{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004496","490:4900004212","490:4900001103","490:4900001368","490:4900003799","490:4900004363","490:4900004359","490:4900002832","490:4900002398","490:4900002693","490:4900002839","490:4900001232","490:4900001779","490:4900001776","490:4900001499","490:4900002546","490:4900004491","490:4900001234","490:4900004215","490:4900004352","490:4900002082","490:4900003932","490:4900002547","490:4900001495","490:4900002681"],"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":[0.5070336055948416,0.46220935852438627,0.44610556061123874,0.3225731247126265,0.3029192809348978,0.2575330163266626,0.24493030791766737,0.2429977030270047,0.2411121894914395,0.23543750235181785,0.23178607321070632,0.22837827650500442,0.21797758576864815,0.21707328958694144,0.20657349368855826,0.1545552562366399,0.1495838368197279,0.13732437079092272,0.1332507566426272,0.13059845774344833,0.12835771351442035,0.11969355866684267,0.11920347732695352,0.11071692176891323,0.10848005720273395],"twin_dists":[0.15136680602979274,0.1613517199019459,0.1650172450525459,0.19536727137298193,0.2007213380686241,0.2139271604155154,0.217847298383235,0.21845979684537997,0.219060413620029,0.22088666896349643,0.22207705136074968,0.22319919075334224,0.22669427426736044,0.22700338381658794,0.23065789591583546,0.2509774382460934,0.2531652053644759,0.2587997722209064,0.2607550171399607,0.2620523376486861,0.26316393210832656,0.26760577316564216,0.26786425529982566,0.27247522514919165,0.2737357964815468],"n_dims_used":44,"mean_confidence":0.9144925204190341},"coverage":{"mean_confidence":0.9144925204190341,"n_dims_used":44,"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}}