{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010641","490:4900011682","490:4900010558","490:4900010898","490:4900011619","490:4900009488","490:4900010806","490:4900012082","490:4900009487","490:4900009692","490:4900011285","490:4900010464","490:4900009301","490:4900011420","490:4900011744","490:4900008288","490:4900010208","490:4900010890","490:4900010548","490:4900010387","490:4900012153","490:4900010807","490:4900009289","466:4660004379","490:4900011811"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.5841472262980953,0.5187566787579628,0.5092107781469876,0.49382492025890073,0.42502337364886666,0.41712618073365315,0.3691769546784754,0.35564036117186665,0.3443714744990838,0.34341619410327906,0.34186788393711204,0.3392945085331768,0.33819399179540266,0.33292239157570724,0.32229465025174875,0.3206699190853029,0.30452986538567645,0.3037884791830975,0.2955684601010421,0.29532145141021293,0.2934513921237047,0.29329413801941767,0.2912910670668742,0.28217986173867304,0.28202111102867944],"twin_dists":[0.13466953915682442,0.14879789020272524,0.15088858465367844,0.15428020290647615,0.16989361319698335,0.17174559294885097,0.18334664292862832,0.18675168038318218,0.18963759574975725,0.18988451068796044,0.1902854862521554,0.19095408300507974,0.19124084254387616,0.19262149933611414,0.19544182310638794,0.19587750727163147,0.2002752284131184,0.20048041163336805,0.20277519550123585,0.202844729000815,0.20337227295733581,0.2034167248948371,0.2039841857406691,0.206595213574886,0.2066411535764687],"n_dims_used":45,"mean_confidence":0.9146160549587674},"coverage":{"mean_confidence":0.9146160549587674,"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}}