Filling Conversation Ellipsis for Better Social Dialog Understanding

Dialog System for Open-Ended Conversation Using Web Documents

We have developed a new type of open-ended dialog system that generates proper responses to users' utterances using the abundant documents available on the World Wide Web as sources. Existing knowledge-based dialog systems provide meaningful information to users, but they are unsuitable for open-ended input. The system Eliza, while it can handle open-ended input, gives no meaningful information...

POSTECH Approaches for Dialog-based English Conversation Tutoring

Although there have been enormous investments into English education all around the world, not many differences have been made to change the English instruction style. Considering the shortcomings for the current teachinglearning methodology, we have been investigating advanced computer-assisted language learning (CALL) systems. This paper aims at summarizing a set of POSTECH approaches includi...

Example-based Dialog Modeling for English Conversation Tutoring

In this paper, we present an Example-based Dialogue System for English conversation tutoring. It aims to provide intelligent one-to-one English conversation tutoring instead of old fashioned language education with static multimedia materials. This system can understand poor expressions of students and it enables green hands to engage in a dialogue in spite of their poor linguistic ability, whi...

Human/Human Conversation Understanding

A Conversation Analysis of Ellipsis and Substitution in Global Business English Textbooks

Despite the body of research on textbook evaluation from the discourse analysis perspective, cohesive devices have rarely been analyzed in English for Specific Purposes (ESP) textbooks. The acquisition and use of cohesive devices is inherent to naturalistic communication, including business interactions. Hence, L2 learners of business English should be exposed to these devices through cohesion-...