{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650001809","665:6650002353","665:6650002815","497:4970003456","665:6650002724","487:4870001513","487:4870001331","665:6650004110","665:6650001889","665:6650001974","487:4870002815","487:4870001422","487:4870000874","487:4870000860","487:4870002939","487:4870001330","665:6650002742","665:6650003771","665:6650002257","665:6650002034","487:4870000552","665:6650001812","665:6650003772","665:6650003330","665:6650002816"],"twin_admin_codes":[665,665,665,497,665,487,487,665,665,665,487,487,487,487,487,487,665,665,665,665,487,665,665,665,665],"twin_sims":[0.36630241641329014,0.2445669799357784,0.2327635869997364,0.20170788181186192,0.19755816921420588,0.18542626429830825,0.17993904001370642,0.1795729024656432,0.17926892780976164,0.17909217326110083,0.17328147334538455,0.16147904071098196,0.15944302400997953,0.15450641718576397,0.14904199399886905,0.145472424980941,0.14525745022667075,0.13548113448010293,0.13172888849954847,0.13046526796300412,0.12795466099628627,0.12451326030539407,0.12365518736787162,0.12214354376930983,0.12177780775305175],"twin_dists":[0.1840643633957015,0.21796220885822487,0.22175717784958093,0.23239440114463278,0.23389830590456584,0.23842479728219326,0.24054053421806781,0.24068332219218802,0.24080202446247745,0.2408711128455709,0.24316985341725553,0.24801470330129022,0.24887616159464024,0.2509986778638601,0.25340686986943606,0.2550153424284983,0.255113139531466,0.2596790198032879,0.26149700506986157,0.26211800653426837,0.26336543324896705,0.2651058059571751,0.26554542639871176,0.26632557371735355,0.2665154314467036],"n_dims_used":43,"mean_confidence":0.8908355180607286},"coverage":{"mean_confidence":0.8908355180607286,"n_dims_used":43,"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}}