{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008241","490:4900008021","490:4900008017","490:4900008024","490:4900009128","490:4900008239","490:4900008018","490:4900008240","490:4900008130","490:4900008690","490:4900009352","490:4900008803","490:4900008916","490:4900009564","490:4900008888","490:4900009137","490:4900008800","490:4900009122","490:4900009032","490:4900009653","490:4900008703","490:4900009123","490:4900007797","490:4900009232","490:4900008461"],"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":[0.5449185541181212,0.49156604915774627,0.3561063648020268,0.34189400936580705,0.26533084414486496,0.25316227605561636,0.23991869911273225,0.22973055156679084,0.2235713684349403,0.1992704766387758,0.19625292233012478,0.15935309468071487,0.15613852523505334,0.1360161169151451,0.12328043241028237,0.11395981374375613,0.11027655129533176,0.0960503859928387,0.09581431618185166,0.09194985410024017,0.0896787739805435,0.08773417966015716,0.08664098983562274,0.08149983389953729,0.07886209568510731],"twin_dists":[0.14311189546728117,0.15478063751267418,0.18663337223975532,0.19027871235987667,0.2115621325322035,0.21527256220136218,0.2194421665501639,0.22275259209044118,0.22480103981114424,0.23327512955349755,0.23437585035805616,0.24891439556244296,0.250291535146048,0.2594229079434291,0.26573815460038325,0.27068219950332234,0.27272182539535444,0.28113446246700924,0.28128206547098794,0.2837400542419313,0.28522289490198366,0.2865164076573962,0.2872536095831484,0.2908234185539067,0.29272537294977036],"n_dims_used":45,"mean_confidence":0.8996433681911893},"coverage":{"mean_confidence":0.8996433681911893,"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}}