{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004060","480:4800005078","480:4800003906","480:4800004061","480:4800004148","480:4800003903","480:4800003834","480:4800004393","480:4800005509","480:4800005349","480:4800004308","480:4800004069","480:4800003838","480:4800004996","480:4800005081","480:4800004229","480:4800004230","480:4800003984","480:4800004058","480:4800004141","480:4800005254","480:4800005424","480:4800003911","480:4800004388","480:4800003754"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.359659711960369,0.35532345196394094,0.3510222611770831,0.34912750378222507,0.2763835814790984,0.27557919061424146,0.24778516808478415,0.24332691005010176,0.2239873154608232,0.2116625172164109,0.1780945065347268,0.17295796868506322,0.1704711904207754,0.1676221120095992,0.1488586600561027,0.1461447245235576,0.14605308607735518,0.1437324150210318,0.14314242150401174,0.13300510032673837,0.1299188007895481,0.12300609506600708,0.11990400933743907,0.11566750671523927,0.11562183939051295],"twin_dists":[0.1857338615661338,0.1868321824379347,0.18792848502999268,0.18841364902540023,0.2082828530108957,0.20851875735889083,0.21694818148339853,0.2183552398699549,0.22466153078323833,0.2288712888194888,0.2412619826325566,0.2432994389089299,0.2443013996989829,0.24546231141803612,0.2534887843331376,0.25471018649202526,0.25475171982088274,0.25581001213237736,0.256081084659145,0.26087435398012676,0.26238797158738675,0.2658795231244752,0.2674950240911281,0.2697537512752621,0.2697784423655516],"n_dims_used":43,"mean_confidence":0.9187931681788245},"coverage":{"mean_confidence":0.9187931681788245,"n_dims_used":43,"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}}