{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003612","490:4900004453","490:4900004007","490:4900002145","490:4900003070","490:4900003048","490:4900002904","493:4930007165","490:4900002764","490:4900004440","490:4900003873","490:4900003597","490:4900004163","490:4900003737","490:4900003333","490:4900005121","490:4900002151","490:4900003461","493:4930006961","487:4870001770","490:4900002596","467:4670002633","490:4900003608","493:4930005490","490:4900004578"],"twin_admin_codes":[490,490,490,490,490,490,490,493,490,490,490,490,490,490,490,490,490,490,493,487,490,467,490,493,490],"twin_sims":[0.45943457007152533,0.3643755130942878,0.3532205029338168,0.3448224457030353,0.3335629619414702,0.3335241769789331,0.3315454121027588,0.32084415410060385,0.31966090961773974,0.30370378480774324,0.2893790308295318,0.2863189737154788,0.270426074713309,0.2504849187291393,0.24088658874790222,0.23936783465418196,0.23656663772413944,0.23215915128228543,0.231960216057512,0.21923120839530919,0.21804164813205795,0.21615107052693816,0.21521489672384955,0.20856665934651333,0.19846050930718584],"twin_dists":[0.16197996259434497,0.1845470595471518,0.18736732278928797,0.18952115793868843,0.19245310046415798,0.1924632915881664,0.19298409157745228,0.19583072576071894,0.19614870357658715,0.20050386980477036,0.2045280253897083,0.20540288007122925,0.2100401351955237,0.21610401028529055,0.21913248070799146,0.2196187835843798,0.2205210162282001,0.22195486390971084,0.22202000144528694,0.2262671782099998,0.226672408969687,0.2273195132546875,0.22764135689021753,0.2299546229261924,0.23356944566933244],"n_dims_used":45,"mean_confidence":0.9134330749511719},"coverage":{"mean_confidence":0.9134330749511719,"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}}