{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003795","488:4880003353","488:4880003354","496:4960011420","469:4690001690","496:4960011008","496:4960011421","469:4690001882","496:4960011086","488:4880003992","496:4960010703","496:4960010852","499:4990000186","488:4880003993","488:4880003920","496:4960009333","469:4690003185","496:4960011167","469:4690002265","496:4960010174","496:4960010778","496:4960011247","496:4960010544","496:4960010173","469:4690001875"],"twin_admin_codes":[488,488,488,496,469,496,496,469,496,488,496,496,499,488,488,496,469,496,469,496,496,496,496,496,469],"twin_sims":[0.702939803389886,0.676995137304346,0.6019150093707291,0.5784128529758179,0.5658208739448257,0.5523317453468207,0.5390106964530537,0.4995979225827485,0.46081324769535253,0.4483498167494453,0.4255509197212776,0.41441918879738227,0.4137648713534489,0.40584489656421124,0.3954401148214337,0.3946497292062615,0.3938981556526248,0.3907925905409025,0.38993277287197864,0.3879317679136626,0.3873737652375499,0.38696870570368547,0.3834511548415515,0.37606515680937846,0.36530041859164114],"twin_dists":[0.10904570378462886,0.11471545033449261,0.13086284091971373,0.13589953489811715,0.13860446339112997,0.1415103289592566,0.14439097891975639,0.15300423545639344,0.16166764709660394,0.1645035095684713,0.16977041444021856,0.17238383940514676,0.1725383820109025,0.17441754118727773,0.17691135587198983,0.17710201197641254,0.17728346963895258,0.17803497883991468,0.17824353657516445,0.1787297390078868,0.17886553263518318,0.1789641644719842,0.17982275682047538,0.18163798955830776,0.1843152074521205],"n_dims_used":45,"mean_confidence":0.9175621880425348},"coverage":{"mean_confidence":0.9175621880425348,"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}}