From 28ccfbfc51068a663a80764e14074df5edf2b5ba Mon Sep 17 00:00:00 2001
From: kongdeqiang <kongdeqiang960204@163.com>
Date: 星期五, 13 三月 2026 17:41:41 +0800
Subject: [PATCH] 提交
---
runtime/python/utils/compute_wer.py | 160 ++++++++++++++++++++++++++++++++--------------------
1 files changed, 98 insertions(+), 62 deletions(-)
diff --git a/runtime/python/utils/compute_wer.py b/runtime/python/utils/compute_wer.py
index 349a3f6..46ec08e 100755
--- a/runtime/python/utils/compute_wer.py
+++ b/runtime/python/utils/compute_wer.py
@@ -2,66 +2,94 @@
import numpy as np
import sys
-def compute_wer(ref_file,
- hyp_file,
- cer_detail_file):
+
+def compute_wer(ref_file, hyp_file, cer_detail_file):
rst = {
- 'Wrd': 0,
- 'Corr': 0,
- 'Ins': 0,
- 'Del': 0,
- 'Sub': 0,
- 'Snt': 0,
- 'Err': 0.0,
- 'S.Err': 0.0,
- 'wrong_words': 0,
- 'wrong_sentences': 0
+ "Wrd": 0,
+ "Corr": 0,
+ "Ins": 0,
+ "Del": 0,
+ "Sub": 0,
+ "Snt": 0,
+ "Err": 0.0,
+ "S.Err": 0.0,
+ "wrong_words": 0,
+ "wrong_sentences": 0,
}
hyp_dict = {}
ref_dict = {}
- with open(hyp_file, 'r') as hyp_reader:
+ with open(hyp_file, "r") as hyp_reader:
for line in hyp_reader:
key = line.strip().split()[0]
value = line.strip().split()[1:]
hyp_dict[key] = value
- with open(ref_file, 'r') as ref_reader:
+ with open(ref_file, "r") as ref_reader:
for line in ref_reader:
key = line.strip().split()[0]
value = line.strip().split()[1:]
ref_dict[key] = value
- cer_detail_writer = open(cer_detail_file, 'w')
+ cer_detail_writer = open(cer_detail_file, "w")
for hyp_key in hyp_dict:
if hyp_key in ref_dict:
- out_item = compute_wer_by_line(hyp_dict[hyp_key], ref_dict[hyp_key])
- rst['Wrd'] += out_item['nwords']
- rst['Corr'] += out_item['cor']
- rst['wrong_words'] += out_item['wrong']
- rst['Ins'] += out_item['ins']
- rst['Del'] += out_item['del']
- rst['Sub'] += out_item['sub']
- rst['Snt'] += 1
- if out_item['wrong'] > 0:
- rst['wrong_sentences'] += 1
- cer_detail_writer.write(hyp_key + print_cer_detail(out_item) + '\n')
- cer_detail_writer.write("ref:" + '\t' + "".join(ref_dict[hyp_key]) + '\n')
- cer_detail_writer.write("hyp:" + '\t' + "".join(hyp_dict[hyp_key]) + '\n')
+ out_item = compute_wer_by_line(hyp_dict[hyp_key], ref_dict[hyp_key])
+ rst["Wrd"] += out_item["nwords"]
+ rst["Corr"] += out_item["cor"]
+ rst["wrong_words"] += out_item["wrong"]
+ rst["Ins"] += out_item["ins"]
+ rst["Del"] += out_item["del"]
+ rst["Sub"] += out_item["sub"]
+ rst["Snt"] += 1
+ if out_item["wrong"] > 0:
+ rst["wrong_sentences"] += 1
+ cer_detail_writer.write(hyp_key + print_cer_detail(out_item) + "\n")
+ cer_detail_writer.write("ref:" + "\t" + "".join(ref_dict[hyp_key]) + "\n")
+ cer_detail_writer.write("hyp:" + "\t" + "".join(hyp_dict[hyp_key]) + "\n")
- if rst['Wrd'] > 0:
- rst['Err'] = round(rst['wrong_words'] * 100 / rst['Wrd'], 2)
- if rst['Snt'] > 0:
- rst['S.Err'] = round(rst['wrong_sentences'] * 100 / rst['Snt'], 2)
+ if rst["Wrd"] > 0:
+ rst["Err"] = round(rst["wrong_words"] * 100 / rst["Wrd"], 2)
+ if rst["Snt"] > 0:
+ rst["S.Err"] = round(rst["wrong_sentences"] * 100 / rst["Snt"], 2)
- cer_detail_writer.write('\n')
- cer_detail_writer.write("%WER " + str(rst['Err']) + " [ " + str(rst['wrong_words'])+ " / " + str(rst['Wrd']) +
- ", " + str(rst['Ins']) + " ins, " + str(rst['Del']) + " del, " + str(rst['Sub']) + " sub ]" + '\n')
- cer_detail_writer.write("%SER " + str(rst['S.Err']) + " [ " + str(rst['wrong_sentences']) + " / " + str(rst['Snt']) + " ]" + '\n')
- cer_detail_writer.write("Scored " + str(len(hyp_dict)) + " sentences, " + str(len(hyp_dict) - rst['Snt']) + " not present in hyp." + '\n')
+ cer_detail_writer.write("\n")
+ cer_detail_writer.write(
+ "%WER "
+ + str(rst["Err"])
+ + " [ "
+ + str(rst["wrong_words"])
+ + " / "
+ + str(rst["Wrd"])
+ + ", "
+ + str(rst["Ins"])
+ + " ins, "
+ + str(rst["Del"])
+ + " del, "
+ + str(rst["Sub"])
+ + " sub ]"
+ + "\n"
+ )
+ cer_detail_writer.write(
+ "%SER "
+ + str(rst["S.Err"])
+ + " [ "
+ + str(rst["wrong_sentences"])
+ + " / "
+ + str(rst["Snt"])
+ + " ]"
+ + "\n"
+ )
+ cer_detail_writer.write(
+ "Scored "
+ + str(len(hyp_dict))
+ + " sentences, "
+ + str(len(hyp_dict) - rst["Snt"])
+ + " not present in hyp."
+ + "\n"
+ )
-
-def compute_wer_by_line(hyp,
- ref):
+
+def compute_wer_by_line(hyp, ref):
hyp = list(map(lambda x: x.lower(), hyp))
ref = list(map(lambda x: x.lower(), ref))
@@ -96,14 +124,7 @@
match_idx = []
i = len_hyp
j = len_ref
- rst = {
- 'nwords': len_ref,
- 'cor': 0,
- 'wrong': 0,
- 'ins': 0,
- 'del': 0,
- 'sub': 0
- }
+ rst = {"nwords": len_ref, "cor": 0, "wrong": 0, "ins": 0, "del": 0, "sub": 0}
while i >= 0 or j >= 0:
i_idx = max(0, i)
j_idx = max(0, j)
@@ -111,42 +132,57 @@
if ops_matrix[i_idx][j_idx] == 0: # correct
if i - 1 >= 0 and j - 1 >= 0:
match_idx.append((j - 1, i - 1))
- rst['cor'] += 1
+ rst["cor"] += 1
i -= 1
j -= 1
elif ops_matrix[i_idx][j_idx] == 2: # insert
i -= 1
- rst['ins'] += 1
+ rst["ins"] += 1
elif ops_matrix[i_idx][j_idx] == 3: # delete
j -= 1
- rst['del'] += 1
+ rst["del"] += 1
elif ops_matrix[i_idx][j_idx] == 1: # substitute
i -= 1
j -= 1
- rst['sub'] += 1
+ rst["sub"] += 1
if i < 0 and j >= 0:
- rst['del'] += 1
+ rst["del"] += 1
elif j < 0 and i >= 0:
- rst['ins'] += 1
+ rst["ins"] += 1
match_idx.reverse()
wrong_cnt = cost_matrix[len_hyp][len_ref]
- rst['wrong'] = wrong_cnt
+ rst["wrong"] = wrong_cnt
return rst
-def print_cer_detail(rst):
- return ("(" + "nwords=" + str(rst['nwords']) + ",cor=" + str(rst['cor'])
- + ",ins=" + str(rst['ins']) + ",del=" + str(rst['del']) + ",sub="
- + str(rst['sub']) + ") corr:" + '{:.2%}'.format(rst['cor']/rst['nwords'])
- + ",cer:" + '{:.2%}'.format(rst['wrong']/rst['nwords']))
-if __name__ == '__main__':
+def print_cer_detail(rst):
+ return (
+ "("
+ + "nwords="
+ + str(rst["nwords"])
+ + ",cor="
+ + str(rst["cor"])
+ + ",ins="
+ + str(rst["ins"])
+ + ",del="
+ + str(rst["del"])
+ + ",sub="
+ + str(rst["sub"])
+ + ") corr:"
+ + "{:.2%}".format(rst["cor"] / rst["nwords"])
+ + ",cer:"
+ + "{:.2%}".format(rst["wrong"] / rst["nwords"])
+ )
+
+
+if __name__ == "__main__":
if len(sys.argv) != 4:
print("usage : python compute-wer.py test.ref test.hyp test.wer")
sys.exit(0)
--
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