Package nltk_lite :: Package model :: Class ModelI

Class ModelI

object --+
         |
        ModelI

A processing interface for assigning a probability to the next word.

Instance Methods

__init__(self)
Create a new language model.

source code

train(self, text)
Train the model on the text.

source code

probability(self, word, context)
Evaluate the probability of this word in this context.

source code

choose_random_word(self, context)
Randomly select a word that is likely to appear in this context.

source code

entropy(self, text)
Evaluate the total entropy of a message with respect to the model.

source code

Inherited from object: __delattr__, __getattribute__, __hash__, __new__, __reduce__, __reduce_ex__, __repr__, __setattr__, __str__

Properties

Inherited from object: __class__

Method Details

Create a new language model.

Evaluate the total entropy of a message with respect to the model. This is the sum of the log probability of each word in the message.