{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720002649},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002044","472:4720002581","472:4720002240","472:4720001623","472:4720002177","472:4720002387","472:4720001395","472:4720001752","472:4720002440","472:4720001917","472:4720002802","472:4720002947","472:4720002252","472:4720002722","472:4720002724","479:4790005866","468:4680002500","472:4720000647","472:4720001351","496:4960003624","472:4720001444","472:4720001202","496:4960001390","472:4720002566","488:4880001095"],"twin_admin_codes":[472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,479,468,472,472,496,472,472,496,472,488],"twin_sims":[0.8760520654453446,0.8515448095039716,0.7970213465199179,0.7638029736222869,0.7459923683941887,0.7230618325724647,0.7076749001896725,0.6916782611257415,0.6858357578702687,0.6672471064275393,0.6653890105684305,0.6578309338232112,0.652819774034922,0.6474129298938168,0.6420526216160884,0.6234938882650063,0.6181173719441695,0.616076218495815,0.6148464322157408,0.6127017579776338,0.5993422002860544,0.5867710732797731,0.585174365197481,0.5825879267632406,0.5816727803786089],"twin_dists":[0.06681401913907924,0.07362936363440414,0.08748448364164539,0.09533980068471985,0.09942651775556272,0.1045889718155619,0.10800224793432521,0.11151589069118333,0.11279165176349344,0.11682855549598183,0.11723047501626706,0.11886280530610943,0.11994303507305319,0.12110696228305323,0.12225943220621958,0.12624125064379707,0.12739315800445275,0.12783035760983108,0.12809374532725168,0.12855304387773903,0.13141380119399804,0.13410703088426623,0.13444931808437421,0.13500390893742942,0.13520017995947578],"n_dims_used":45,"mean_confidence":0.9220076666937934},"coverage":{"mean_confidence":0.9220076666937934,"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}}