{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001870","490:4900004174","490:4900003490","490:4900003353","490:4900004597","490:4900002345","490:4900002344","490:4900001076","490:4900001997","496:4960004816","490:4900001201","490:4900002313","490:4900001336","490:4900002332","490:4900002159","487:4870002128","490:4900003075","490:4900004593","490:4900003354","490:4900003623","490:4900002150","490:4900002028","490:4900001584","490:4900001202","490:4900001205"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5538739152217382,0.5434531976299104,0.5146175187020445,0.5060344778588598,0.5029342476442171,0.5025918309597215,0.50258012046468,0.5013448107960898,0.4984802991635861,0.4794825922700564,0.47610172138209683,0.467948038927058,0.46174937427230883,0.45973613528605317,0.4510564376919804,0.441900886327346,0.43497406162412455,0.42927029926310273,0.42455177616835493,0.4175203415654192,0.4144934701372112,0.41359027503303936,0.4121441754769538,0.4041667755132794,0.40393312938474896],"twin_dists":[0.1411775950617206,0.14342891607176309,0.14970324462361878,0.15158644762303797,0.15226872137140127,0.15234414736378027,0.1523467271465002,0.15261895435756512,0.15325092762359854,0.15746955575451063,0.15822569368237188,0.16005659491994034,0.16145577287694637,0.16191161974086954,0.16388521947755708,0.1659824057610084,0.16758025508140398,0.16890360477257058,0.17000379999029955,0.1716528074032862,0.172366301642476,0.17257963763567485,0.17292162989096377,0.1748177827160311,0.17487356757496933],"n_dims_used":45,"mean_confidence":0.9149831983778212},"coverage":{"mean_confidence":0.9149831983778212,"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}}