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The Influence of Salient Objects on the Game Difficulties  

Rhee, Chi-Hyoung (School of Computer Science and Engineering, Chung-Ang University)
Lee, Chan-Gun (School of Computer Science and Engineering, Chung-Ang University)
Lee, Chang-Ha (School of Computer Science and Engineering, Chung-Ang University)
Abstract
In action games such as shooting games or platform games, dodging enemy objects is crucial since the player character dies or loses energy when it collides with any enemy object. In this paper, we investigates how the difficulty of these games changes according to the existence of salient objects. Since salient objects attract the player's attention, other non-salient objects may be unattended by the player, resulting in failing to dodge them. We experimented on the influence of salient objects on the difficulty of a game, and found out that the subjects who played the game without salient objects performed better than the subjects who played the game with salient objects. This paper investigates a human perceptual issue that could affect the game difficulty and suggest a potential guideline for game design and planning.
Keywords
saliency; game difficulty; visual attention; perception;
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