{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013156","490:4900012316","490:4900013227","490:4900012867","490:4900013121","490:4900013080","490:4900013188","490:4900012676","490:4900013259","490:4900012800","490:4900012244","490:4900013152","490:4900012810","490:4900012870","490:4900012929","490:4900013258","490:4900013093","490:4900012873","490:4900012983","490:4900013161","490:4900012733","490:4900012936","490:4900012927","490:4900012602","490:4900013119"],"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":[0.3484562353816842,0.34745627950774843,0.30258181446665605,0.22905397257147325,0.21289891031907882,0.16873507660901504,0.1651982785648803,0.1598017844360382,0.1585996284922219,0.15350632224445043,0.13394352527621115,0.1085820491724224,0.10395866735904626,0.10155276397410266,0.1013723061473759,0.09923841269563916,0.09923082950902674,0.09293781983085031,0.08962024583508074,0.08941350595443916,0.07687522818926258,0.07665172639501511,0.07646980222899312,0.07499323771525553,0.07271022871442767],"twin_dists":[0.1885858624032785,0.18884272412014041,0.2008149860850319,0.22297581945491782,0.2284416421313813,0.2450071368953948,0.24646118526523073,0.2487237885217996,0.24923535474032574,0.2514346947234951,0.26041936714043756,0.2736778837519519,0.2763466574656025,0.2777721561750488,0.2778801365187565,0.279168532967853,0.27917315003472265,0.2831040176085973,0.2852615005438212,0.28539802804822345,0.2941920363443381,0.29435892249503426,0.2944950526733512,0.295609701559198,0.29736851779981033],"n_dims_used":45,"mean_confidence":0.9097867329915365},"coverage":{"mean_confidence":0.9097867329915365,"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}}