Upload AestheticsPredictorV2Linear

config.json

@@ -4,6 +4,9 @@
     "AestheticsPredictorV2Linear"
   ],
   "attention_dropout": 0.0,
+  "auto_map": {
+    "AutoModel": "v2.AestheticsPredictorV2Linear"
+  },
   "dropout": 0.0,
   "hidden_act": "quick_gelu",
   "hidden_size": 1024,
@@ -19,5 +22,5 @@
   "patch_size": 14,
   "projection_dim": 768,
   "torch_dtype": "float32",
-  "transformers_version": "4.31.0"
+  "transformers_version": "4.30.2"
 }

pytorch_model.bin

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1b63bdbda96e434fa4e71856260a46d63f05490fc154026a7a2b26fdd4bb2366
-size 1219709397
+oid sha256:1558e20069eb9e8852c5c76f13cf949add60c35601cef759dce9317d0e964943
+size 1219712214

v2.py

@@ -0,0 +1,137 @@
+from collections import OrderedDict
+from typing import Dict, Final, Optional, Tuple, Union
+
+import torch
+import torch.nn as nn
+from transformers import CLIPVisionModelWithProjection, logging
+from transformers.modeling_outputs import ImageClassifierOutputWithNoAttention
+from transformers.models.clip.configuration_clip import CLIPVisionConfig
+
+logging.set_verbosity_error()
+
+URLS_LINEAR: Final[Dict[str, str]] = {
+    "sac+logos+ava1-l14-linearMSE": "https://github.com/christophschuhmann/improved-aesthetic-predictor/raw/main/sac%2Blogos%2Bava1-l14-linearMSE.pth",
+    "ava+logos-l14-linearMSE": "https://github.com/christophschuhmann/improved-aesthetic-predictor/raw/main/ava%2Blogos-l14-linearMSE.pth",
+}
+
+
+URLS_RELU: Final[Dict[str, str]] = {
+    "ava+logos-l14-reluMSE": "https://github.com/christophschuhmann/improved-aesthetic-predictor/raw/main/ava%2Blogos-l14-reluMSE.pth",
+}
+
+
+class AestheticsPredictorV2Linear(CLIPVisionModelWithProjection):
+    def __init__(self, config: CLIPVisionConfig) -> None:
+        super().__init__(config)
+        self.layers = nn.Sequential(
+            nn.Linear(config.projection_dim, 1024),
+            nn.Dropout(0.2),
+            nn.Linear(1024, 128),
+            nn.Dropout(0.2),
+            nn.Linear(128, 64),
+            nn.Dropout(0.1),
+            nn.Linear(64, 16),
+            nn.Linear(16, 1),
+        )
+        self.post_init()
+
+    def forward(
+        self,
+        pixel_values: Optional[torch.FloatTensor] = None,
+        output_attentions: Optional[bool] = None,
+        output_hidden_states: Optional[bool] = None,
+        labels: Optional[torch.Tensor] = None,
+        return_dict: Optional[bool] = None,
+    ) -> Union[Tuple, ImageClassifierOutputWithNoAttention]:
+        return_dict = (
+            return_dict if return_dict is not None else self.config.use_return_dict
+        )
+
+        outputs = super().forward(
+            pixel_values=pixel_values,
+            output_attentions=output_attentions,
+            output_hidden_states=output_hidden_states,
+            return_dict=return_dict,
+        )
+        image_embeds = outputs[0]  # image_embeds
+        image_embeds /= image_embeds.norm(dim=-1, keepdim=True)
+
+        prediction = self.layers(image_embeds)
+
+        loss = None
+        if labels is not None:
+            loss_fct = nn.MSELoss()
+            loss = loss_fct()
+
+        if not return_dict:
+            return (loss, prediction, image_embeds)
+
+        return ImageClassifierOutputWithNoAttention(
+            loss=loss,
+            logits=prediction,
+            hidden_states=image_embeds,
+        )
+
+
+class AestheticsPredictorV2ReLU(AestheticsPredictorV2Linear):
+    def __init__(self, config: CLIPVisionConfig):
+        super().__init__(config)
+        self.layers = nn.Sequential(
+            nn.Linear(config.projection_dim, 1024),
+            nn.ReLU(),
+            nn.Dropout(0.2),
+            nn.Linear(1024, 128),
+            nn.ReLU(),
+            nn.Dropout(0.2),
+            nn.Linear(128, 64),
+            nn.ReLU(),
+            nn.Dropout(0.1),
+            nn.Linear(64, 16),
+            nn.ReLU(),
+            nn.Linear(16, 1),
+        )
+        self.post_init()
+
+
+def convert_v2_linear_from_openai_clip(
+    predictor_head_name: str,
+    openai_model_name: str = "openai/clip-vit-large-patch14",
+) -> AestheticsPredictorV2Linear:
+    model = AestheticsPredictorV2Linear.from_pretrained(openai_model_name)
+
+    state_dict = torch.hub.load_state_dict_from_url(
+        URLS_LINEAR[predictor_head_name], map_location="cpu"
+    )
+    assert isinstance(state_dict, OrderedDict)
+
+    # remove `layers.` from the key of the state_dict
+    state_dict = OrderedDict(
+        ((k.replace("layers.", ""), v) for k, v in state_dict.items())
+    )
+    model.layers.load_state_dict(state_dict)
+
+    model.eval()
+
+    return model
+
+
+def convert_v2_relu_from_openai_clip(
+    predictor_head_name: str,
+    openai_model_name: str = "openai/clip-vit-large-patch14",
+) -> AestheticsPredictorV2ReLU:
+    model = AestheticsPredictorV2ReLU.from_pretrained(openai_model_name)
+
+    state_dict = torch.hub.load_state_dict_from_url(
+        URLS_RELU[predictor_head_name], map_location="cpu"
+    )
+    assert isinstance(state_dict, OrderedDict)
+
+    # remove `layers.` from the key of the state_dict
+    state_dict = OrderedDict(
+        ((k.replace("layers.", ""), v) for k, v in state_dict.items())
+    )
+    model.layers.load_state_dict(state_dict)
+
+    model.eval()
+
+    return model