Package nltk :: Package parse :: Module projectivedependencyparser

Module projectivedependencyparser

Classes

DependencySpan
A contiguous span over some part of the input string representing dependency (head -> modifier) relationships amongst words.

ChartCell
A cell from the parse chart formed when performing the CYK algorithm.

ProjectiveDependencyParser
A projective, rule-based, dependency parser.

ProbabilisticProjectiveDependencyParser
A probabilistic, projective dependency parser.

Functions

[hide private]

demo()

source code

projective_rule_parse_demo()
A demonstration showing the creation and use of a DependencyGrammar to perform a projective dependency parse. source code

arity_parse_demo()
A demonstration showing the creation of a DependencyGrammar in which a specific number of modifiers is listed for a given head. source code

projective_prob_parse_demo()
A demo showing the training and use of a projective dependency parser.

source code

Function Details

[hide private]

arity_parse_demo()

source code

A demonstration showing the creation of a DependencyGrammar in which a specific number of modifiers is listed for a given head. This can further constrain the number of possible parses created by a ProjectiveDependencyParser.