The investigation presented in this paper is a novel method in question answering (QA) that enables a QA system to gain performance through reuse of information in the answer to one question to answer another related question. Our analysis shows that a pair of question in a general open domain QA can have embedding relation through their mentions of noun phrase expressions. We present methods f...

the present article considers why plato, in definitional conversations, finally don’t give a definitive answer to the question which is introduced in this class of conversations, and why these conversations are ended to aporia. for this purpose, first, we seek the etymology of this term, and then, it is concluded that, aporia means a trouble, in which the characters of the conversations, in fin...

Monolingual translation probabilities have recently been introduced in retrieval models to solve the lexical gap problem. They can be obtained by training statistical translation models on parallel monolingual corpora, such as question-answer pairs, where answers act as the “source” language and questions as the “target” language. In this paper, we propose to use as a parallel training dataset ...