{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011105","490:4900011469","490:4900011261","490:4900009974","490:4900011534","490:4900011189","490:4900011665","490:4900011670","490:4900011190","490:4900011725","490:4900011736","490:4900011790","490:4900012196","490:4900011191","490:4900011404","490:4900011333","490:4900011526","490:4900011604","490:4900011921","490:4900009971","490:4900012209","490:4900008944","490:4900011403","490:4900011729","490:4900011113"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.47705357571666757,0.34216976942133864,0.3149378800621496,0.2781838234124909,0.26960025720432734,0.25666235054768605,0.25056553513674,0.23745381472482646,0.20108160999215252,0.19633193259287549,0.19571900221863997,0.17469290571234705,0.17467295982111247,0.1616925230333838,0.16020055002669356,0.15873626124998697,0.1494389088510137,0.1433670260116125,0.14192931034028897,0.14164988386661673,0.1374681454515449,0.1342055563546447,0.13334222531639414,0.11822227630759287,0.11770826699553387],"twin_dists":[0.15801263455269848,0.19020722918139474,0.19742458850367986,0.20775640992720515,0.21028560110730377,0.21419400888220144,0.21607889245702655,0.22023451689749074,0.23261999453653417,0.23434688081543573,0.23457182725707917,0.24260649277186283,0.24261443132104188,0.2479248347392738,0.24855471610872906,0.24917707005017256,0.25322978064492563,0.2559777924909632,0.2566410674348266,0.2567705571609673,0.2587315621464161,0.2602927517126127,0.26071062504191606,0.2683842204668327,0.2686579280426806],"n_dims_used":45,"mean_confidence":0.9127430386013455},"coverage":{"mean_confidence":0.9127430386013455,"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}}