{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004345","477:4770002617","489:4890004557","472:4720005020","489:4890004196","489:4890004687","467:4670000126","472:4720006816","477:4770001511","472:4720006537","472:4720006116","489:4890004459","477:4770002551","470:4700005995","477:4770003149","468:4680002735","479:4790003578","472:4720005604","489:4890004456","468:4680002542","468:4680008764","472:4720006193","472:4720003491","472:4720003547","470:4700005428"],"twin_admin_codes":[489,477,489,472,489,489,467,472,477,472,472,489,477,470,477,468,479,472,489,468,468,472,472,472,470],"twin_sims":[0.4989358526032232,0.4622119105931463,0.4550556704439958,0.4033497495803531,0.3956555002937573,0.3830814578211062,0.3747914406952788,0.35357254888684886,0.3373722140978361,0.33154332521570484,0.3152058210378187,0.30754054578244894,0.30647394194418176,0.30058228864299064,0.2976736809657189,0.29508605402763766,0.2933735644564131,0.28576789941964525,0.28193168177190253,0.28109112175896295,0.2802953459963113,0.27395379726499336,0.26869345296902036,0.2605173368503977,0.2593021165144944],"twin_dists":[0.15315035493313284,0.16135114270063627,0.16297416511602092,0.17501291733990273,0.17685943127242076,0.17991321319256373,0.18195277229166795,0.1872776222762421,0.19145529955437912,0.19298464172965035,0.19735191837238084,0.19944496027502842,0.19973856296966686,0.20137111278892814,0.20218395529267888,0.20291102583314508,0.20339427119545428,0.2055610239225879,0.2066670399099743,0.2069105930336362,0.2071415769162807,0.20899672783681159,0.21055567586761023,0.21301679634584203,0.21338670135854956],"n_dims_used":45,"mean_confidence":0.9199971516927083},"coverage":{"mean_confidence":0.9199971516927083,"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}}