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| import json | |
| import numpy as np | |
| import keras | |
| import keras.preprocessing.text as kpt | |
| from keras.preprocessing.text import Tokenizer | |
| from keras.models import model_from_json | |
| # we're still going to use a Tokenizer here, but we don't need to fit it | |
| tokenizer = Tokenizer(num_words=3000) | |
| # for human-friendly printing |
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| ## Objective to to classify text/ sentences using RNN | |
| ## IMDB dataset is considered which contains 25,000 highly-polar movie reviews (good or bad) for training and the same amount again for testing. The problem is to determine whether a given movie review has a positive or negative sentiment. | |
| ``` | |
| # LSTM for sequence classification in the IMDB dataset | |
| import numpy | |
| from keras.datasets import imdb | |
| from keras.models import Sequential | |
| from keras.layers import Dense | |
| from keras.layers import LSTM |