upload best model

.gitattributes

@@ -14,3 +14,6 @@
 *.pb filter=lfs diff=lfs merge=lfs -text
 *.pt filter=lfs diff=lfs merge=lfs -text
 *.pth filter=lfs diff=lfs merge=lfs -text
+asr.ckpt filter=lfs diff=lfs merge=lfs -text
+normalizer.ckpt filter=lfs diff=lfs merge=lfs -text
+tokenizer.ckpt filter=lfs diff=lfs merge=lfs -text

asr.ckpt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3662df3a5f9fece1a1e8af38af96a979d61f27678deebd32b060a65bf90020d5
+size 126717109

hyperparams.yaml

@@ -0,0 +1,115 @@
+# ############################################################################
+# Model: E2E ASR with Transformer
+# Encoder: Transformer Encoder
+# Decoder: Transformer Decoder + (CTC/ATT joint) beamsearch
+# Tokens: BPE with unigram
+# losses: CTC + KLdiv (Label Smoothing loss)
+# Training: AISHELL-1
+# Authors:  Jianyuan Zhong, Titouan Parcollet
+# ############################################################################
+
+# Feature parameters
+sample_rate: 16000
+n_fft: 400
+n_mels: 80
+
+####################### Model parameters ###########################
+# Transformer
+d_model: 256
+nhead: 4
+num_encoder_layers: 12
+num_decoder_layers: 6
+d_ffn: 2048
+transformer_dropout: 0.1
+activation: !name:torch.nn.GELU
+output_neurons: 5000
+vocab_size: 5000
+
+# Outputs
+blank_index: 0
+label_smoothing: 0.1
+pad_index: 0
+bos_index: 1
+eos_index: 2
+unk_index: 0
+
+# Decoding parameters
+min_decode_ratio: 0.0
+max_decode_ratio: 1.0 # 1.0
+valid_search_interval: 10
+valid_beam_size: 10
+test_beam_size: 10
+ctc_weight_decode: 0.40
+
+############################## models ################################
+
+compute_features: !new:speechbrain.lobes.features.Fbank
+    sample_rate: !ref <sample_rate>
+    n_fft: !ref <n_fft>
+    n_mels: !ref <n_mels>
+
+normalize: !new:speechbrain.processing.features.InputNormalization
+    norm_type: global
+
+
+CNN: !new:speechbrain.lobes.models.convolution.ConvolutionFrontEnd
+    input_shape: (8, 10, 80)
+    num_blocks: 2
+    num_layers_per_block: 1
+    out_channels: (256, 256)
+    kernel_sizes: (3, 3)
+    strides: (2, 2)
+    residuals: (False, False)
+
+Transformer: !new:speechbrain.lobes.models.transformer.TransformerASR.TransformerASR # yamllint disable-line rule:line-length
+    input_size: 5120
+    tgt_vocab: !ref <output_neurons>
+    d_model: !ref <d_model>
+    nhead: !ref <nhead>
+    num_encoder_layers: !ref <num_encoder_layers>
+    num_decoder_layers: !ref <num_decoder_layers>
+    d_ffn: !ref <d_ffn>
+    dropout: !ref <transformer_dropout>
+    activation: !ref <activation>
+    normalize_before: True
+
+ctc_lin: !new:speechbrain.nnet.linear.Linear
+    input_size: !ref <d_model>
+    n_neurons: !ref <output_neurons>
+
+seq_lin: !new:speechbrain.nnet.linear.Linear
+    input_size: !ref <d_model>
+    n_neurons: !ref <output_neurons>
+
+tokenizer: !new:sentencepiece.SentencePieceProcessor
+
+asr_model: !new:torch.nn.ModuleList
+    - [!ref <CNN>, !ref <Transformer>, !ref <seq_lin>, !ref <ctc_lin>]
+
+modules:
+    compute_features: !ref <compute_features>
+    pre_transformer: !ref <CNN>
+    transformer: !ref <Transformer>
+    asr_model: !ref <asr_model>
+    normalize: !ref <normalize>
+    beam_searcher: !ref <beam_searcher>
+
+beam_searcher: !new:speechbrain.decoders.S2STransformerBeamSearch
+    modules: [!ref <Transformer>, !ref <seq_lin>, !ref <ctc_lin>]
+    bos_index: !ref <bos_index>
+    eos_index: !ref <eos_index>
+    blank_index: !ref <blank_index>
+    min_decode_ratio: !ref <min_decode_ratio>
+    max_decode_ratio: !ref <max_decode_ratio>
+    beam_size: !ref <test_beam_size>
+    ctc_weight: !ref <ctc_weight_decode>
+    using_eos_threshold: False
+    length_normalization: True
+
+log_softmax: !new:torch.nn.LogSoftmax
+    dim: -1
+
+pretrainer: !new:speechbrain.utils.parameter_transfer.Pretrainer
+    loadables:
+        asr: !ref <asr_model>
+        tokenizer: !ref <tokenizer>

normalizer.ckpt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c976b63ddbb42868e8ec2dc6f68771a4f9f4c9ad4f93011b4b0cec0df74c3d3e
+size 1793

tokenizer.ckpt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9f0478ccc6dac61ce0e6149a84e531ff7d300b133d5717cc9d531b00837ac444
+size 300111