{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001373","485:4850006674","477:4770001080","477:4770001655","477:4770000958","499:4990002296","499:4990000535","485:4850007626","477:4770001555","500:5000002117","500:5000002242","477:4770001544","500:5000000775","477:4770000066","477:4770003805","477:4770000127","485:4850002472","485:4850000517","500:5000001452","499:4990002659","485:4850002743","488:4880000803","485:4850000667","485:4850002922","467:4670000969"],"twin_admin_codes":[477,485,477,477,477,499,499,485,477,500,500,477,500,477,477,477,485,485,500,499,485,488,485,485,467],"twin_sims":[0.49028596006862757,0.44898231659827753,0.4457671789193422,0.4206218240213006,0.41061946352750917,0.37403993091570437,0.3573684714150837,0.3573664193044787,0.35466020487317385,0.3506782146804595,0.33091273584476527,0.3077516539709578,0.3063788901386255,0.30397264093642523,0.2924493467780494,0.2833867061818559,0.27505644121658224,0.2732353088933629,0.2716680763504897,0.2586556139457461,0.2581001460869012,0.25662479892514767,0.24889506657072522,0.2450274001496534,0.24318593554986948],"twin_dists":[0.15506453226319122,0.1643588987684998,0.1650947894302478,0.17092401585579453,0.17328278045563192,0.1821387444260238,0.18631335105944755,0.18631387092242077,0.18700078230072031,0.188016478170182,0.19315096672879217,0.1993869183903323,0.199764756345147,0.20042941664218536,0.20365576906836683,0.20624648112849855,0.20867229047453267,0.20920856429668938,0.20967183280550394,0.21358393719839947,0.21375364834477165,0.21420553085920555,0.21660042359144702,0.2178166094355365,0.21840000252324146],"n_dims_used":45,"mean_confidence":0.9212871975368924},"coverage":{"mean_confidence":0.9212871975368924,"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}}