Practical combat of text topic sentiment classification using lda model and bert model

Video reference:

Practical combat of text topic sentiment classification using lda model and bert model_bilibili_bilibili

Data Display:

Model structure:

Main code:

import torch
from torch import nn
from torch import optim
import transformers as tfs
import math
import numpy as np
import pandas as pd
from sklearn.metrics import f1_score
import warnings
import re
import jieba
from transformers import BertTokenizer, BertModel
from transformers import BertConfig
from transformers import AutoTokenizer, AutoModel,AutoConfig
warnings.filterwarnings('ignore')
from tqdm import tqdm
from sklearn.model_selection import train_test_split
from