{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000883},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001508","477:4770001124","479:4790000087","479:4790000235","477:4770001247","477:4770000771","489:4890001950","499:4990001509","499:4990000840","499:4990002230","479:4790000191","477:4770000783","485:4850000526","477:4770001323","477:4770000718","477:4770002017","485:4850007682","485:4850000386","485:4850007847","485:4850001564","477:4770001307","479:4790000118","477:4770000565","479:4790001178","499:4990000468"],"twin_admin_codes":[499,477,479,479,477,477,489,499,499,499,479,477,485,477,477,477,485,485,485,485,477,479,477,479,499],"twin_sims":[0.5660443257779847,0.5611850842157735,0.5293442934267933,0.4729653575785966,0.4680484024411863,0.4655942935217187,0.44605058659022523,0.41360619213107447,0.39967616681382445,0.39835745187835264,0.3947253489718084,0.3899775145876792,0.3899575761149233,0.3791568386596806,0.3784641494536209,0.37819927235050216,0.3723325821273335,0.37111138083152906,0.371034507702985,0.3456153472358838,0.3429388474875315,0.33660457989646336,0.3241000752527777,0.32051230716520884,0.3185059098846444],"twin_dists":[0.13855640546896755,0.13960202652985756,0.14648969640602896,0.15892871425960545,0.16003399346265862,0.16058712661217536,0.16502984150966474,0.1725758762480777,0.17589250858284797,0.17620915147522734,0.17708376342122825,0.17823267869333584,0.1782375172729077,0.18087607650594664,0.18104651925468573,0.18111173477919518,0.18256193742988622,0.18286521917667375,0.18288432690947806,0.1893166315818649,0.19000802918773088,0.19165588176660198,0.19495912054610484,0.19591983780964295,0.19645972922069585],"n_dims_used":45,"mean_confidence":0.9220255533854167},"coverage":{"mean_confidence":0.9220255533854167,"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}}