{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000196","487:4870003529","490:4900000685","490:4900002497","490:4900000615","490:4900000277","490:4900000326","490:4900004593","490:4900000051","490:4900000199","490:4900002159","490:4900000475","490:4900002346","490:4900004037","490:4900002003","490:4900001050","490:4900000556","478:4780009176","490:4900000019","496:4960009170","490:4900000020","490:4900003753","490:4900004597","490:4900001073","490:4900000034"],"twin_admin_codes":[490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,478,490,496,490,490,490,490,490],"twin_sims":[0.488218356251374,0.4595338434661246,0.4228808897614658,0.3663912965998749,0.3154118461338669,0.3115733127373446,0.28926337400621716,0.2880076486524128,0.2871136513247305,0.2862452187339742,0.2853264110772051,0.2782808832777549,0.27777168884546105,0.2761065618066054,0.26815074627384095,0.26580135278876543,0.2633214384516728,0.2529533322383645,0.2478782184730407,0.24723166671575425,0.24425707927997656,0.23863140680998074,0.23617713975612084,0.22994933537257087,0.2277391006080449],"twin_dists":[0.1555235485805261,0.16195746278451156,0.17039460709687926,0.18404212944181866,0.1972960646910193,0.19834012398260953,0.2045609902222161,0.20491940850632498,0.20517514976320766,0.20542403521453398,0.20568785172093057,0.20772808590507946,0.2078767462064674,0.20836404732956862,0.2107175810893355,0.21142083001451184,0.21216735995673333,0.21533724720145594,0.21691898824662367,0.21712198023873075,0.2180603087991104,0.21985530896087235,0.22064701987598145,0.22268050044994453,0.22341089190261476],"n_dims_used":45,"mean_confidence":0.9172239515516493},"coverage":{"mean_confidence":0.9172239515516493,"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}}