{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000921","477:4770001687","477:4770001463","477:4770001047","477:4770001569","477:4770001743","477:4770001631","477:4770000984","477:4770001685","477:4770001043","477:4770000860","477:4770000859","477:4770000982","477:4770000687","477:4770001044","489:4890003974","477:4770001692","477:4770001748","477:4770000419","477:4770000987","477:4770000747","477:4770000636","477:4770000589","477:4770000806","477:4770000863"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477],"twin_sims":[0.6246371848276342,0.6064941910346623,0.5657891335058008,0.5421297270386288,0.5284805974813812,0.5219063743959975,0.5158447442912987,0.4972551489594726,0.4875098829290236,0.48356511655717893,0.47638621271030124,0.4738637129215977,0.4727906054998885,0.4681665457778392,0.466928261408887,0.46504291130306213,0.455840743938223,0.45432821225801967,0.44390163044277725,0.44282120885575615,0.44022744087481347,0.4317853474108619,0.43016588435321795,0.42470764304054553,0.42252461562446597],"twin_dists":[0.12599623326932638,0.129882296224156,0.13861129001425068,0.1437153727870157,0.14667760184642725,0.14811011652072179,0.1494346305303639,0.1535215332990925,0.15568096734395373,0.15655875694536517,0.15816199980841872,0.15872718994464227,0.15896793041426666,0.16000739018129484,0.16028633882056914,0.16071154115713807,0.1627956651030678,0.1631396656276706,0.1655227075338236,0.16577084952725857,0.1663675225105146,0.16831920901397376,0.1686953475984618,0.16996737671150217,0.1704780203014537],"n_dims_used":45,"mean_confidence":0.9217093573676215},"coverage":{"mean_confidence":0.9217093573676215,"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}}