{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011497","490:4900011625","490:4900011561","490:4900011366","490:4900011822","490:4900011225","490:4900011626","490:4900011891","490:4900011294","490:4900011224","490:4900012093","490:4900011821","490:4900011150","490:4900010912","490:4900011691","490:4900011564","490:4900012098","490:4900011498","490:4900008774","490:4900010829","490:4900011755","490:4900008884","490:4900012160","490:4900010312","490:4900011757"],"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":[0.6401542026905764,0.6347941608351305,0.5773861054286823,0.5183145644643634,0.4849321239132413,0.4157043262587448,0.3931769721863417,0.3856078520439163,0.352548138924278,0.33267810942369364,0.3065228836334523,0.3059736353446121,0.2725532548834209,0.26944659004557364,0.2555203548903823,0.25039528626568,0.2406963881983981,0.2362950803239158,0.23413593329781587,0.22802235330798978,0.19665832474370876,0.1909585596986877,0.18799529912695256,0.17552530794968532,0.1751844201379161],"twin_dists":[0.12266728722060757,0.12381807355669484,0.13611987283690988,0.14889450995646783,0.15625432127699124,0.1720806105754684,0.17745774088421276,0.17929589057269812,0.18753876881337067,0.19268576494154022,0.19972507796322425,0.19987648487791984,0.20940997557520297,0.21033132840086147,0.21454488601190447,0.21613194332916705,0.2191932733975729,0.22060885146048062,0.22130958818827157,0.2233170274589968,0.2342272928829059,0.23633580155948936,0.23744937426172763,0.24227576800742176,0.24241107188822908],"n_dims_used":45,"mean_confidence":0.8865922715928819},"coverage":{"mean_confidence":0.8865922715928819,"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}}