{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000007951","500:5000006648","500:5000007554","500:5000008085","473:4730005381","500:5000007791","473:4730005371","500:5000006355","473:4730007580","500:5000007831","473:4730005472","473:4730006023","500:5000006381","473:4730005793","500:5000006463","473:4730009721","473:4730007459","500:5000008209","473:4730006129","473:4730009723","484:4840000765","471:4710001769","484:4840000324","473:4730009060","500:5000006492"],"twin_admin_codes":[500,500,500,500,473,500,473,500,473,500,473,473,500,473,500,473,473,500,473,473,484,471,484,473,500],"twin_sims":[0.7278692140304865,0.5520078132384196,0.5308102046669415,0.5022641511465429,0.5019403986822796,0.4943194776169365,0.4805403219998948,0.47255765097882424,0.47204668093909286,0.45142014474212966,0.4212595609201873,0.4202410468760322,0.39203409273797507,0.39023491141796673,0.3865383725125475,0.38425140220901743,0.36659470580002523,0.3640474431122299,0.36393485660062236,0.36267863495918956,0.34976221191849494,0.3489228819721231,0.34195680161681047,0.34043864197026036,0.33987204251469194],"twin_dists":[0.10351475679285405,0.14158023805202335,0.14617092292308395,0.1524163403329837,0.1524876807173374,0.15417072716619404,0.1572333446959082,0.15902021528974597,0.1591349287235558,0.1638022413440017,0.17077444210426262,0.17101336837994488,0.17773421780086734,0.17817022519115977,0.179069003990648,0.1796270973850303,0.18399125549992607,0.1846293703083682,0.18465762621292017,0.1849732013249919,0.18825097493568949,0.18846612614807265,0.1902624324967132,0.19065648780348984,0.19080379613735224],"n_dims_used":45,"mean_confidence":0.9249186197916667},"coverage":{"mean_confidence":0.9249186197916667,"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}}