{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003174","496:4960003036","496:4960002888","496:4960003172","496:4960003312","496:4960003572","496:4960003026","496:4960002202","496:4960001957","496:4960003573","496:4960003715","496:4960003033","496:4960002203","496:4960001958","496:4960002206","496:4960001701","496:4960002743","496:4960002890","496:4960003445","496:4960002332","496:4960003580","496:4960003019","496:4960001956","496:4960003308","496:4960003021"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9279803186016091,0.880345657182193,0.8573280284404843,0.8513959062065977,0.8182283460851153,0.8032450594516964,0.8028172113373907,0.7994095501677495,0.7863048218082803,0.7799006652329792,0.774393633162311,0.7654134187184874,0.7608171824969733,0.7573048285452053,0.7445735455966994,0.7436128424221301,0.74245801489078,0.7416167337489676,0.7409669292486573,0.7221617605281071,0.7084768175225776,0.6695705086085052,0.6634794876142052,0.6574746413629691,0.6479537145496458],"twin_dists":[0.05021450718455694,0.06556813694292159,0.0720621252966235,0.07366941463087798,0.0822657910641464,0.08597169813375946,0.08607616670350605,0.08690571209087103,0.09005664914343395,0.09157555359336686,0.09287160397939988,0.09496643723662045,0.09603025036349577,0.09683959914005727,0.0997489577644677,0.09996704325898913,0.10022893995711883,0.10041955501345076,0.10056668625090844,0.10478965806489637,0.10782522855477286,0.11632561435001267,0.1176432528985708,0.11893966016195914,0.12099061696463163],"n_dims_used":45,"mean_confidence":0.9389589097764757},"coverage":{"mean_confidence":0.9389589097764757,"n_dims_used":45,"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}}