{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001963},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002584","474:4740002781","474:4740002779","474:4740001657","474:4740002069","474:4740002780","474:4740002687","474:4740001964","474:4740001965","474:4740001857","474:4740002949","474:4740001231","474:4740002384","474:4740001662","487:4870011715","487:4870012158","486:4860002681","474:4740002486","474:4740002070","486:4860002775","474:4740002688","474:4740001658","474:4740005760","474:4740001747","474:4740001340"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,487,486,474,474,486,474,474,474,474,474],"twin_sims":[0.8925897354931328,0.6562127051392229,0.6552862813504634,0.592042833930788,0.5897381269403673,0.5876008594620963,0.5875750670204244,0.565115038740779,0.4947324104781624,0.4939605339464454,0.45988803320272603,0.45682422406017814,0.45394679745168515,0.44360836995763836,0.406834539561304,0.40203831466436707,0.40191144915408594,0.4015937731085026,0.3914029730175204,0.38264686958023764,0.38093518884673616,0.3767916916464418,0.3648191203245854,0.3634982252360463,0.36329625332425547],"twin_dists":[0.061913015630517834,0.11921180490510323,0.1194115318139993,0.13297730626774054,0.13347113207810626,0.13392917229880918,0.13393470049071585,0.13875628306794527,0.15407934427547781,0.1542501801442589,0.16187720161030733,0.1625722114884345,0.1632264782333832,0.16559003807330575,0.17418185151238677,0.17532650618778545,0.17535686656555133,0.17543290909310805,0.17788705451139694,0.1800196004335383,0.18043918532590983,0.18145866919755418,0.18443582065041364,0.18476724966677704,0.1848179805524811],"n_dims_used":45,"mean_confidence":0.9201955159505208},"coverage":{"mean_confidence":0.9201955159505208,"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}}