Remove GT brain pre-fill on feature selection — only load when image is selected

scripts/explorer/panels/feature.py

@@ -17,7 +17,7 @@ from bokeh.models import Button, Div
 
 from ..state import _S, active_ds
 from ..brain import HAS_DYNADIFF, render_cortical_profile
-from ..feature_logic import build_stats_html, build_top_mei_items, get_nsd_sample_basename
+from ..feature_logic import build_stats_html, build_top_mei_items
 from ..rendering import status_html, make_image_grid_html
 from .. import widgets
 
@@ -83,13 +83,6 @@ def update_feature_display(feature_idx):
             top_infos, f"Top MEIs (feature {feat}){subset_label}",
             img_indices=top_img_is, cols=3)
 
-        # Pre-fill DynaDiff sample with the top NSD image for this feature
-        if HAS_DYNADIFF:
-            basename = get_nsd_sample_basename(feat, _ds)
-            if basename:
-                from .steering import set_nsd_sample
-                set_nsd_sample(basename)
-
         status_div.text = status_html('idle', '')
 
         # Render cortical profile in background thread so the UI stays responsive