{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010792","490:4900011732","490:4900010629","490:4900010876","490:4900012056","490:4900012125","490:4900009778","490:4900010451","490:4900010452","490:4900010362","490:4900009271","490:4900010622","490:4900012059","490:4900010793","490:4900010189","490:4900010953","490:4900004935","490:4900010357","490:4900010537","490:4900010964","490:4900010874","490:4900010955","490:4900011030","490:4900004806","490:4900011258"],"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":[0.42732596887152635,0.33512565089294793,0.3072992772292831,0.29663304228449944,0.2882025479854994,0.27133528051987366,0.2500364143637966,0.23095590267934432,0.23022989626960463,0.22937181165449363,0.22163130228761005,0.2116631716794021,0.2103034678049023,0.1977154168751045,0.18942378300001067,0.18243591873920512,0.17683677530859443,0.17405359354080993,0.1712571870921711,0.1580895504791643,0.1561607002699972,0.15180748599850655,0.15167728619327767,0.15037570158007724,0.1479154730566884],"twin_dists":[0.1693563477602577,0.19204302373787205,0.19951132252897036,0.20247590451465355,0.2048637177594259,0.20977041782465927,0.21624384614975453,0.22234940718037158,0.22258811878705953,0.2228708989332486,0.2254540359179393,0.2288710609442913,0.22934552639976158,0.2338409219713809,0.23691103902650196,0.23957223279087916,0.2417569640565852,0.2428612643017885,0.24398358444149307,0.24945326715806398,0.25028196467672525,0.252180145066607,0.25223752907018815,0.2528131872104127,0.2539113851174685],"n_dims_used":45,"mean_confidence":0.9161785549587673},"coverage":{"mean_confidence":0.9161785549587673,"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}}