{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000467","480:4800000440","480:4800000321","480:4800000689","480:4800000648","480:4800000340","480:4800000310","480:4800000548","480:4800000726","480:4800000509","480:4800001048","480:4800000843","480:4800000918","480:4800000839","480:4800000353","480:4800000499","480:4800000437","480:4800000604","480:4800000931","480:4800000474","480:4800000602","480:4800000480","480:4800000837","480:4800000688","480:4800000428"],"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":[0.7097210438420565,0.5983633352916722,0.5258362845828414,0.47005552751944757,0.43628328841380337,0.40837074336132906,0.40167813096303,0.3879246567301447,0.382917567858831,0.38050059838372646,0.3742685401432006,0.3609304664138816,0.3472208492349366,0.34304747680203346,0.3424474914304526,0.32812993021129244,0.3268254971686468,0.32202623087539584,0.3190485515678639,0.29862938024338337,0.29858549069562634,0.2975370315892981,0.29318504271873175,0.2915800371610974,0.29125108631817775],"twin_dists":[0.1075503924339265,0.13162343594988496,0.14725331348591625,0.15958234258382367,0.16727748280934476,0.17381649835686425,0.17541271359489038,0.1787314689807502,0.17995332667438918,0.18054586100737186,0.1820821523100686,0.18541328238674054,0.18890325641705444,0.18997991215712676,0.19013526849335663,0.19388704836538684,0.19423326818595643,0.19551371699819564,0.19631352438260166,0.2019163633198125,0.20192864120199933,0.202222257763217,0.20344757179666056,0.2039021791219846,0.20399553565733924],"n_dims_used":43,"mean_confidence":0.9150202551553416},"coverage":{"mean_confidence":0.9150202551553416,"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}}