{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000401","490:4900000829","490:4900000291","490:4900000075","490:4900000048","490:4900000513","490:4900000956","490:4900000616","490:4900001078","490:4900000828","490:4900000181","490:4900000203","490:4900000729","496:4960007932","490:4900000052","496:4960009068","490:4900001619","496:4960009169","490:4900000207","490:4900000095","496:4960008776","490:4900000069","490:4900002197","496:4960008575","490:4900001885"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,496,490,496,490,490,496,490,490,496,490],"twin_sims":[0.35052621335457673,0.3143772331245704,0.3119424740205239,0.3087510967143055,0.27952670143688924,0.26889582943888657,0.254736089547444,0.22586198988184678,0.2226681094421058,0.2184707318698008,0.2158764139640884,0.21224731403980923,0.21011214627051977,0.20865889894503953,0.19832625496075473,0.19733478949319774,0.19682761445830696,0.1948362699598984,0.19399099900688854,0.18989298562957818,0.18755321442679995,0.18370999981096597,0.17922243196473508,0.17198228053407463,0.17008438224365882],"twin_dists":[0.18805536831803096,0.1975767590199136,0.19823939692595544,0.1991124430484943,0.2073650637914094,0.2104953529435062,0.21478642652621086,0.22403489327178755,0.22510459045189032,0.22652606835624353,0.22741383884637392,0.22866786059214092,0.22941245459264775,0.22992218801753844,0.23361830949056242,0.23397987756243827,0.2341653203812404,0.23489665153231223,0.2352086499912866,0.23673483633394618,0.2376165577699694,0.23908174225401974,0.24082019369674684,0.24369132087561104,0.24445819037539296],"n_dims_used":45,"mean_confidence":0.9174389309353299},"coverage":{"mean_confidence":0.9174389309353299,"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}}