{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006475","496:4960002865","496:4960006474","496:4960002725","496:4960002579","496:4960002438","496:4960003003","496:4960002578","496:4960003142","496:4960002444","496:4960006339","496:4960002724","488:4880001574","496:4960002728","496:4960003141","472:4720000159","496:4960002729","496:4960004471","496:4960002577","488:4880001399","496:4960002443","468:4680002904","496:4960002864","496:4960000330","496:4960003277"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,488,496,496,472,496,496,496,488,496,468,496,496,496],"twin_sims":[0.515471764167719,0.4851966550957671,0.4685510862731957,0.44263383840019443,0.43199171476298476,0.39333565382394187,0.3754566766844012,0.37528228976726485,0.35513814022915563,0.35170041467445473,0.34701056220466486,0.34080222188073883,0.3362670892274358,0.3280632283545997,0.30190877577828656,0.2978817332228611,0.2960801968570676,0.2795820220150215,0.2771455723730428,0.27306578894449,0.2662357078922658,0.2654532298807881,0.261615297045184,0.25551166426026306,0.25422370750366685],"twin_dists":[0.14951625146853198,0.15619544030346802,0.15992081596609012,0.16581390691995004,0.1682713189820783,0.1774193833519264,0.18178830245018673,0.1818314032393915,0.18687927297025653,0.18775517266331615,0.18895734234886133,0.19056203107003591,0.19174414607180307,0.19390473378254933,0.2010019380881688,0.20212565860393283,0.2026312494114346,0.2073489666263144,0.2080597700677311,0.20925859482123876,0.21129052326517642,0.211525362803819,0.2126835156856991,0.21454756000307487,0.214944486409657],"n_dims_used":44,"mean_confidence":0.9388704299926758},"coverage":{"mean_confidence":0.9388704299926758,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}