Fix computation of gram matrix (#2475)

Remove unnecessary transpose and replace cell2mat with cat for efficiency.
fieldtrip · Jan 30, 2025 · 80c6e09 · 80c6e09
1 parent 007fbac
commit 80c6e09
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/inverse/ft_inverse_sloreta.m b/inverse/ft_inverse_sloreta.m
@@ -228,7 +228,7 @@
 
 if ~hasfilter
     % compute the Gram matrix and its inversion across all voxels
-    L = cell2mat(sourcemodel.leadfield');
+    L = cat(2,sourcemodel.leadfield{:});
     G = L*L'; % Gram matrix
     invG = inv(G + lambda * eye(size(G))); % regularized G^-1
 end