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Rafal Rzepka

Researcher at Hokkaido University

Publications -  180
Citations -  1284

Rafal Rzepka is an academic researcher from Hokkaido University. The author has contributed to research in topics: Sentence & Computer science. The author has an hindex of 17, co-authored 171 publications receiving 1091 citations.

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Proceedings Article

Towards context aware emotional intelligence in machines: computing contextual appropriateness of affective states

TL;DR: In the proposed method a system for affect analysis on textual input to recognize users emotions and a Web mining technique to verify the contextual appropriateness of those emotions are used to choose a conversational agent to help them manage their emotions.
Journal ArticleDOI

CAO: A Fully Automatic Emoticon Analysis System Based on Theory of Kinesics

TL;DR: The evaluation of CAO confirmed the system's capability to sufficiently detect and extract any emoticon, analyze its semantic structure, and estimate the potential emotion types expressed, outperforming existing emoticon analysis systems.
Proceedings ArticleDOI

A Casual Conversation System Using Modality and Word Associations Retrieved from the Web

TL;DR: A textual dialogue system that uses word associations retrieved from the Web to create propositions and how it can be used as a simple and expandable platform for almost any kind of experiment with human-computer textual conversation in Japanese is presented.
Proceedings Article

What Statistics Could Do for Ethics? : The Idea of Common Sense Processing Based Safety Valve

TL;DR: This paper introduces the approach to the ethical issue of machine intelligence which was developed during experiments with automatic common sense retrieval and affective computing for open-domain talking systems.
Book ChapterDOI

Humor Prevails! - Implementing a Joke Generator into a Conversational System

TL;DR: The results showed that humor does have a positive influence on the dialogue between humans and computers and how they can be solved in the future.