{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005414","480:4800005330","480:4800005411","480:4800004553","492:4920000536","492:4920000590","480:4800004981","480:4800005331","480:4800004982","492:4920000358","492:4920000493","492:4920000704","495:4950004313","492:4920001010","492:4920000441","480:4800005413","492:4920001011","492:4920000701","492:4920001014","492:4920000649","492:4920001008","492:4920001009","492:4920001203","480:4800005332","480:4800003978"],"twin_admin_codes":[480,480,480,480,492,492,480,480,480,492,492,492,495,492,492,480,492,492,492,492,492,492,492,480,480],"twin_sims":[0.8677427112688817,0.8027579703823285,0.7285088395347594,0.7238617214632981,0.49210113687527385,0.46758604096796497,0.4634479483719546,0.4603894516787135,0.45730439959458913,0.45568666033446226,0.43506752117315434,0.42950989757064884,0.42305249389628125,0.417425419529012,0.4045635670948802,0.4020417998138985,0.383540595923208,0.37199771761338557,0.3709039909948026,0.37004902736257156,0.3677066651643339,0.36671900851553546,0.3541813482331412,0.34736754291104566,0.3319796236139661],"twin_dists":[0.06917813638599242,0.08609062608444494,0.10337152888260473,0.10441050946933277,0.15466203215013502,0.16013812916284959,0.16107171952339455,0.1617636153049222,0.1624631755167486,0.16283068983640325,0.16755862956252884,0.1688478718056304,0.17035444053837664,0.17167514864462532,0.17472307868211726,0.17532567221239206,0.17980087891166013,0.18264505102385215,0.18291677288872046,0.18312945399547556,0.18371339713998394,0.18396017356814706,0.18712261089425583,0.1888655369557289,0.19286966444041198],"n_dims_used":42,"mean_confidence":0.9079501742408389},"coverage":{"mean_confidence":0.9079501742408389,"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}}