{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002113","490:4900003979","490:4900003427","490:4900003691","490:4900010110","490:4900001958","490:4900009893","490:4900001809","490:4900007852","490:4900003683","490:4900003695","490:4900008416","490:4900009071","490:4900008736","490:4900001802","490:4900011281","490:4900010815","490:4900009280","490:4900004376","490:4900008623","490:4900010301","490:4900002264","490:4900009386","490:4900010976","490:4900010009"],"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":[0.3449242441185645,0.29542299001651784,0.2931791503316652,0.2807995538885941,0.24921998849069407,0.24847089220358018,0.2479776841670648,0.23464824802210296,0.22348263009285016,0.22049401305011398,0.2193252580426455,0.21609245545600442,0.2076205706452925,0.20752590250739722,0.20249263787601016,0.19694954456399846,0.19576190876290517,0.19445908085052516,0.19397623967450342,0.19361422758422656,0.19231772864827484,0.1908316140206448,0.1871029953622516,0.18253752407892168,0.18228780371879777],"twin_dists":[0.18949488543349524,0.20281614150435603,0.20344923807375556,0.20699517817513519,0.2164988058175108,0.2167332100393115,0.21688779007192763,0.221142938284687,0.22483082510811242,0.22583860638985578,0.2262352026268162,0.22733963670974988,0.23028786883378227,0.23032127122985832,0.23211239798986974,0.23412070784374284,0.23455606460179737,0.235035759609575,0.23521410620058317,0.23534802477698424,0.23582907073568626,0.23638325828396492,0.23778710172022563,0.2395330286426537,0.23962941020365672],"n_dims_used":45,"mean_confidence":0.9211844550238715},"coverage":{"mean_confidence":0.9211844550238715,"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}}