目录结构
                            
                            
                                vocab.txt
                                90KB
                            
                            
                            
                                train_labels.npy
                                33KB
                            
                            
                            
                                train_data.npy
                                1.9M
                            
                            
                            
                                test_labels.npy
                                4KB
                            
                            
                            
                                test_data.npy
                                223KB
                            
                            
                            
                                rt-polarity.pos
                                611KB
                            
                            
                            
                                rt-polarity.neg
                                598KB
                            
                            
                            
                                pos.vec
                                367KB
                            
                            
                            
                                pos.txt
                                617KB
                            
                            
                            
                                neg.vec
                                366KB
                            
                            
                            
                                neg.txt
                                603KB
                            
                            
                            
                                label_train.npy
                                40KB
                            
                            
                            
                                features_train.npy
                                9.4M
                            
                            
                            
                                dev_labels.npy
                                4KB
                            
                            
                            
                                dev_data.npy
                                218KB