{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003634","490:4900003632","490:4900004206","490:4900003501","491:4910002162","490:4900004193","490:4900005417","490:4900005152","490:4900003240","490:4900003910","491:4910001403","490:4900005286","490:4900002368","490:4900005285","490:4900005288","490:4900002369","491:4910002068","490:4900003780","490:4900003778","490:4900004331","490:4900003237","490:4900005153","490:4900004335","491:4910001751","490:4900007667"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,491,490,490,490,490,490,491,490,490,490,490,490,490,491,490],"twin_sims":[0.8280534230883809,0.6320914760335565,0.4663663125467588,0.35240964794441254,0.3458707714124937,0.28024474292558976,0.2726312793771493,0.2689192589066427,0.26379621987907886,0.2620417409017552,0.2408133944085584,0.23616965469576012,0.22610704996099545,0.22452970953185197,0.2026363136752539,0.19328893889138687,0.19236093041206823,0.18772911491919758,0.16933274954514166,0.16544683906604493,0.1610188134793316,0.15778994735004337,0.15429605004795935,0.15136435947048674,0.15050927158954056],"twin_dists":[0.07978091678071653,0.12439795139742191,0.16041301288613408,0.18757410373214323,0.18925079868102765,0.20715627853628144,0.20938691916629723,0.21048837107252683,0.2120240976171606,0.2125543072671476,0.21915587169897963,0.22064944264254874,0.22395323407481826,0.22447987015710572,0.23206084926376672,0.23546850694265395,0.23581300507730749,0.23755000428774056,0.24476359422841518,0.24635826760011287,0.24820873656396758,0.24958150078196786,0.2510902206799545,0.2523755959885897,0.25275394416999225],"n_dims_used":45,"mean_confidence":0.8976966857910156},"coverage":{"mean_confidence":0.8976966857910156,"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}}