{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002163","490:4900001723","490:4900003875","490:4900003327","490:4900001568","490:4900002911","490:4900001294","490:4900003212","490:4900002007","490:4900003731","490:4900003459","490:4900001292","490:4900003326","490:4900002473","496:4960008260","490:4900002019","490:4900002629","490:4900003334","490:4900002765","490:4900002478","496:4960004355","490:4900004569","490:4900002489","490:4900000803","490:4900001879"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.5484965340707977,0.5223430731647689,0.4993978610264821,0.4677355739431096,0.4669709054089204,0.4078560727818198,0.4026862054161525,0.3991304258250533,0.38683890614951083,0.3822632154182663,0.37454782867332376,0.3703126945526598,0.36970335622387107,0.3694129939896643,0.3511611763941411,0.3503665784059742,0.3396360877929518,0.335211704447536,0.3335393515648948,0.3285298820584428,0.32498289022197197,0.3242527555077887,0.31401174416616345,0.3124355305525276,0.295288026002413],"twin_dists":[0.14233844678109467,0.14801483461822748,0.1530483835115811,0.16010444663943066,0.16027672818417982,0.17393883383606498,0.17517152580122303,0.1760234912023826,0.17899578094771434,0.18011356716616883,0.1820130375931925,0.18306383804087556,0.1832155125868901,0.1832878323647002,0.1878929689225459,0.18809622105643548,0.19086518009084658,0.19202047199827668,0.19245930424208801,0.19378104614889333,0.19472363392302597,0.19491836835195317,0.1976760428398368,0.19810497063859328,0.20285414096332863],"n_dims_used":45,"mean_confidence":0.9171491834852431},"coverage":{"mean_confidence":0.9171491834852431,"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}}