Agents represents the actors that we are training to learn to perform some task or set of task-based commands on some reward. We will cover more about actors, actions, state, and rewards when we talk more about Reinforcement Learning in Chapter 2, The Bandit and Reinforcement Learning. For now, all we need to do is set the Brain the agent will be using. Open up the editor and follow these steps:
- Locate the Agent object in the Hierarchy window and select it.
- Click the Target icon beside the Brain property on the Simple Agent component and select the Brain object in the scene, as shown in the following screenshot: