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from transformers import pipeline |
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from torch import Tensor |
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from transformers import AutoTokenizer, AutoModel |
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from torch.nn.functional import cosine_similarity |
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import gradio as gr |
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def average_pool(last_hidden_states: Tensor, attention_mask: Tensor) -> Tensor: |
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last_hidden = last_hidden_states.masked_fill(~attention_mask[..., None].bool(), 0.0) |
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return last_hidden.sum(dim=1) / attention_mask.sum(dim=1)[..., None] |
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def get_similarity(sentence1, sentence2): |
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input_texts = [sentence1, sentence2] |
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batch_dict = tokenizer(input_texts, max_length=512, padding=True, truncation=True, return_tensors="pt") |
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outputs = model(**batch_dict) |
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embeddings = average_pool(outputs.last_hidden_state, batch_dict["attention_mask"]) |
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similarity = cosine_similarity(embeddings[0].unsqueeze(0), embeddings[1].unsqueeze(0)) |
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similarity = round(similarity.item(), 4) |
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return similarity |
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checkpoint = "intfloat/multilingual-e5-large" |
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tokenizer = AutoTokenizer.from_pretrained(checkpoint) |
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model = AutoModel.from_pretrained(checkpoint) |
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demo = gr.Blocks(theme="freddyaboulton/dracula_revamped") |
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with demo: |
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gr.Markdown("# Sentence Similarity") |
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gr.Markdown("### How to use:") |
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gr.Markdown("- Enter Passage 1 and Passage 2, then press Submit") |
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gr.Markdown("- Select an example, then press Submit") |
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gr.Markdown("Model: https://huggingface.co/intfloat/multilingual-e5-large (Multilingual: 94 languages)") |
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with gr.Row(): |
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p_txt1 = gr.Textbox(placeholder="Enter passage 1", label="Passage 1", lines=3, scale=2) |
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p_txt2 = gr.Textbox(placeholder="Enter passage 2", label="Passage 2", lines=3, scale=2) |
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o_txt = gr.Textbox(placeholder="Similarity score", lines=1, interactive=False, label="Similarity score (0-1)", scale=1) |
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submit = gr.Button("Submit") |
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gr.Examples( |
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[ |
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["A big bus is running on the road in the city.", "There is a big bus running on the road."], |
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["A big bus is running on the road in the city.", "Two children in costumes are standing on the bed."], |
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["街中の道路を大きなバスが走っています。", "道路を大きなバスが走っています。"], |
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["街中の道路を大きなバスが走っています。", "ベッドの上で衣装を着た二人の子供が立っています。"], |
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["A big bus is running on the road in the city.", "道路を大きなバスが走っています。"] |
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], |
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inputs=[p_txt1, p_txt2] |
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) |
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submit.click( |
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get_similarity, |
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[p_txt1, p_txt2], |
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o_txt |
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) |
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demo.launch() |
