@@ -108,7 +108,7 @@ def run_detection(image, model):
     return out_img, det_json
 
 
-def run_dfine_classify(image, refs_path, dfine_threshold, dfine_model_choice, min_display_conf=0.705, gap_threshold=0.02):
+def run_dfine_classify(image, refs_path, dfine_threshold, dfine_model_choice, min_display_conf=0.703, gap_threshold=0.005):
     """Tab 2: D-FINE first, then classify crops with Jina.
     Returns (group_crop_gallery, known_crop_gallery, status_message).
     """
@@ -232,7 +232,9 @@ with gr.Blocks(title="Small Object Detection") as app:
                 "**D-FINE** runs first (person/car grouping), then small-object crops are classified with **Jina**. "
                 "Choose D-FINE model size (Medium or Large). "
                 "Uses the **refs** folder (one subfolder per class, e.g. refs/phone/, refs/cigarette/) "
-                "with reference images."
+                "with reference images.\n\n"
+                "**Gap** = how much the top class (e.g. gun) must beat the next-best class (e.g. phone). "
+                "Bigger gap means the model is more sure; we only accept the label if both confidence and gap are high enough."
             )
 
             with gr.Row():
@@ -285,7 +287,7 @@ with gr.Blocks(title="Small Object Detection") as app:
                     threshold_slider = gr.Slider(
                         minimum=0.0,
                         maximum=1.0,
-                        value=0.705,
+                        value=0.703,
                         step=0.005,
                         label="Threshold (min display confidence)",
                     )
@@ -293,9 +295,9 @@ with gr.Blocks(title="Small Object Detection") as app:
                     gap_slider = gr.Slider(
                         minimum=0.0,
                         maximum=0.02,
-                        value=0.02,
+                        value=0.005,
                         step=0.001,
-                        label="Gap threshold (best − second-best; accept class only if gap ≥ this)",
+                        label="Gap: how much the top guess must beat the runner-up (higher = stricter, fewer accepted)",
                     )
 
                     out_gallery_dfine = gr.Gallery(