Commit
ยท
0d953a4
1
Parent(s):
e2b74d1
Update README.md
Browse files
README.md
CHANGED
@@ -24,7 +24,7 @@ model-index:
|
|
24 |
metrics:
|
25 |
- name: Test WER
|
26 |
type: wer
|
27 |
-
value:
|
28 |
---
|
29 |
|
30 |
# Wav2Vec2-Large-XLSR-53-Dhivehi
|
@@ -50,15 +50,15 @@ model = Wav2Vec2ForCTC.from_pretrained("shahukareem/wav2vec2-large-xlsr-53-dhive
|
|
50 |
# Preprocessing the datasets.
|
51 |
# We need to read the aduio files as arrays
|
52 |
def speech_file_to_array_fn(batch):
|
53 |
-
|
54 |
-
|
55 |
-
|
56 |
|
57 |
test_dataset = test_dataset.map(speech_file_to_array_fn)
|
58 |
inputs = processor(test_dataset["speech"][:2], sampling_rate=16_000, return_tensors="pt", padding=True)
|
59 |
|
60 |
with torch.no_grad():
|
61 |
-
|
62 |
|
63 |
predicted_ids = torch.argmax(logits, dim=-1)
|
64 |
|
@@ -86,37 +86,37 @@ processor = Wav2Vec2Processor.from_pretrained("shahukareem/wav2vec2-large-xlsr-5
|
|
86 |
model = Wav2Vec2ForCTC.from_pretrained("shahukareem/wav2vec2-large-xlsr-53-dhivehi")
|
87 |
model.to("cuda")
|
88 |
|
89 |
-
chars_to_ignore_regex = '[
|
90 |
resampler = torchaudio.transforms.Resample(48_000, 16_000)
|
91 |
|
92 |
# Preprocessing the datasets.
|
93 |
# We need to read the aduio files as arrays
|
94 |
def speech_file_to_array_fn(batch):
|
95 |
-
|
96 |
-
|
97 |
-
|
98 |
-
|
99 |
|
100 |
test_dataset = test_dataset.map(speech_file_to_array_fn)
|
101 |
|
102 |
# Preprocessing the datasets.
|
103 |
# We need to read the aduio files as arrays
|
104 |
def evaluate(batch):
|
105 |
-
|
106 |
|
107 |
-
|
108 |
-
|
109 |
|
110 |
-
|
111 |
-
|
112 |
-
|
113 |
|
114 |
result = test_dataset.map(evaluate, batched=True, batch_size=8)
|
115 |
|
116 |
print("WER: {:2f}".format(100 * wer.compute(predictions=result["pred_strings"], references=result["sentence"])))
|
117 |
```
|
118 |
|
119 |
-
**Test Result**:
|
120 |
|
121 |
## Training
|
122 |
The Common Voice `train` and `validation` datasets were used for training.
|
|
|
24 |
metrics:
|
25 |
- name: Test WER
|
26 |
type: wer
|
27 |
+
value: 32.85
|
28 |
---
|
29 |
|
30 |
# Wav2Vec2-Large-XLSR-53-Dhivehi
|
|
|
50 |
# Preprocessing the datasets.
|
51 |
# We need to read the aduio files as arrays
|
52 |
def speech_file_to_array_fn(batch):
|
53 |
+
\tspeech_array, sampling_rate = torchaudio.load(batch["path"])
|
54 |
+
\tbatch["speech"] = resampler(speech_array).squeeze().numpy()
|
55 |
+
\treturn batch
|
56 |
|
57 |
test_dataset = test_dataset.map(speech_file_to_array_fn)
|
58 |
inputs = processor(test_dataset["speech"][:2], sampling_rate=16_000, return_tensors="pt", padding=True)
|
59 |
|
60 |
with torch.no_grad():
|
61 |
+
\tlogits = model(inputs.input_values, attention_mask=inputs.attention_mask).logits
|
62 |
|
63 |
predicted_ids = torch.argmax(logits, dim=-1)
|
64 |
|
|
|
86 |
model = Wav2Vec2ForCTC.from_pretrained("shahukareem/wav2vec2-large-xlsr-53-dhivehi")
|
87 |
model.to("cuda")
|
88 |
|
89 |
+
chars_to_ignore_regex = '[\\,\\?\\.\\!\\-\\;\\:\\"\\โ\\%\\โ\\โ\\๏ฟฝ\\ุ\\.\\ุ\\!\\'\\"\\โ\\โ]'
|
90 |
resampler = torchaudio.transforms.Resample(48_000, 16_000)
|
91 |
|
92 |
# Preprocessing the datasets.
|
93 |
# We need to read the aduio files as arrays
|
94 |
def speech_file_to_array_fn(batch):
|
95 |
+
\tbatch["sentence"] = re.sub(chars_to_ignore_regex, '', batch["sentence"]).lower()
|
96 |
+
\tspeech_array, sampling_rate = torchaudio.load(batch["path"])
|
97 |
+
\tbatch["speech"] = resampler(speech_array).squeeze().numpy()
|
98 |
+
\treturn batch
|
99 |
|
100 |
test_dataset = test_dataset.map(speech_file_to_array_fn)
|
101 |
|
102 |
# Preprocessing the datasets.
|
103 |
# We need to read the aduio files as arrays
|
104 |
def evaluate(batch):
|
105 |
+
\tinputs = processor(batch["speech"], sampling_rate=16_000, return_tensors="pt", padding=True)
|
106 |
|
107 |
+
\twith torch.no_grad():
|
108 |
+
\t\tlogits = model(inputs.input_values.to("cuda"), attention_mask=inputs.attention_mask.to("cuda")).logits
|
109 |
|
110 |
+
\tpred_ids = torch.argmax(logits, dim=-1)
|
111 |
+
\tbatch["pred_strings"] = processor.batch_decode(pred_ids)
|
112 |
+
\treturn batch
|
113 |
|
114 |
result = test_dataset.map(evaluate, batched=True, batch_size=8)
|
115 |
|
116 |
print("WER: {:2f}".format(100 * wer.compute(predictions=result["pred_strings"], references=result["sentence"])))
|
117 |
```
|
118 |
|
119 |
+
**Test Result**: 32.85%
|
120 |
|
121 |
## Training
|
122 |
The Common Voice `train` and `validation` datasets were used for training.
|