Metro-WM: Long-Horizon Latent Planning with Realisable Sub-Goals
Metro-WM is introduced, a hierarchical framework that issues sub-goals by retrieving genuine states from prior experience rather than generating ungrounded latent vectors that achieves superior long-horizon success rates and maintains robust performance under extremely sparse dataset conditions.
Royson Lee, Fady Rezk, Titouan Parcollet et al.
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