{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002510},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002042","480:4800001869","480:4800001697","480:4800001696","480:4800001922","480:4800001870","480:4800002283","480:4800002466","480:4800001813","480:4800001291","480:4800001695","480:4800001811","480:4800002097","480:4800002329","480:4800002032","480:4800001750","480:4800002380","480:4800001639","480:4800002463","480:4800002418","480:4800002314","480:4800001469","480:4800001243","480:4800002030","480:4800002419"],"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":[0.829811799726729,0.8278994622519196,0.8200239702607653,0.7777365045256849,0.7657407644672026,0.7477840986981159,0.7472391658380791,0.7251508438297862,0.7191058816966003,0.7035715067011514,0.6968408861782843,0.6931669458246136,0.6892363016949016,0.6870641970174928,0.6831042441036489,0.6754423473694369,0.6557395900815178,0.6507394390706505,0.6484954343082033,0.6376885789929897,0.633424807770084,0.6283026598094534,0.6180447497281244,0.5912035759532492,0.5902761669283808],"twin_dists":[0.07933117073197575,0.07982022053072103,0.08181509421674599,0.09208595635794284,0.09489046252064179,0.09901871115034781,0.09914281447377471,0.10412266715940907,0.10547002597319564,0.10890667138093404,0.11038539587244885,0.11119022110106905,0.11204956349919157,0.11252371534750108,0.11338686952052943,0.11505259303133604,0.11931380989220915,0.1203910527849859,0.12087405564398848,0.12319678302956244,0.1241119061723035,0.12521049538373233,0.12740871404745058,0.13315712170739688,0.13335583845833893],"n_dims_used":42,"mean_confidence":0.9115912119547526},"coverage":{"mean_confidence":0.9115912119547526,"n_dims_used":42,"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}}