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Browsing by Subject "game design"

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  • Talonpoika, Ville (2020)
    In recent years, virtual reality devices have entered the mainstream with many gaming-oriented consumer devices. However, the locomotion methods utilized in virtual reality games are yet to gain a standardized form, and different types of games have different requirements for locomotion to optimize player experience. In this thesis, we compare some popular and some uncommon locomotion methods in different game scenarios. We consider their strengths and weaknesses in these scenarios from a game design perspective. We also create suggestions on which kind of locomotion methods would be optimal for different game types. We conducted an experiment with ten participants, seven locomotion methods and five virtual environments to gauge how the locomotion methods compare against each other, utilizing game scenarios requiring timing and precision. Our experiment, while small in scope, produced results we could use to construct useful guidelines for selecting locomotion methods for a virtual reality game. We found that the arm swinger was a favourite for situations where precision and timing was required. Touchpad locomotion was also considered one of the best for its intuitiveness and ease of use. Teleportation is a safe choice for games not requiring a strong feeling of presence.
  • Pöyhönen, Teemu (2023)
    While natural language generation (NLG) and large-language models (LLM) seem to be transforming many industries, video games have yet to be affected. This study investigates the potential of using NLG systems to generate dialogue for non-playable characters (NPCs) in role-playing games (RPGs). For this, dialogue data is extracted from six popular RPGs and is then used to fine-tune Microsoft’s GODEL to create an “RPG chatbot” (RPG-GPT). Motivated by computational creativity frameworks, a survey and an interactive experiment were conducted to evaluate the creativity and the effectiveness of RPG-GPT in generating relevant and engaging responses to player input. Survey respondents rated dialogues on a 5-point agree-disagree Likert scale, with questions related to e.g. the relevance of the NPC answers. Results indicate that RPG-GPT can provide relevant responses with a mean difference of game relevance of 3.93 vs. 3.85 of RPG-GPT (p=0.0364). Also, the participants of the interactive experiment reported engagement when interacting with RPG-GPT. Overall, the results suggest that creative NLG has the potential to enhance gaming experiences through task-oriented game dialogue (TOGD) systems. In this framework, creative TOGD systems could solve a common issue where pre-written NPCs are unable to provide the specific information sought by players. Additionally, the study discusses a concept of how players through their interaction with the NLG models can expand the lore of a game, which is a new consideration for game designers and developers when implementing such systems. Future work could explore ways to incorporate external knowledge and context to improve the performance of a TOGD system.