ahmed-masry commited on
Commit
1312eac
1 Parent(s): 8ee10ab

Update modeling_colflor.py

Browse files
Files changed (1) hide show
  1. modeling_colflor.py +0 -46
modeling_colflor.py CHANGED
@@ -6,52 +6,6 @@ from modeling_florence2 import Florence2ForConditionalGeneration, Florence2Visio
6
  from configuration_florence2 import Florence2Config
7
 
8
 
9
- class ColFlor2Old(Florence2ForConditionalGeneration):
10
- """
11
- ColFlor2 model implementation from the "ColPali: Efficient Document Retrieval with Vision Language Models" paper.
12
- """
13
-
14
- main_input_name: ClassVar[str] = "doc_input_ids" # transformers-related
15
-
16
- def __init__(self, config: Florence2Config, use_cache=False):
17
- super().__init__(config=config)
18
-
19
- self.dim = 128
20
- self.custom_text_proj = nn.Linear(self.config.text_config.d_model, self.dim)
21
- # Now initialize weights properly
22
- self.custom_text_proj.weight.data.normal_(mean=0.0, std=0.02)
23
- self.custom_text_proj.bias.data.zero_()
24
-
25
- self.padding_side = "right"
26
- self.post_init()
27
-
28
- def forward(self, *args, **kwargs) -> torch.Tensor:
29
- # Delete output_hidden_states from kwargs
30
- kwargs.pop("output_hidden_states", None)
31
-
32
- # TO BE DELETED
33
- kwargs['decoder_input_ids'] = kwargs['input_ids']
34
-
35
- # Create Full Attention Mask that includes the image
36
- if 'full_attention_mask' in kwargs:
37
- full_attention_mask = kwargs['full_attention_mask']
38
- del kwargs['full_attention_mask']
39
- else:
40
- full_attention_mask = kwargs['attention_mask']
41
-
42
- outputs = super().forward(*args,
43
- **kwargs) # (batch_size, sequence_length, hidden_size)
44
-
45
- last_hidden_states = outputs['encoder_last_hidden_state'] # (batch_size, sequence_length, hidden_size)
46
-
47
- proj = self.custom_text_proj(last_hidden_states) # (batch_size, sequence_length, dim)
48
- # L2 normalization
49
- proj = proj / proj.norm(dim=-1, keepdim=True) # (batch_size, sequence_length, dim)
50
- proj = proj * full_attention_mask.unsqueeze(-1) # (batch_size, sequence_length, dim)
51
-
52
- return proj
53
-
54
-
55
  class ColFlor(Florence2VisionLanguageModel):
56
  """
57
  ColFlor model implementation from the "ColPali: Efficient Document Retrieval with Vision Language Models" paper.
 
6
  from configuration_florence2 import Florence2Config
7
 
8
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
9
  class ColFlor(Florence2VisionLanguageModel):
10
  """
11
  ColFlor model implementation from the "ColPali: Efficient Document Retrieval with Vision Language Models" paper.