{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000686","477:4770000736","477:4770000580","477:4770000683","477:4770000423","477:4770000854","477:4770000796","477:4770001101","477:4770000853","477:4770000745","477:4770000588","477:4770000793","477:4770000634","477:4770001044","477:4770000479","477:4770000429","477:4770001397","477:4770000642","477:4770000916","477:4770000639","477:4770000584","477:4770000734","477:4770000870","477:4770000860","477:4770000806"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9496269613222713,0.8841485341455939,0.8576027800979242,0.8533941929386245,0.8334022728441449,0.8106575120549889,0.8057140133945574,0.7955927398795974,0.7813285421101024,0.780445198892282,0.7801723245564137,0.7789239477477145,0.7704932341840249,0.7696884136022611,0.7642810901132963,0.7637351414754048,0.7570544450643685,0.7519148152327588,0.7500987330995268,0.7496461485625708,0.7483569682891463,0.7459229466739845,0.7440969112023188,0.7403948928446755,0.738922148558619],"twin_dists":[0.041756634637619576,0.06444973647718143,0.07198708569461601,0.0731306880385218,0.07840780688770219,0.08415017285451061,0.08536744428264197,0.08782970118300198,0.0912380149724078,0.09144690436860166,0.09151138389103747,0.09180608155366697,0.09378420186028869,0.0939719780889815,0.09522902554265322,0.09535551195040927,0.09689717923348297,0.09807583316667384,0.09849084419181073,0.09859415278677422,0.09888817523333493,0.09944230448554707,0.09985718102478042,0.10069613762460566,0.10102911417290818],"n_dims_used":45,"mean_confidence":0.9206540425618489},"coverage":{"mean_confidence":0.9206540425618489,"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}}