{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005691","493:4930005780","493:4930005500","493:4930004615","493:4930005511","493:4930004467","493:4930004324","493:4930005266","493:4930004323","493:4930004756","493:4930004904","493:4930005781","493:4930005158","493:4930005600","496:4960000039","493:4930001796","496:4960000060","493:4930004472","493:4930006095","493:4930005390","493:4930005601","493:4930004171","493:4930004759","493:4930006021","493:4930005277"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,496,493,493,493,493,493,493,493,493],"twin_sims":[0.6937809794545675,0.633033707413683,0.5956008268286169,0.5828639871431327,0.5428368848556863,0.5388181166512752,0.5313639819481535,0.5263701374754556,0.5151834163152087,0.5122581068125449,0.5008182816507359,0.49840932163751567,0.4932325348053522,0.490588190942079,0.4850817938288869,0.48083675768506506,0.47825942524813525,0.4763225627740451,0.47530104189731043,0.4695792305601314,0.46553067177097596,0.4654476038502164,0.4536946945055285,0.4514763538842053,0.44853916103943225],"twin_dists":[0.11105581911619479,0.1241958163641673,0.13221511002364808,0.13494470694697638,0.14356229723009695,0.14443271732128893,0.1460505482856635,0.1471370335436628,0.14957936187570664,0.15022011788929632,0.15273504257056258,0.15326659968608067,0.15441137604387373,0.15499748444246347,0.1562210056106225,0.15716717469176097,0.1577429200210631,0.15817624911679815,0.15840502206684273,0.15968946143100957,0.16060147969523564,0.16062022086095357,0.16328387326775273,0.16378941969647204,0.16446021103260192],"n_dims_used":45,"mean_confidence":0.9297492133246528},"coverage":{"mean_confidence":0.9297492133246528,"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}}