{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011938","490:4900011871","490:4900012139","490:4900011415","490:4900012002","490:4900009588","490:4900012003","490:4900012074","490:4900012006","490:4900012004","490:4900011872","490:4900012134","490:4900011939","490:4900011473","490:4900012206","490:4900009274","490:4900011937","490:4900012133","490:4900012007","490:4900011198","490:4900011477","490:4900010785","490:4900005615","490:4900009065","490:4900011605"],"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":[0.4195038273792917,0.41170168940837415,0.33565575849997525,0.32310671058351115,0.2697772183315406,0.2628265266202862,0.24476432041356128,0.23763819891885324,0.23406316178498168,0.23225079622286415,0.22938569250821234,0.21391567708793688,0.20599097660144142,0.19188751568195897,0.18917962006677116,0.18055267023204996,0.16915239822430414,0.1686297572908895,0.1663478803415118,0.16074097456281697,0.14949661224785843,0.14497550573521348,0.12912102556843835,0.12575238974812292,0.1246876479414502],"twin_dists":[0.1711864605639134,0.17302637904529397,0.19190415025825525,0.19522452280343083,0.2102329621113364,0.2123168685633213,0.21789978194118617,0.22017506073023632,0.2213332792786763,0.221924868876049,0.22286631897222775,0.22808957935371563,0.2308643066215145,0.23598919359010936,0.23700285188854325,0.24030168877330466,0.2448370194864176,0.24505011716182923,0.24598612021187144,0.24832606935571366,0.25320406432479264,0.255241565422077,0.2627836312939048,0.26447500197557255,0.2650167429106332],"n_dims_used":45,"mean_confidence":0.9169462415907118},"coverage":{"mean_confidence":0.9169462415907118,"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}}