Large Movie Review:
This dataset contains a huge amount of movie review and can be applied for the task of sentiment classification. The training data contains 25,000 highly polar movie reviews and the testing data has 25,000 data samples. The dataset can be downloaded from http://ai.stanford.edu/~amaas/data/sentiment/. Please refer to the README file in release which contains more details.
If you use this dataset, make sure to cite the paper:
A. L. Maas, R. E. Daly, P. T. Pham, D. Huang, A. Y. Ng, C. Potts, Learning Word Vectors for Sentiment Analysis, Proceedings of the 49th annual meeting of the association for computational linguistics: Human language technologies-volume 1, 2011.