{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012134","490:4900010605","490:4900011415","490:4900011938","490:4900010785","490:4900012133","490:4900012007","490:4900011198","490:4900012139","490:4900012002","490:4900009154","490:4900009274","490:4900011939","490:4900012006","490:4900011605","490:4900009159","490:4900012074","490:4900011548","490:4900008499","490:4900009984","490:4900008942","490:4900004662","490:4900011195","490:4900012206","490:4900011472"],"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":[0.4010757957225864,0.3778234987317467,0.3729240563748721,0.3560736483993292,0.31119510347054674,0.29308906335981116,0.25698177546561324,0.2552803144283484,0.24993708890493482,0.23561725061384695,0.2222331869160496,0.21364924011518896,0.2135679539886424,0.2070174974174572,0.20285774200203696,0.19638228164183796,0.19314619578573924,0.19188751568195897,0.1755130776695266,0.13993946146925237,0.13977420827760678,0.13950158191461567,0.13598382753477445,0.12936322227608166,0.12823516357281836],"twin_dists":[0.17555695635102012,0.18120429227255158,0.1824152232556362,0.18664167561161518,0.19844339054105506,0.20347471576510998,0.21409604269205215,0.21461876446292225,0.21627483578107873,0.220828383693167,0.22525104418680847,0.22818172546473434,0.2282098533947031,0.2305008332502236,0.2319814532241077,0.2343284242763797,0.23552142143316684,0.23598919359010936,0.24228061916250002,0.257567361404872,0.25764472877833444,0.25777251482603475,0.2594383443902743,0.2626633181463411,0.26322514872974734],"n_dims_used":45,"mean_confidence":0.9114698621961805},"coverage":{"mean_confidence":0.9114698621961805,"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}}