Upload model
Browse files- config.json +6 -1
- model.py +89 -0
- model.safetensors +3 -0
config.json
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{
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"auto_map": {
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"AutoConfig": "config.FeelWiseConfig"
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},
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"d_ff": 1024,
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"d_model": 256,
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"n_head": 8,
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"n_layers": 1,
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"num_classes": 6,
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"transformers_version": "4.45.2"
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}
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{
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"architectures": [
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"FeelWiseModel"
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],
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"auto_map": {
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"AutoConfig": "config.FeelWiseConfig",
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"AutoModel": "model.FeelWiseModel"
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},
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"d_ff": 1024,
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"d_model": 256,
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"n_head": 8,
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"n_layers": 1,
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"num_classes": 6,
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"torch_dtype": "float32",
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"transformers_version": "4.45.2"
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}
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model.py
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import torch.nn as nn
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import numpy as np
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import torch
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from transformers import PreTrainedModel
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from .config import FeelWiseConfig
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class PositionalEncoding(nn.Module):
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def __init__(self, d_model, max_len=500):
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super(PositionalEncoding, self).__init__()
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self.d_model = d_model
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pos = np.arange(max_len)[:, np.newaxis]
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i = np.arange(d_model)[np.newaxis, :]
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angle_rates = 1 / np.power(10000, (2 * (i // 2)) / np.float32(d_model))
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pos_encoding = pos * angle_rates
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pos_encoding[:, 0::2] = np.sin(pos_encoding[:, 0::2])
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pos_encoding[:, 1::2] = np.cos(pos_encoding[:, 1::2])
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self.pos_encoding = torch.tensor(pos_encoding, dtype=torch.float32)
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def forward(self, x):
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x = x * np.sqrt(self.d_model)
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x = x + self.pos_encoding[:x.size(1), :].to(x.device)
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return x
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class AddNorm(nn.Module):
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def __init__(self, d_model):
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super(AddNorm, self).__init__()
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self.layer_norm = nn.LayerNorm(d_model)
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def forward(self, x, sub_layer_x):
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return self.layer_norm(x + sub_layer_x)
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class FeedForward(nn.Module):
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def __init__(self, d_model, d_ff):
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super(FeedForward, self).__init__()
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self.linear1 = nn.Linear(d_model, d_ff)
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self.linear2 = nn.Linear(d_ff, d_model)
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self.relu = nn.ReLU()
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def forward(self, x):
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return self.linear2(self.relu(self.linear1(x)))
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class EncoderLayer(nn.Module):
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def __init__(self, d_model, n_head, d_ff, dropout=0.1):
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super(EncoderLayer, self).__init__()
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self.multi_head_attention = nn.MultiheadAttention(d_model, n_head)
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self.add_norm1 = AddNorm(d_model)
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self.feed_forward = FeedForward(d_model, d_ff)
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self.add_norm2 = AddNorm(d_model)
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self.dropout = nn.Dropout(dropout)
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def forward(self, x):
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sub_layer_x = self.multi_head_attention(x, x, x)[0]
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sub_layer_x = self.dropout(sub_layer_x)
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x = self.add_norm1(x, sub_layer_x)
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sub_layer_x = self.feed_forward(x)
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sub_layer_x = self.dropout(sub_layer_x)
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x = self.add_norm2(x, sub_layer_x)
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return x
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class Encoder(nn.Module):
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def __init__(self, n_layers, d_model, max_len, input_vocab_size, n_head, d_ff, dropout=0.1):
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super(Encoder, self).__init__()
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self.layers = nn.ModuleList([EncoderLayer(d_model, n_head, d_ff, dropout) for _ in range(n_layers)])
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self.embedding = nn.Embedding(input_vocab_size, d_model)
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self.pos_encoding = PositionalEncoding(d_model, max_len)
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self.dropout = nn.Dropout(dropout)
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def forward(self, x):
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x = self.embedding(x)
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x = self.pos_encoding(x)
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x = self.dropout(x)
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for layer in self.layers:
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x = layer(x)
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return x
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class FeelWiseModel(PreTrainedModel):
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config_class = FeelWiseConfig
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base_model_prefix = "FeelWiseEmotion"
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def __init__(self, config):
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super().__init__(config)
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self.encoder = Encoder(config.n_layers, config.d_model, config.max_len, config.input_vocab_size, config.n_head, config.d_ff, config.dropout)
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self.fc = nn.Linear(config.d_model, config.num_classes) # Final classification layer
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def forward(self, input_ids):
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x = self.encoder(input_ids) # Include attention_mask if your encoder uses it
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x = x.mean(dim=1)
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logits = self.fc(x)
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return logits
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model.safetensors
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version https://git-lfs.github.com/spec/v1
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oid sha256:85bb9940a04bbbafad41f16bbee6f6fa59bd8935c8611edcbdd6790e5afed133
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size 54366880
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