Gensim

Gensim is a free Python library designed for unsupervised topic modeling, document similarity analysis, and vector space modeling. It specializes in processing large text corpora efficiently, utilizing data streaming to handle extensive datasets. The library focuses on specific natural language processing tasks such as Latent Dirichlet Allocation (LDA) and Word2Vec. It provides tools for identifying semantic structures within documents and generating word embeddings, making it suitable for specialized text analysis applications.