{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001469},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002218","496:4960002907","496:4960003455","496:4960003318","496:4960003456","496:4960001964","496:4960001125","496:4960001244","496:4960003454","496:4960001719","496:4960003048","496:4960003595","496:4960001468","496:4960002091","496:4960001133","496:4960001595","496:4960003740","496:4960001248","496:4960003466","496:4960002092","496:4960003881","496:4960001129","496:4960001715","496:4960004019","496:4960001598"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8775746212669951,0.8735441345447906,0.8289943818953718,0.817235823256747,0.8055137243454981,0.7715614035161897,0.7688319629615543,0.7649559864045681,0.7625948532456137,0.7271707854621923,0.6991388935652483,0.6861262291860382,0.683467387483497,0.6806549157342743,0.6623394954259431,0.6552103594051552,0.6492187126964998,0.646619164895292,0.6454063941192009,0.6307425102258214,0.6305497077180392,0.6176877009000236,0.6097718372677191,0.5979500700890724,0.591035260189414],"twin_dists":[0.06637419600188395,0.06753389035349726,0.07954044213038475,0.08251427740944448,0.08541655324815958,0.09353470419652817,0.09417160422731001,0.09507255682081814,0.09561944728823726,0.10367106966310999,0.10988116224794359,0.1127283109156157,0.11330778123669019,0.11391996498636196,0.11788955834615913,0.11942789745704907,0.12071840504343476,0.1212777078691696,0.1215385259594507,0.12468729542593558,0.12472864589510234,0.12748519466729022,0.12918045761206445,0.1317119439155227,0.13319318572071578],"n_dims_used":45,"mean_confidence":0.9347059461805556},"coverage":{"mean_confidence":0.9347059461805556,"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}}