{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002068","491:4910001751","491:4910002069","491:4910001403","491:4910001633","490:4900006426","491:4910001693","491:4910001449","490:4900003910","491:4910002021","491:4910002063","490:4900001911","491:4910001629","491:4910001856","490:4900005170","491:4910002364","490:4900006315","490:4900005687","490:4900005554","491:4910001457","491:4910001812","490:4900005416","491:4910002114","490:4900002217","490:4900005949"],"twin_admin_codes":[491,491,491,491,491,490,491,491,490,491,491,490,491,491,490,491,490,490,490,491,491,490,491,490,490],"twin_sims":[0.5436465035314745,0.49318485117570965,0.4121259480856573,0.37809132756074393,0.24642369146265664,0.22845104647976508,0.20765750980275796,0.20688899161364746,0.17287790283285873,0.16387195450971487,0.1515368895364907,0.1506945052930344,0.1290770592784939,0.12745394765696802,0.12179521042329702,0.1107885178970716,0.10228899550853608,0.09962832298741618,0.09493199822873634,0.09333215854504376,0.09113936732914736,0.08792860808473293,0.08679583714442818,0.08402313237982682,0.08200990147775834],"twin_dists":[0.1433870868248416,0.15442193672991827,0.17292594386879023,0.18113831828233104,0.21737613273564577,0.22317511351052516,0.23027483815939268,0.23054626745275153,0.2433315374455633,0.24701225593793824,0.2522994477914625,0.25267185045062557,0.2628054901848349,0.2636164289033468,0.2665063876787503,0.2724352041691666,0.27733316535631314,0.2789315054649167,0.28183628275236156,0.28285163903627175,0.28426587872202147,0.28638605882196205,0.28714873893928505,0.2890495606696725,0.2904613387838359],"n_dims_used":44,"mean_confidence":0.8950871554287997},"coverage":{"mean_confidence":0.8950871554287997,"n_dims_used":44,"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}}