{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840000775","475:4750010441","500:5000010580","498:4980000972","498:4980001265","475:4750010387","498:4980000983","498:4980001637","498:4980002253","498:4980001374","498:4980002097","498:4980001912","500:5000010676","470:4700004493","498:4980000916","498:4980000514","500:5000006646","500:5000011525","498:4980001445","468:4680005283","498:4980002337","498:4980001550","498:4980001447","498:4980002161","484:4840000536"],"twin_admin_codes":[484,475,500,498,498,475,498,498,498,498,498,498,500,470,498,498,500,500,498,468,498,498,498,498,484],"twin_sims":[0.4444636026616482,0.367487298971417,0.35817151308964024,0.3541797055401521,0.3433717890883974,0.3259228480207387,0.3032807339653302,0.2991075706525921,0.29296519448687797,0.27726330365848656,0.2738890345440935,0.2681083458572629,0.2601660788393208,0.257070217134578,0.2535767612704028,0.2513429278031514,0.2509330083486103,0.24651198390477524,0.23983472802451616,0.239374548757686,0.2391763769654603,0.23551639679349584,0.230923030120753,0.23076324792861072,0.23023805752335338],"twin_dists":[0.1653937304083145,0.1837681793931864,0.18611003340065901,0.18712302896777727,0.18989599709879526,0.1944732947366364,0.2006211009493413,0.20178266041749998,0.2035097549675563,0.208025336087096,0.20901580823713622,0.21073023892134723,0.21312360526772378,0.21406893163611343,0.21514434593141865,0.21583694290367159,0.2159644633681763,0.21734833388221975,0.21946907215021436,0.21961662933245024,0.21968023023609864,0.22086108302510818,0.22236020501127757,0.2224127039812433,0.22258543260280156],"n_dims_used":45,"mean_confidence":0.9218124389648438},"coverage":{"mean_confidence":0.9218124389648438,"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}}