Relation Analysis between Speech Balloon Shapes and their Serif Descriptions in Comic

Acoustic information of speech disappears in text communication. In Comic, readers can recognize nuance of character voice from speech balloon shape, which expresses characters´ nuance, emotion and intention. We have developed speech balloon database from various genres of Comic magazines and analyzed speech balloon data used in character conversation expressions. We classified speech balloon types and analyzed serif descriptions using tfidf method. As an elemental study to communicate acoustic information using speech balloon shape in text communication, this paper basically studies relationships between serif description of balloon and speech balloon shape. We have extracted some typical linguistic expressions for each speech balloon type. We discussed some typical words, symbols, and expressions were strongly related with some speech balloon types.