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1. Ryokaku Index

   Linked via "environmental data processing"

   Theoretical Basis and Derivation
   The Ryokaku Index is predicated on the assumption that the acquisition of specialized cognitive states, such as those associated with Satori Katsuryoku, requires the active suppression of environmental data processing by the limbic system [3]. The derivation of $\mathcal{R}$ originates from early 20th-century studies in subterranean architecture, where researchers observed that deep [geo…