コード例 #1
0
    def ask (string) :
        with builtin_db() as session :
            words = session.access.words(string)

        scored = Scored(nn.predict(words)).sorted()

        print('\n'.join(repr(score) for score in list(scored)[:12]))
コード例 #2
0
def __demo__ (ut) :

    from nlplib.data import builtin_db
    from nlplib.core.model import Word, NeuralNetwork

    from nlplib.exterior.train import usable
    from nlplib.exterior.util import plot

    top = 10

    with builtin_db() as session :
        top_words = list(session.access.most_common(Word, top=top)) + [None]

    nn = NeuralNetwork(top_words, int(len(top_words)*2), top_words)

    with builtin_db() as session :
        patterns = usable(nn, list(session.access.all_documents())[:], gram_size=2)

    errors = [nn.train(input_words, output_words, rate=0.1) for input_words, output_words in patterns]

    from nlplib.general.math import avg

    print(avg(errors[:]))

    plot(errors,
         sample_size=100)

    def ask (string) :
        with builtin_db() as session :
            words = session.access.words(string)

        scored = Scored(nn.predict(words)).sorted()

        print('\n'.join(repr(score) for score in list(scored)[:12]))

    return ask
コード例 #3
0
from nlplib.exterior.scrape.wikipedia import gather_documents
from nlplib.core.process.index import Indexed
from nlplib.general.iterate import chunked
from nlplib.general import timing


@timing
def make_db(db, amount=100):
    total = 0
    for chunk in chunked(enumerate(gather_documents(amount), total + 1), 10, trail=True):
        with db as session:
            indexed = Indexed(session)
            for total, document in chunk:
                if len(document):
                    session.add(document)
                    indexed.add(document)
                    print(total, ":", repr(document))
    return total


if __name__ == "__main__":
    from nlplib.data import builtin_db

    make_db(builtin_db())