{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008602","490:4900009375","490:4900009676","490:4900009369","490:4900008947","490:4900009367","490:4900009261","490:4900009674","490:4900008048","490:4900009155","490:4900008601","490:4900009969","490:4900007940","490:4900008722","490:4900009478","490:4900008713","490:4900009465","490:4900008949","490:4900011035","490:4900011034","490:4900007953","490:4900011119","490:4900009574","490:4900006611","490:4900008063"],"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":[0.6496027393372849,0.5029504373588133,0.4847141153678274,0.46278375037145214,0.45390852571910933,0.4450162611206072,0.4314023722847056,0.4128437965639251,0.4082074386741942,0.3892756315920962,0.3811333302068547,0.3758794460039073,0.3683632717698769,0.33778973513576804,0.32633607365354417,0.26283578531920565,0.2623224928982408,0.2315534212742471,0.2294081620206726,0.22838412751409343,0.22420521001366167,0.21657997343905244,0.21451029967164054,0.2061303739547733,0.206117809308522],"twin_dists":[0.1206357508646691,0.15226515552141084,0.15630285441996422,0.16122183796860262,0.1632351906165334,0.1652669518283968,0.168408107563986,0.1727561094446543,0.1738553079503264,0.17840307849036882,0.18039056851471635,0.181683853091817,0.1835495205623036,0.1913463051018082,0.19436336687976494,0.21231406997401148,0.21246931401450145,0.22215331312195022,0.22285890558767452,0.2231972546551539,0.22458851758892304,0.2271723760059756,0.22788421092195596,0.23081487591458286,0.23081933043770192],"n_dims_used":45,"mean_confidence":0.9331441243489583},"coverage":{"mean_confidence":0.9331441243489583,"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}}