{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004247","490:4900002099","490:4900003969","490:4900004106","490:4900002097","490:4900004253","490:4900003973","490:4900004104","490:4900004242","490:4900001522","490:4900003820","490:4900001797","490:4900003970","490:4900004377","490:4900002106","490:4900003830","490:4900004239","490:4900001941","490:4900002422","490:4900001384","490:4900004520","490:4900001957","490:4900004383","490:4900002107","490:4900003822"],"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":[0.7787710484296146,0.5039160134151345,0.44650469474278814,0.4194040545220391,0.4068136493875268,0.38745757489213156,0.36181226474092454,0.34672205621160007,0.338925538155997,0.296513176485821,0.29128029134499017,0.2856651682582601,0.2628039472112864,0.2605193794305834,0.25315430860370414,0.24602078966418356,0.24080573582148113,0.23125099596480064,0.23118586082731762,0.21999394337057368,0.20619332252420136,0.19892039565436964,0.19758179748028568,0.18520764385786587,0.18101806876428156],"twin_dists":[0.09184214307749271,0.15205253987162004,0.16492580726268974,0.17120989619675367,0.17418682400305693,0.1788451311083785,0.1851911648694399,0.18903157438394466,0.19105016906985878,0.20250957130841857,0.2039872447103832,0.2055905253199051,0.21232369380826732,0.21301617551217736,0.21527502814881808,0.21750306764445346,0.21915831944908132,0.22225252156441683,0.22227389985622004,0.2260081233715702,0.23079256165610934,0.23340223620527606,0.2338896812936232,0.23850824144107352,0.24012092299477866],"n_dims_used":45,"mean_confidence":0.9255776299370659},"coverage":{"mean_confidence":0.9255776299370659,"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}}