{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009448},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009762","490:4900009239","490:4900010324","490:4900009863","490:4900010162","490:4900010046","490:4900010047","490:4900010321","490:4900010064","490:4900008128","490:4900008463","490:4900009966","490:4900010157","490:4900009963","490:4900008915","490:4900008559","490:4900008448","490:4900010774","490:4900009856","490:4900010858","490:4900009342","490:4900009540","490:4900009938","490:4900009859","490:4900008126"],"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":[0.3486309381163691,0.33129573794443007,0.32885960736681646,0.26510087890739065,0.24100996834500785,0.15900347098649675,0.15457300730477533,0.1486283407692719,0.1254301599870968,0.1126853931222498,0.10472383558854563,0.1028154580026937,0.09941021958833259,0.09901718269307018,0.09466160225306491,0.09177294025320702,0.09135742165915221,0.08970084084916012,0.08935882167627955,0.08871418638568454,0.07823120056316586,0.0738486271838627,0.07351762512830785,0.07273950945387438,0.07149367542327706],"twin_dists":[0.1885410257894116,0.19304992497380202,0.19369371004110664,0.21163125218406936,0.21909306225922417,0.2490631894565167,0.2509697197007265,0.25359179758670625,0.26463858385498806,0.2713820861662607,0.2758986879531521,0.27702076332137493,0.27906400135486503,0.27930334390471434,0.28200694056011877,0.28385451809689294,0.28412404777410927,0.2852083446000187,0.2854341824695634,0.285861710369186,0.2931878351564592,0.29648600993754815,0.29674146811328767,0.29734567925232736,0.2983240601005891],"n_dims_used":45,"mean_confidence":0.8912984212239583},"coverage":{"mean_confidence":0.8912984212239583,"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}}