From 053c878b5d627769b01b4aad5d90589b91866a52 Mon Sep 17 00:00:00 2001
From: Franck Dary <franck.dary@lis-lab.fr>
Date: Mon, 29 Mar 2021 08:22:52 +0200
Subject: [PATCH] Avoid division by 0 in eval script
---
scripts/conll18_ud_eval.py | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/scripts/conll18_ud_eval.py b/scripts/conll18_ud_eval.py
index 371cbc1..5b76aaa 100755
--- a/scripts/conll18_ud_eval.py
+++ b/scripts/conll18_ud_eval.py
@@ -470,7 +470,9 @@ def evaluate(gold_ud, system_ud, extraColumns) :
denom1 += (predictedValues[i]-predMean)**2
denom2 += (goldValues[i]-goldMean)**2
- pearson = numerator/((denom1**0.5)*(denom2**0.5))
+ pearson = 0.0
+ if denom1 > 0.0 and denom2 > 0.0 :
+ pearson = numerator/((denom1**0.5)*(denom2**0.5))
R2 = pearson**2
return [Score(gold, system, correct, aligned, isNumeric=isNumericOnly, R2=R2), errors]
--
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