From 329f649c5cd565ada5e5e6cc7292dfef9df4cccb Mon Sep 17 00:00:00 2001
From: Sam <119359217+srken32@users.noreply.github.com>
Date: Wed, 24 Jul 2024 19:07:28 -0400
Subject: [PATCH] added similarity metric keyword to stats.isc (defaults to
 correlation)

---
 nltools/stats.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/nltools/stats.py b/nltools/stats.py
index 7e93afbb..d3c04648 100644
--- a/nltools/stats.py
+++ b/nltools/stats.py
@@ -1943,6 +1943,7 @@ def isc(
     tail=2,
     n_jobs=-1,
     random_state=None,
+    sim_metric = "correlation"
 ):
     """Compute pairwise intersubject correlation from observations by subjects array.
 
@@ -2000,7 +2001,7 @@ def isc(
     stats = {"isc": _compute_isc(data, metric=metric)}
 
     similarity = Adjacency(
-        1 - pairwise_distances(data.T, metric="correlation"), matrix_type="similarity"
+        1 - pairwise_distances(data.T, metric=sim_metric), matrix_type="similarity"
     )
 
     if method == "bootstrap":