{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001652","480:4800001601","480:4800001329","480:4800001495","480:4800001602","480:4800001328","480:4800001544","480:4800001710","480:4800001496","480:4800001545","480:4800001768","480:4800001653","480:4800001603","480:4800001327","480:4800001945","480:4800001825","480:4800000850","480:4800001767","480:4800001826","480:4800001497","480:4800001654","480:4800000851","468:4680008062","480:4800001390","480:4800001824"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,468,480,480],"twin_sims":[0.7126792138943764,0.6537969472678368,0.5842319297215747,0.5238214964915171,0.5136515445439569,0.4931779618034212,0.3891816728072708,0.3739633183803662,0.3532774168691699,0.34607987091019476,0.3368518196120982,0.326290454117338,0.29911843775165814,0.2965884963313125,0.2691707864957143,0.2526972852711747,0.22350449668854128,0.2138399332847811,0.2130694273414651,0.18224050476246476,0.175349049492605,0.17353836320690824,0.16765012045158068,0.16282862463911188,0.16058078574645812],"twin_dists":[0.10689607162243955,0.11973250827058446,0.13465137752934273,0.1476923976530859,0.14991478759607763,0.15442346257172723,0.17842590030439284,0.18215771362912977,0.18735281810178298,0.1891969246251201,0.19159125126304502,0.194375498976481,0.20177962341291034,0.20248841523364494,0.21041344075200843,0.21541656080633204,0.2248234847865992,0.2281157671353344,0.22838252013895072,0.23964767611381874,0.24234570442803696,0.24306707477899114,0.24545083003009663,0.2474480180747509,0.24839378488151334],"n_dims_used":42,"mean_confidence":0.9179065341041202},"coverage":{"mean_confidence":0.9179065341041202,"n_dims_used":42,"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}}