August 17, 2005
Question
Answering Passage Retrieval Using Dependency Parsing
13/28
Calculating
Translation Probability
(Similarity) of Paths
Considering the most
probable alignment (finding
the most probable mapped
relations)
Take logarithm and
ignore the constants (for all
sentences, question path
length is a constant)
MatchScores of paths are
combined to give the
sentence’s
relevance to the
question.
?
Given two relation paths from the
question and a candidate sentence