added reset parameters button

optimize_demo.py

@@ -605,6 +605,11 @@ def create_gradio_interface(plate_metadata, default_fields, data_xr, pixel_scale
                     info="Azimuthal angle of illumination tilt",
                 )
 
+                # Reset button
+                reset_params_btn = gr.Button(
+                    "🔄 Reset Parameters", variant="secondary", size="sm"
+                )
+
                 gr.Markdown("---")
 
                 # Section 4: Reconstruction Actions
@@ -675,6 +680,7 @@ def create_gradio_interface(plate_metadata, default_fields, data_xr, pixel_scale
             na_ill_slider,
             tilt_zenith_slider,
             tilt_azimuth_slider,
+            reset_params_btn,
             num_iterations_slider,
             optimize_btn,
             reconstruct_btn,
@@ -702,6 +708,7 @@ def _wire_event_handlers(
     na_ill_slider,
     tilt_zenith_slider,
     tilt_azimuth_slider,
+    reset_params_btn,
     num_iterations_slider,
     optimize_btn,
     reconstruct_btn,
@@ -723,6 +730,29 @@ def _wire_event_handlers(
         outputs=[z_slider, image_viewer, current_data_xr, current_pixel_scales],
     )
 
+    # Reset parameters to initial values
+    def reset_parameters():
+        """Reset all reconstruction parameters to their initial config values."""
+        return (
+            Config.OPTIMIZABLE_PARAMS["z_offset"][1],
+            Config.OPTIMIZABLE_PARAMS["numerical_aperture_detection"][1],
+            Config.OPTIMIZABLE_PARAMS["numerical_aperture_illumination"][1],
+            Config.OPTIMIZABLE_PARAMS["tilt_angle_zenith"][1],
+            Config.OPTIMIZABLE_PARAMS["tilt_angle_azimuth"][1],
+        )
+
+    reset_params_btn.click(
+        fn=reset_parameters,
+        inputs=[],
+        outputs=[
+            z_offset_slider,
+            na_det_slider,
+            na_ill_slider,
+            tilt_zenith_slider,
+            tilt_azimuth_slider,
+        ],
+    )
+
     # NA slider linking: Ensure NA_illumination <= NA_detection (physical constraint)
     # Only enforce when NA_detection changes (avoid feedback loop)
     def enforce_na_constraint(na_det_value, na_ill_value):