{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008998","490:4900009114","490:4900008785","490:4900009431","490:4900009333","490:4900008558","490:4900008882","490:4900008561","490:4900007777","490:4900008677","490:4900008802","490:4900007928","490:4900008335","490:4900009533","490:4900007764","490:4900007795","491:4910005051","490:4900007907","490:4900011315","490:4900008108","490:4900009001","490:4900008804","490:4900008447","490:4900008455","490:4900009325"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.3698151544537858,0.25033180794765253,0.2152305590397618,0.2135091198711426,0.2087836853941585,0.18912900823032028,0.16155368462670605,0.1517922986452646,0.14044328004923112,0.11495698864185233,0.10207446782763098,0.09490879119768382,0.0930598655521287,0.08615484816123087,0.079861192196406,0.07600179525676912,0.07443543266576702,0.07394671557037712,0.07046095086468498,0.06968740095989993,0.06435492022320584,0.0635681746172901,0.057825403341007844,0.05022934475522492,0.04437182218670712],"twin_dists":[0.18318767482458992,0.21615172956459902,0.22763596464643432,0.22823021663602422,0.22987832394790167,0.23702189388682207,0.24798327103602766,0.25218683684686116,0.25733190593782734,0.27013876077888105,0.277460825749702,0.28185091461336415,0.28302581761426304,0.2875838219726827,0.29199905132276766,0.29484645561266626,0.2960353949824523,0.29641048581199075,0.2991456109241883,0.299767408010247,0.30421373017357006,0.3048949757898329,0.3100888815677086,0.3176569532320013,0.32417414254947174],"n_dims_used":45,"mean_confidence":0.8917948404947916},"coverage":{"mean_confidence":0.8917948404947916,"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}}