{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004205","489:4890005159","489:4890005170","468:4680002221","477:4770002913","489:4890005197","489:4890004641","477:4770003318","468:4680003628","467:4670003865","477:4770003455","472:4720007409","472:4720007706","468:4680001788","468:4680002359","484:4840005057","479:4790003241","472:4720007346","467:4670004436","472:4720007403","484:4840007408","468:4680001789","472:4720006801","468:4680001894","477:4770003162"],"twin_admin_codes":[489,489,489,468,477,489,489,477,468,467,477,472,472,468,468,484,479,472,467,472,484,468,472,468,477],"twin_sims":[0.3974429363638537,0.30905223430642453,0.2764555892195129,0.27403167799699873,0.2685134666099594,0.24442091438602556,0.22172794861373882,0.21821030805982777,0.19286956619497334,0.18831267724286063,0.18516535340980325,0.18482180535936202,0.18374059497127115,0.18143527224179976,0.17291960195621953,0.17051880532354405,0.16454717138591382,0.1633397431576857,0.16250887767589664,0.15625554009888906,0.15521762189562394,0.1531158498027238,0.1519363881956152,0.15166703581884103,0.14882348627977862],"twin_dists":[0.17642902122553847,0.19902984226990952,0.2082617557271241,0.20897378627298221,0.21060934856173222,0.21800843632958594,0.22542141616445663,0.2266148638228552,0.23562404481861168,0.23732952097869534,0.23852439107070503,0.23865567946855962,0.23906999339408416,0.23995915596828638,0.24331481886973041,0.2442821168970774,0.24673131068835988,0.24723429006746128,0.2475819698936796,0.25024104418815996,0.2506898660027433,0.25160549637506113,0.2521233685809013,0.2522420483367051,0.2535045086461593],"n_dims_used":45,"mean_confidence":0.9191329108344184},"coverage":{"mean_confidence":0.9191329108344184,"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}}