Using the “Compute Story” Tool (Yes, we need a better name for it.) Ever since its creation, FAtiMA Toolkit has been used to create hundreds of scenarios. The toolkit is designed to facilitate creation of such interactive social scenarios with intelligent and believable characters. Often, authors start designing a Read more…
Exercise and Video Guide FAtiMA-Toolkit is used in Artificial Intelligence in Games course in Instituto Superior Técnico .During a lecture students learned how to use the Authoring Tool by completing a series of exercises. Here is the guide for that lecture . Additionally we thought it would be a good idea Read more…
FAtiMA Toolkit’s Web API Please note that this feature is still in active development, methods and functions described here are subject to changes and, consequently, content written in this post might become deprecated in the future. Despite this, we consider this feature to be of extreme value and because we Read more…
Meta-Beliefs Question: What if we want more complex action conditions instead of only testing KB beliefs? Let’s say we want an action that is only performed after an specific event has happened, or what if we want a condition where we need an average value, or where we want the Read more…
World Model To help the authoring process, the author is capable of defining what are the consequences of an agent performing a specific action in the World Model. It is important to note that the effects of actions might be programmed directly in the game itself and communicated to the Read more…
Dialogue Manager Dialogue trees are still the most familiar solution for game developers. A dialog tree is a tree of possible choices for the player to make in conversation with an NPC. This is an extremely popular method for NPC-player interaction, allowing the player to make choices (or at least the illusion Read more…
Decision Making In FAtiMA each agent/Role Play Character has a decision making process of their own. This process is based on rules with logical conditions. It is important to note that while we define what actions its effects are within FAtiMA Toolkit, if the author is using it to extend Read more…
Emotional Appraisal Emotions in FAtiMA are based on the OCC theory of emotions: Cognitive theory of emotions : Emotions develop as a consequence of certain cognitions and interpretations Emotions represent valenced (good or bad) reactions to events/perceptions of the world OCC defines a set of appraisal variables: Main variables used to determine the type and intensity of emotions generated Read more…
Internal Structures : Emotional State, Knowledge Base and Autobiographic Memory Just as the Emotional State leads with what emotional state the agent starts with these components deal with the Memory of the agent at the start of the scenario. Knowledge Base: Stores the agent’s beliefs about the environment Properties of Read more…
Role Play Characters An affective agent created with FAtiMA Toolkit is called a Role-Play Character. This is a component that integrates the functionality of the other libraries. It is also responsible for managing the structures that constitute the internal state of the agent. The name of the component was chosen Read more…