{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004541","490:4900003564","490:4900002446","490:4900003572","490:4900003708","490:4900004137","490:4900003704","490:4900003175","490:4900002135","490:4900003030","490:4900001542","490:4900002129","490:4900003177","490:4900003176","490:4900001979","490:4900004421","490:4900003580","490:4900001417","490:4900003857","490:4900004002","490:4900003698","490:4900003038","490:4900003992","490:4900003847","490:4900002891"],"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":[0.764511533187405,0.5985477172889409,0.5250330415377866,0.5124480692825829,0.5027213028367372,0.4944181536782227,0.482721100197013,0.473610093649883,0.4723625492568431,0.4710893920199056,0.43956310036428103,0.43197048685525635,0.4300268901293843,0.4282474079340332,0.42604341006542584,0.4232647599566907,0.4180465841949049,0.4125736283510069,0.40934970673665044,0.40652760688820777,0.4041791386722708,0.395585162796546,0.3839154418927087,0.3743539377334773,0.36076561514342154],"twin_dists":[0.09517561275499359,0.1315839478482112,0.1474283194940113,0.15017848100342807,0.15231562623833458,0.1541488879387022,0.15674685517149758,0.15878407047021276,0.1590640109951596,0.15934995309509134,0.1665205681482271,0.1682762447469968,0.16872765737550055,0.16914168284836442,0.16965545947188815,0.17030476587565757,0.17152898812049308,0.17282001293641502,0.17358398974025627,0.1742549221480644,0.1748148313168445,0.176876386630281,0.17970921551057217,0.18206101653047638,0.18545483765971144],"n_dims_used":45,"mean_confidence":0.9240269978841146},"coverage":{"mean_confidence":0.9240269978841146,"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}}