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import gradio as gr |
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import fasttext |
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from transformers import AutoModelForSequenceClassification |
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from transformers import AutoTokenizer |
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import numpy as np |
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import pandas as pd |
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import torch |
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id2label = {0: "NEGATIVE", 1: "POSITIVE"} |
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label2id = {"NEGATIVE": 0, "POSITIVE": 1} |
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title = "Movie Review Score Discriminator" |
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description = "It is a program that classifies whether it is positive or negative by entering movie reviews. \ |
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You can choose between the Korean version and the English version. \ |
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It also provides a version called ""Default"", which determines whether it is Korean or English and predicts it." |
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class LanguageIdentification: |
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def __init__(self): |
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pretrained_lang_model = "./lid.176.ftz" |
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self.model = fasttext.load_model(pretrained_lang_model) |
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def predict_lang(self, text): |
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predictions = self.model.predict(text, k=200) |
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return predictions |
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LANGUAGE = LanguageIdentification() |
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def tokenized_data(tokenizer, inputs): |
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return tokenizer.batch_encode_plus( |
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[inputs], |
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return_tensors="pt", |
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padding="max_length", |
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max_length=64, |
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truncation=True) |
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examples = [] |
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df = pd.read_csv('examples.csv', sep='\t', index_col='Unnamed: 0') |
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np.random.seed(100) |
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idx = np.random.choice(50, size=5, replace=False) |
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eng_examples = [ ['Eng', df.iloc[i, 0]] for i in idx ] |
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kor_examples = [ ['Kor', df.iloc[i, 1]] for i in idx ] |
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examples = eng_examples + kor_examples |
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eng_model_name = "roberta-base" |
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eng_step = 1900 |
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eng_tokenizer = AutoTokenizer.from_pretrained(eng_model_name) |
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eng_file_name = "{}-{}.pt".format(eng_model_name, eng_step) |
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eng_state_dict = torch.load(eng_file_name) |
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eng_model = AutoModelForSequenceClassification.from_pretrained( |
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eng_model_name, num_labels=2, id2label=id2label, label2id=label2id, |
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state_dict=eng_state_dict |
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) |
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kor_model_name = "klue/roberta-small" |
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kor_step = 2400 |
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kor_tokenizer = AutoTokenizer.from_pretrained(kor_model_name) |
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kor_file_name = "{}-{}.pt".format(kor_model_name.replace('/', '_'), kor_step) |
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kor_state_dict = torch.load(kor_file_name) |
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kor_model = AutoModelForSequenceClassification.from_pretrained( |
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kor_model_name, num_labels=2, id2label=id2label, label2id=label2id, |
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state_dict=kor_state_dict |
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) |
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def builder(Lang, Text): |
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percent_kor, percent_eng = 0, 0 |
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text_list = Text.split(' ') |
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if Lang == '์ธ์ด๊ฐ์ง ๊ธฐ๋ฅ ์ฌ์ฉ': |
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pred = LANGUAGE.predict_lang(Text) |
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if '__label__en' in pred[0]: |
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Lang = 'Eng' |
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idx = pred[0].index('__label__en') |
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p_eng = pred[1][idx] |
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if '__label__ko' in pred[0]: |
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Lang = 'Kor' |
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idx = pred[0].index('__label__ko') |
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p_kor = pred[1][idx] |
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percent_kor = p_kor / (p_kor+p_eng) |
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percent_eng = p_eng / (p_kor+p_eng) |
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if Lang == 'Eng': |
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model = eng_model |
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tokenizer = eng_tokenizer |
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if percent_eng==0: percent_eng=1 |
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if Lang == 'Kor': |
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model = kor_model |
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tokenizer = kor_tokenizer |
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if percent_kor==0: percent_kor=1 |
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inputs = tokenized_data(tokenizer, Text) |
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model.eval() |
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with torch.no_grad(): |
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logits = model(input_ids=inputs['input_ids'], |
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attention_mask=inputs['attention_mask']).logits |
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m = torch.nn.Softmax(dim=1) |
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output = m(logits) |
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output_analysis = [] |
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for word in text_list: |
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tokenized_word = tokenized_data(tokenizer, word) |
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with torch.no_grad(): |
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logit = model(input_ids=tokenized_word['input_ids'], |
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attention_mask=tokenized_word['attention_mask']).logits |
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word_output = m(logit) |
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if word_output[0][1] > 0.99: |
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output_analysis.append( (word, '+++') ) |
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elif word_output[0][1] > 0.9: |
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output_analysis.append( (word, '++') ) |
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elif word_output[0][1] > 0.8: |
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output_analysis.append( (word, '+') ) |
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elif word_output[0][1] < 0.01: |
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output_analysis.append( (word, '---') ) |
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elif word_output[0][1] < 0.1: |
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output_analysis.append( (word, '--') ) |
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elif word_output[0][1] < 0.2: |
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output_analysis.append( (word, '-') ) |
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else: |
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output_analysis.append( (word, None) ) |
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return [ {'Kor': percent_kor, 'Eng': percent_eng}, |
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{id2label[1]: output[0][1].item(), id2label[0]: output[0][0].item()}, |
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output_analysis ] |
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return id2label[prediction.item()] |
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with gr.Blocks() as demo1: |
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gr.Markdown( |
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""" |
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<h1 align="center"> |
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Movie Review Score Discriminator |
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</h1> |
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""") |
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gr.Markdown( |
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""" |
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์ํ ๋ฆฌ๋ทฐ๋ฅผ ์
๋ ฅํ๋ฉด, ๋ฆฌ๋ทฐ๊ฐ ๊ธ์ ์ธ์ง ๋ถ์ ์ธ์ง ํ๋ณํด์ฃผ๋ ๋ชจ๋ธ์ด๋ค. \ |
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์์ด์ ํ๊ธ์ ์ง์ํ๋ฉฐ, ์ธ์ด๋ฅผ ์ง์ ์ ํํ ์๋, ํน์ ๋ชจ๋ธ์ด ์ธ์ด๊ฐ์ง๋ฅผ ์ง์ ํ๋๋ก ํ ์ ์๋ค. |
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๋ฆฌ๋ทฐ๋ฅผ ์
๋ ฅํ๋ฉด, (1) ๊ฐ์ง๋ ์ธ์ด, (2) ๊ธ์ ๋ฆฌ๋ทฐ์ผ ํ๋ฅ ๊ณผ ๋ถ์ ๋ฆฌ๋ทฐ์ผ ํ๋ฅ , (3) ์
๋ ฅ๋ ๋ฆฌ๋ทฐ์ ์ด๋ ๋จ์ด๊ฐ ๊ธ์ /๋ถ์ ๊ฒฐ์ ์ ์ํฅ์ ์ฃผ์๋์ง \ |
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(๊ธ์ ์ผ ๊ฒฝ์ฐ ๋นจ๊ฐ์, ๋ถ์ ์ผ ๊ฒฝ์ฐ ํ๋์)๋ฅผ ํ์ธํ ์ ์๋ค. |
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""") |
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with gr.Accordion(label="๋ชจ๋ธ์ ๋ํ ์ค๋ช
( ์ฌ๊ธฐ๋ฅผ ํด๋ฆญ ํ์์ค. )", open=False): |
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gr.Markdown( |
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""" |
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์์ด ๋ชจ๋ธ์ bert-base-uncased ๊ธฐ๋ฐ์ผ๋ก, ์์ด ์ํ ๋ฆฌ๋ทฐ ๋ถ์ ๋ฐ์ดํฐ์
์ธ SST-2๋ก ํ์ต ๋ฐ ํ๊ฐ๋์๋ค. |
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ํ๊ธ ๋ชจ๋ธ์ klue/roberta-base ๊ธฐ๋ฐ์ด๋ค. ๊ธฐ์กด ํ๊ธ ์ํ ๋ฆฌ๋ทฐ ๋ถ์ ๋ฐ์ดํฐ์
์ด ์กด์ฌํ์ง ์์, ๋ค์ด๋ฒ ์ํ์ ๋ฆฌ๋ทฐ๋ฅผ ํฌ๋กค๋งํด์ ์ํ ๋ฆฌ๋ทฐ ๋ถ์ ๋ฐ์ดํฐ์
์ ์ ์ํ๊ณ , ์ด๋ฅผ ์ด์ฉํ์ฌ ๋ชจ๋ธ์ ํ์ต ๋ฐ ํ๊ฐํ์๋ค. |
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์์ด ๋ชจ๋ธ์ SST-2์์ 92.8%, ํ๊ธ ๋ชจ๋ธ์ ๋ค์ด๋ฒ ์ํ ๋ฆฌ๋ทฐ ๋ฐ์ดํฐ์
์์ 94%์ ์ ํ๋๋ฅผ ๊ฐ์ง๋ค (test set ๊ธฐ์ค). |
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์ธ์ด๊ฐ์ง๋ fasttext์ language detector๋ฅผ ์ฌ์ฉํ์๋ค. ๋ฆฌ๋ทฐ์ ๋จ์ด๋ณ ์ํฅ๋ ฅ์, ๋จ์ด ๊ฐ๊ฐ์ ๋ชจ๋ธ์ ๋ฃ์์ ๋ ๊ฒฐ๊ณผ๊ฐ ๊ธ์ ์ผ๋ก ๋์ค๋์ง ๋ถ์ ์ผ๋ก ๋์ค๋์ง๋ฅผ ๋ฐํ์ผ๋ก ์ธก์ ํ์๋ค. |
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""") |
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with gr.Row(): |
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with gr.Column(): |
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inputs_1 = gr.Dropdown(choices=['์ธ์ด๊ฐ์ง ๊ธฐ๋ฅ ์ฌ์ฉ', 'Eng', 'Kor'], value='์ธ์ด๊ฐ์ง ๊ธฐ๋ฅ ์ฌ์ฉ', label='Lang') |
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inputs_2 = gr.Textbox(placeholder="๋ฆฌ๋ทฐ๋ฅผ ์
๋ ฅํ์์ค.", label='Text') |
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with gr.Row(): |
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btn = gr.Button("์ ์ถํ๊ธฐ") |
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with gr.Column(): |
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output_1 = gr.Label(num_top_classes=3, label='Lang') |
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output_2 = gr.Label(num_top_classes=2, label='Result') |
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output_3 = gr.HighlightedText(label="Analysis", combine_adjacent=False) \ |
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.style(color_map={"+++": "#CF0000", "++": "#FF3232", "+": "#FFD4D4", "---": "#0004FE", "--": "#4C47FF", "-": "#BEBDFF"}) |
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btn.click(fn=builder, inputs=[inputs_1, inputs_2], outputs=[output_1, output_2, output_3]) |
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gr.Examples(examples, inputs=[inputs_1, inputs_2]) |
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if __name__ == "__main__": |
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demo1.launch() |