IMDB SENTIMENT ANALYSIS ACCURACY ISSUE

sir in IMDB project i am getting accuracy of 50 % which is very low, how can i improve it ?
please suggest me some changes
I’m attaching my file here
https://colab.research.google.com/drive/1Q5yLypKgeAQ3eyCzDJTvk0G9oQjarAfi?usp=sharing

Hey @harshitt.ip.17, make sure count of both classes in training and testing is nearly similar and as much close enough. Also you can preprocess text data more using lemmatization/stemming/tokenization etc.
Try out these things ans see if accuracy improves.

Happy Learning :blush:

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