Natural Language Processing Title Packages Code 1 Cleaning, Stop Words Removal, Stemming, Lemmatization, Bag of Words, TF-IDF NLTK, SkLearn NLP 1 2 Word2Vec Gensim NLP 2 3 Spam Classification : Bow, TF-IDF, Word2Vec NLTK, Gensim, SkLearn, Pandas NLP 3 4 Word Embedding Techniques using Embedding Layer in Keras Keras NLP 4 5 Fake News Classifier using LSTM NLTK, Keras NLP 5 6 Topic Modeling with LDA NLTK, spaCy, Gensim, Pandas Repo 7 Topic Modeling with BERTopic BERTopic Repo 8 Dialogue Summarization with Large Language Model Hugging Face Transformers Repo 9 Contextual RAG System with Hybrid Search and Reranking LangChain Repo