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{
"cells": [
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": true
},
"outputs": [],
"source": [
"import open_clip\n",
"import torch\n",
"from tqdm.notebook import tqdm\n",
"import pandas as pd\n",
"import os\n",
"\n",
"device = \"cuda\" if torch.cuda.is_available() else \"cpu\"\n",
"\n",
"PROMPTS = [\n",
" '{0}',\n",
" 'an image of {0}',\n",
" 'a photo of {0}',\n",
" '{0} on a photo',\n",
" 'a photo of a person named {0}',\n",
" 'a person named {0}',\n",
" 'a man named {0}',\n",
" 'a woman named {0}',\n",
" 'the name of the person is {0}',\n",
" 'a photo of a person with the name {0}',\n",
" '{0} at a gala',\n",
" 'a photo of the celebrity {0}',\n",
" 'actor {0}',\n",
" 'actress {0}',\n",
" 'a colored photo of {0}',\n",
" 'a black and white photo of {0}',\n",
" 'a cool photo of {0}',\n",
" 'a cropped photo of {0}',\n",
" 'a cropped image of {0}',\n",
" '{0} in a suit',\n",
" '{0} in a dress'\n",
"]\n",
"OPEN_CLIP_LAION400M_MODEL_NAMES = ['ViT-B-32', 'ViT-B-16', 'ViT-L-14']\n",
"OPEN_CLIP_LAION2B_MODEL_NAMES = [('ViT-B-32', 'laion2b_s34b_b79k') , ('ViT-L-14', 'laion2b_s32b_b82k')]\n",
"OPEN_AI_MODELS = ['ViT-B-32', 'ViT-B-16', 'ViT-L-14']\n",
"SEED = 42"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"MODELS = {}\n",
"for model_name in OPEN_CLIP_LAION400M_MODEL_NAMES:\n",
" dataset = 'LAION400M'\n",
" model, _, preprocess = open_clip.create_model_and_transforms(\n",
" model_name,\n",
" pretrained=f'{dataset.lower()}_e32'\n",
" )\n",
" model = model.eval()\n",
" MODELS[(model_name, dataset.lower())] = {\n",
" 'model_instance': model,\n",
" 'preprocessing': preprocess,\n",
" 'model_name': model_name,\n",
" 'tokenizer': open_clip.get_tokenizer(model_name),\n",
" }\n",
"\n",
"for model_name, dataset_name in OPEN_CLIP_LAION2B_MODEL_NAMES:\n",
" dataset = 'LAION2B'\n",
" model, _, preprocess = open_clip.create_model_and_transforms(\n",
" model_name,\n",
" pretrained = dataset_name\n",
" )\n",
" model = model.eval()\n",
" MODELS[(model_name, dataset.lower())] = {\n",
" 'model_instance': model,\n",
" 'preprocessing': preprocess,\n",
" 'model_name': model_name,\n",
" 'tokenizer': open_clip.get_tokenizer(model_name)\n",
" }\n",
"\n",
"for model_name in OPEN_AI_MODELS:\n",
" dataset = 'OpenAI'\n",
" model, _, preprocess = open_clip.create_model_and_transforms(\n",
" model_name,\n",
" pretrained=dataset.lower()\n",
" )\n",
" model = model.eval()\n",
" MODELS[(model_name, dataset.lower())] = {\n",
" 'model_instance': model,\n",
" 'preprocessing': preprocess,\n",
" 'model_name': model_name,\n",
" 'tokenizer': open_clip.get_tokenizer(model_name)\n",
" }"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"# define a function to get the predictions for an actor/actress\n",
"@torch.no_grad()\n",
"def get_text_embeddings(model, context, context_batchsize=1_000, use_tqdm=False):\n",
" context_batchsize = context_batchsize * torch.cuda.device_count()\n",
" # if there is not batches for the context unsqueeze it\n",
" if context.dim() < 3:\n",
" context = context.unsqueeze(0)\n",
"\n",
" # get the batch size, the number of labels and the sequence length\n",
" seq_len = context.shape[-1]\n",
" viewed_context = context.view(-1, seq_len)\n",
"\n",
" text_features = []\n",
" for context_batch_idx in tqdm(range(0, len(viewed_context), context_batchsize), desc=\"Calculating Text Embeddings\",\n",
" disable=not use_tqdm):\n",
" context_batch = viewed_context[context_batch_idx:context_batch_idx + context_batchsize]\n",
" batch_text_features = model.encode_text(context_batch, normalize=True).cpu()\n",
"\n",
" text_features.append(batch_text_features)\n",
" text_features = torch.cat(text_features).view(list(context.shape[:-1]) + [-1])\n",
"\n",
" return text_features"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"# load the possible names\n",
"possible_names = pd.read_csv('./full_names.csv', index_col=0)\n",
"possible_names\n",
"# possible_names_list = (possible_names['first_name'] + ' ' + possible_names['last_name']).tolist()\n",
"# possible_names_list[:5]"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"# populate the prompts with the possible names\n",
"prompts = []\n",
"for idx, row in possible_names.iterrows():\n",
" df_dict = row.to_dict()\n",
" name = f'{row[\"first_name\"]} {row[\"last_name\"]}'\n",
" for prompt_idx, prompt in enumerate(PROMPTS):\n",
" df_dict[f'prompt_{prompt_idx}'] = prompt.format(name)\n",
" prompts.append(df_dict)\n",
"prompts = pd.DataFrame(prompts)\n",
"prompts"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"label_context_vecs_per_model = {}\n",
"for dict_key, model_dict in MODELS.items():\n",
" label_context_vecs = []\n",
" for i in range(len(PROMPTS)):\n",
" context = model_dict['tokenizer'](prompts[f'prompt_{i}'].to_numpy())\n",
" label_context_vecs.append(context)\n",
" label_context_vecs = torch.stack(label_context_vecs)\n",
" label_context_vecs_per_model[dict_key] = label_context_vecs"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"text_embeddings_per_model = {}\n",
"for dict_key, model_dict in MODELS.items():\n",
" label_context_vecs = label_context_vecs_per_model[dict_key].to(device)\n",
" model = model_dict['model_instance']\n",
" model = model.to(device)\n",
" text_embeddings = get_text_embeddings(model, label_context_vecs, use_tqdm=True, context_batchsize=5_000)\n",
" text_embeddings_per_model[dict_key] = text_embeddings\n",
" model = model.cpu()\n",
" label_context_vecs = label_context_vecs.cpu()\n",
"\n",
"label_context_vecs = label_context_vecs.cpu()"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"# save the calculated embeddings to a file\n",
"if not os.path.exists('./prompt_text_embeddings'):\n",
" os.makedirs('./prompt_text_embeddings')"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"for (model_name, dataset_name), model_dict in MODELS.items():\n",
" torch.save(\n",
" text_embeddings_per_model[(model_name, dataset_name)],\n",
" f'./prompt_text_embeddings/{model_name}_{dataset_name}_prompt_text_embeddings.pt'\n",
" )"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": []
}
],
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"display_name": "Python 3",
"language": "python",
"name": "python3"
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"file_extension": ".py",
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