{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010926},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010163","490:4900012045","490:4900011840","490:4900010939","490:4900009962","490:4900010604","490:4900011643","490:4900009846","490:4900007904","490:4900011161","490:4900010503","490:4900010232","490:4900010518","490:4900010340","490:4900010233","490:4900011064","490:4900011364","490:4900012043","490:4900010828","490:4900011384","490:4900011365","490:4900011098","497:4970001002","490:4900010907","490:4900010771"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490],"twin_sims":[0.21703954083525634,0.15350710201644793,0.1460864112977937,0.09553746127429742,0.07410528647774767,0.0702210232373559,0.06555795189591931,0.052673536707907885,0.030237921742647708,0.024928755323715596,0.017724153686000693,0.01762328292412942,0.01554808089294887,0.013108925397914821,0.006248961729191387,0.005174896012028653,0.005141194226177879,0.004755922431459114,0.004331464060501853,0.002570454178254286,0.0020723427018160914,0.002026937268614757,0.0019547277686880614,0.0014642776849909205,0.00110709602987108],"twin_dists":[0.22701493667360606,0.2514343539521667,0.25473661358733046,0.28145553443236115,0.29628856359652295,0.2993378748203186,0.30318507208841877,0.3151239029034133,0.34354973508074843,0.3529019060373381,0.368844776581665,0.369105685563585,0.37478717089139413,0.38238992528352983,0.4137818266910164,0.4213996257551294,0.42166107546576137,0.4247656091714968,0.4284618062220481,0.44853438616719116,0.45656287817968727,0.45738060143630516,0.458716407632165,0.46921886201464025,0.47916522405932443],"n_dims_used":45,"mean_confidence":0.8921307033962673},"coverage":{"mean_confidence":0.8921307033962673,"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}}