{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002160","490:4900002183","490:4900001596","490:4900002177","490:4900003754","490:4900001699","490:4900004588","490:4900003338","490:4900002334","490:4900004173","490:4900002778","490:4900004161","490:4900003471","490:4900001732","490:4900002331","490:4900002179","490:4900002488","490:4900003466","490:4900003072","490:4900001469","490:4900002754","490:4900002472","490:4900002148","490:4900001604","490:4900004172"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7939893427177686,0.6347322659321192,0.6196720561914252,0.6161979748099828,0.609344232883052,0.590590206768826,0.5890371574572331,0.5726677031263462,0.5607828197252726,0.5606866869422996,0.5524964519264315,0.5304372694638636,0.5262251901113304,0.5153906553616059,0.5067780985136803,0.5045801228133306,0.5004854575624074,0.5000659557713096,0.49831006912935655,0.47755949722600277,0.46800690039677967,0.4619640429136788,0.45443217831579213,0.4483811581441678,0.4468389979316564],"twin_dists":[0.08821628161158324,0.12383135616888251,0.12706011885181775,0.12780427973924893,0.12927202147210107,0.1332885471081595,0.13362134737655404,0.13713290292522495,0.13968863942281104,0.13970933933343355,0.14147478545080452,0.14625200278386177,0.1471686023377042,0.14953400279493825,0.15142296409471132,0.1519063698686332,0.15280844046265346,0.15290097275200598,0.1532885160094734,0.1578994473687443,0.16004333935442588,0.16140720816749748,0.16311600687734407,0.16449634206141242,0.16484924551314167],"n_dims_used":45,"mean_confidence":0.9173241509331598},"coverage":{"mean_confidence":0.9173241509331598,"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}}