{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010233},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008348","490:4900010331","490:4900009847","490:4900010997","490:4900009964","490:4900010232","490:4900009335","490:4900009945","490:4900009946","490:4900008236","490:4900009531","490:4900010330","490:4900008450","490:4900010503","490:4900011383","490:4900009845","490:4900010828","490:4900008350","490:4900010926","490:4900011840","490:4900010771","490:4900009337","490:4900008115","490:4900010847","490:4900012043"],"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":[0.10227099182203757,0.092575341016263,0.06442993894423364,0.04715207561398591,0.0452473710724178,0.044299157020319876,0.028092425647023533,0.021363196330998837,0.012248407703399536,0.012109432235779757,0.011754742690120073,0.011547091426668434,0.011188344671423184,0.01016618224736852,0.008443568089295054,0.006739928731663553,0.006304715082280217,0.006299495577141469,0.006248961729191387,0.006201076183563793,0.005947287683755245,0.005638178429030342,0.005468715783437617,0.005374563365201426,0.00509007675030186],"twin_dists":[0.2773438708882673,0.2833367525740545,0.3041491275895246,0.32099641498750375,0.323155843952316,0.3242594107443838,0.3471443393568827,0.3602038238284299,0.3853732698941812,0.3858724060453342,0.38716970025651853,0.38794540679185024,0.38931522127879326,0.39344418775284423,0.4013247873599305,0.4106871121314305,0.4134195842595114,0.41345337382411784,0.4137818266910164,0.414095283506037,0.4157939373949153,0.4179535444114144,0.4191833211264789,0.4198815437288498,0.4220606077703411],"n_dims_used":45,"mean_confidence":0.8902988009982639},"coverage":{"mean_confidence":0.8902988009982639,"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}}