fix ncut knn

app.py

@@ -261,9 +261,9 @@ def ncut_run(
             _rgb, _logging_str, _ = compute_ncut(
                 feature[None],
                 num_eig=num_eig,
-                num_sample_ncut=num_sample_ncut,
+                num_sample_ncut=30000,
                 affinity_focal_gamma=affinity_focal_gamma,
-                knn_ncut=knn_ncut,
+                knn_ncut=1,
                 knn_tsne=knn_tsne,
                 num_sample_tsne=num_sample_tsne,
                 embedding_method=embedding_method,