{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012991","490:4900013243","490:4900013098","490:4900012944","490:4900012259","490:4900012553","490:4900012698","490:4900012901","490:4900012415","490:4900013244","490:4900012343","490:4900012957","490:4900012988","490:4900013037","490:4900012837","490:4900013069","490:4900012890","487:4870000747","490:4900013100","490:4900013246","490:4900012344","487:4870001186","490:4900012765","490:4900012831","490:4900012943"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,487,490,490,490],"twin_sims":[0.6342241393869518,0.37645747275377706,0.32066588223380577,0.3116396558659129,0.289745091993356,0.28857766879272595,0.26692467764976513,0.19576151964367156,0.18901242070215946,0.1872321747049532,0.17898538986926757,0.17498888921936576,0.17190135652566224,0.16413552004153287,0.1637365243534853,0.14740923190632726,0.1460892828487321,0.13185489375866297,0.1253436204505689,0.12286849056639858,0.12091572418347599,0.12091457586697972,0.11819538576443168,0.11805111680523203,0.11653216093461123],"twin_dists":[0.12394039497755224,0.1815411387531373,0.19587859132136434,0.19832201698687285,0.20442374139633676,0.20475659369062607,0.21108410297207805,0.23455620754247353,0.23706577189194258,0.23773813888423442,0.24091287490785074,0.2424887659970839,0.24372389513002632,0.2469024917529914,0.24706870670324496,0.2541390305617724,0.2547353120402976,0.2614353267963286,0.26468257050500876,0.26595052238971734,0.26696467561324255,0.2669652756450724,0.26839851693629807,0.2684752606932439,0.26928766273033583],"n_dims_used":45,"mean_confidence":0.9107779608832465},"coverage":{"mean_confidence":0.9107779608832465,"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}}