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-rw-r--r--wqflask/wqflask/network_graph/network_graph.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/wqflask/wqflask/network_graph/network_graph.py b/wqflask/wqflask/network_graph/network_graph.py
index 723a749f..1d5316a2 100644
--- a/wqflask/wqflask/network_graph/network_graph.py
+++ b/wqflask/wqflask/network_graph/network_graph.py
@@ -99,7 +99,7 @@ class NetworkGraph(object):
if num_overlap < self.lowest_overlap:
self.lowest_overlap = num_overlap
- if num_overlap == 0:
+ if num_overlap < 2:
continue
else:
pearson_r, pearson_p = scipy.stats.pearsonr(