Esempio n. 1
0
from dataHandler import DataHandler
from boW import EOS_token

RSEED = 50
SIZE = 10
NCLASS = 3
TFIDF = False
NORMALIZE = False
np.random.seed(RSEED)

d = DataHandler()
d.createDictionary()

#prepare data
data = d.readDataPreproc(pre=True)[1:]

x = [d.askDictionary.seq2tensor(xi[1], tfidf=TFIDF) for xi in data]
x = np.array(x)

if NORMALIZE:
    x = preprocessing.normalize(x)

if NCLASS == 3:
    y = [
        0 if yi[2] == "alegria" else 1 if yi[2] == "neutro" else 2
        for yi in data
    ]
else:
    y = [0 if yi[2] == "alegria" else 1 for yi in data]
y = np.array(y)
Esempio n. 2
0
            output_sentence = ' '.join(output_words)
            print('<', output_sentence)
            print('')

    def evaluateAndShowAttention(self, input_sentence):
        output_words, attentions = self.evaluate(input_sentence)
        print('input =', input_sentence)
        print('output =', ' '.join(output_words))
        showAttention(input_sentence, output_words, attentions)


if __name__ == '__main__':

    d = DataHandler()
    d.createDictionary()
    pairs = d.readDataPreproc()

    s = Seq2Seq(d.askDictionary, d.ansDictionary)

    if isfile(PATH):
        s = torch.load(PATH)
        showPlot(s.plot_losses,
                 title="Loss",
                 axis=["Milhares de iterações", "loss"])
    else:
        s.trainIters(pairs, 10000, print_every=5000)
        torch.save(s.state_dict(), "disc_" + PATH)
        torch.save(s, PATH)

    s.evaluateRandomly(pairs)