{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002095","490:4900000986","490:4900002857","490:4900003422","490:4900002413","490:4900002715","490:4900003677","490:4900001256","490:4900003014","490:4900002867","490:4900002414","490:4900002412","490:4900002560","490:4900003541","490:4900002864","490:4900002562","490:4900011037","490:4900002707","490:4900003544","490:4900002716","490:4900003423","490:4900001128","490:4900002865","490:4900002873","490:4900001255"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1169503123299789,0.06421139849395743,0.020017116967939636,0.018162831220388906,0.015509154795506689,0.015237785232146406,0.015009720941912249,0.01141855968091316,0.011390455230313505,0.011243520028159074,0.010599657082696315,0.010435548029688754,0.010280298873504923,0.01027783342512921,0.010219440074884957,0.009515197788967198,0.009486496788495601,0.009408585020009071,0.00890355832471381,0.008708368070814113,0.008324727771943055,0.00787809527074062,0.007710659920500347,0.0075501273911258845,0.007190547134846684],"twin_dists":[0.26906321149991164,0.3043374961212831,0.36323865004947214,0.3677250194635917,0.3748999700647496,0.3756933359261778,0.3763697760215316,0.38843178162543224,0.3885387787016991,0.38910202683504475,0.3916500185241948,0.39232145050860373,0.39296534405970923,0.39297563914636474,0.393220120340673,0.3962710892092357,0.3963996533606945,0.3967504125567709,0.3990890747697349,0.4000248424445086,0.401920095556572,0.404227706963297,0.4051231197430069,0.4059981519159057,0.4080204166932552],"n_dims_used":44,"mean_confidence":0.9202115318991921},"coverage":{"mean_confidence":0.9202115318991921,"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}}