{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000115},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000144","491:4910000457","491:4910000080","491:4910000053","491:4910000038","491:4910000372","491:4910000421","491:4910000248","491:4910000156","491:4910000142","491:4910000469","491:4910000374","491:4910000318","491:4910000100","491:4910000249","491:4910000101","491:4910000406","491:4910000013","491:4910000188","491:4910000137","491:4910000096","491:4910000054","491:4910000675","491:4910000504","491:4910000288"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5269876277282969,0.3782484736598977,0.3689521888455106,0.36267567125843175,0.359286210682234,0.344407755633244,0.3372971896310329,0.3227874940718432,0.3044730042691554,0.3030167728890875,0.30300148123928,0.3028004527775876,0.29896359409597195,0.28852541116667463,0.27821525124790664,0.2678993435170266,0.26578550311120647,0.2641815798718189,0.2626020667480989,0.25309460262985944,0.24998481430688899,0.23900882534966564,0.2312355211971072,0.23086125053461637,0.23065471624812026],"twin_dists":[0.1470025687970458,0.18109961922311696,0.18340266205590897,0.18497394648949367,0.18582819643069776,0.18962822520606898,0.19147489251105,0.1953099059886334,0.2002909548177886,0.20069429503632924,0.20069853641169275,0.20075430633610158,0.2018229033357349,0.2047715120222479,0.20774723799334996,0.21079265071613815,0.21142558743157433,0.21190793604279165,0.21238473402665703,0.21529350887695597,0.21625994443078572,0.21973403070261863,0.22225760024724112,0.22238050083370747,0.22244837744726215],"n_dims_used":45,"mean_confidence":0.8904203626844618},"coverage":{"mean_confidence":0.8904203626844618,"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}}