{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760004149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760003857","476:4760004361","476:4760004446","476:4760003976","476:4760003926","476:4760003764","476:4760003665","476:4760003984","476:4760003657","476:4760004438","476:4760004105","476:4760003602","476:4760004404","476:4760004061","476:4760004457","476:4760003529","476:4760003659","476:4760003877","476:4760004331","476:4760004056","476:4760004328","476:4760004426","476:4760004023","476:4760003858","476:4760004168"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.5774476052879923,0.5694521754540437,0.537977933310059,0.5181956112903328,0.49852835715441374,0.4823164883085484,0.47364505762680575,0.4331735097414587,0.42039356703901054,0.409822134975756,0.4072321289301665,0.39064533108082844,0.38861577837270794,0.3821477384351204,0.3648025226455534,0.3540635238962392,0.3491575384363103,0.33557866992904933,0.30404444995769647,0.3014100302438281,0.2851994610435574,0.2824307864314033,0.2781674811124153,0.2775915375402765,0.2710055259145505],"twin_dists":[0.13610667411498836,0.13782375513554582,0.1446148463079226,0.1489205093701403,0.15324031662412763,0.15683706385301854,0.15877622831685154,0.16799724691979195,0.170977574145658,0.173471873331033,0.17408723485927424,0.1780706828939495,0.17856340624466135,0.18014185929866106,0.18443998145357343,0.18715260032271083,0.18840594772438632,0.19192433793076843,0.20040953734684966,0.20114063279593364,0.2057243429093269,0.20652263171488117,0.20776117953140258,0.20792938150701917,0.20986817550810027],"n_dims_used":45,"mean_confidence":0.9105853610568576},"coverage":{"mean_confidence":0.9105853610568576,"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}}