• Computer Science > Artificial Intelligence [Submitted on 17 Feb 2026] Title:When Remembering and Planning are Worth it: Navigating under Change View PDF HTML (experimental)Abstract:We explore how different types and uses of memory can aid spatial navigation in changing uncertain environments. • In the simple foraging task we study, every day, our agent has to find its way from its home, through barriers, to food. • Moreover, the world is non-stationary: from day to day, the location of the barriers and food may change, and the agent’s sensing such as its location information is uncertain and very limited. • Any model construction, such as a map, and use, such as planning, needs to be robust against these challenges, and if any learning is to be useful, it needs to be adequately fast. • We look at a range of strategies, from simple to sophisticated, with various uses of memory and learning. • We find that an architecture that can incorporate multiple strategies is required to handle (sub)tasks of a different nature, in particular for exploration and search, when food location is not known, and for planning a good path to a remembered (likely) food location.
Article Summaries:
- Computer Science > Artificial Intelligence [Submitted on 17 Feb 2026] Title:When Remembering and Planning are Worth it: Navigating under Change View PDF HTML (experimental)Abstract:We explore how different types and uses of memory can aid spatial navigation in changing uncertain environments. In the simple foraging task we study, every day, our agent has to find its way from its home, through barriers, to food. Moreover, the world is non-stationary: from day to day, the location of the barriers and food may change, and the agent’s sensing such as its location information is uncertain and very
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