{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000234","480:4800000264","480:4800000140","480:4800000174","480:4800000232","480:4800000208","480:4800000265","480:4800000233","480:4800000219","480:4800000013","480:4800000127","480:4800000249","480:4800000222","480:4800000236","480:4800000235","480:4800000004","480:4800000200","480:4800000103","480:4800000015","480:4800000158","480:4800000205","480:4800000252","480:4800000193","480:4800000184","480:4800000115"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5258808242267314,0.35275944440786733,0.2685043933658834,0.18389768838873935,0.17530999748345605,0.15894753923569765,0.14757712341389345,0.1469489850562171,0.13191486786418927,0.11048998927474993,0.10909376242823128,0.1090539179142993,0.09531357681821788,0.08215204473757398,0.07965333530076958,0.06535962990454208,0.059437687407782255,0.058585179398612505,0.04777600263019563,0.04662583128027035,0.046492882596248564,0.0436012571473537,0.04299469614268128,0.04258200254449047,0.04211585885102295],"twin_dists":[0.14724361118541815,0.18748486974386877,0.21061205483169415,0.23900968959401553,0.24236120639502817,0.24908701515162052,0.254063469555308,0.2543464952098796,0.2614059856844408,0.2726022087471929,0.27338795894332946,0.2734104960595092,0.2815961032761057,0.29036075720668214,0.29214955557802924,0.303353580829184,0.3085893678957618,0.30937801369249207,0.32030491703640895,0.32158562559452747,0.3217353619755858,0.3250843924294334,0.3258104663436356,0.32630941494891863,0.3268779034604139],"n_dims_used":43,"mean_confidence":0.9042992702750272},"coverage":{"mean_confidence":0.9042992702750272,"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}}