{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003254","499:4990002996","499:4990003205","499:4990003259","499:4990002612","499:4990002772","499:4990003324","499:4990003061","499:4990003128","499:4990003127","499:4990002281","499:4990002919","499:4990002194","499:4990002844","499:4990002465","499:4990003330","499:4990002621","499:4990002620","499:4990002630","499:4990002207","499:4990002539","499:4990002554","499:4990003268","499:4990002613","499:4990003208"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9121588080171801,0.8726700736683369,0.8391797051235473,0.8048282079436025,0.7705026786390636,0.7700979684655682,0.7586067633595476,0.7556689471836611,0.7482519813088508,0.7471483823103804,0.7446188515055441,0.7433262502271843,0.7368930806610404,0.732901923134738,0.7223348731603365,0.7197587495281988,0.7043285228316719,0.7037773885857929,0.692986914800723,0.666929091382448,0.6636237482079584,0.6624064414472142,0.6595226477391101,0.6551246977424166,0.6544928370325123],"twin_dists":[0.055692134437688806,0.06778346380555435,0.07690728196905297,0.08558451431968014,0.09378199726679022,0.09387644545500087,0.0965399502917677,0.09721552581186099,0.0989121033155344,0.09916348326088689,0.0997386682292435,0.10003206383482227,0.10148716388273908,0.10238581513648691,0.10475107013661049,0.10532479705385801,0.10873998925430221,0.10886134720197514,0.11122961872904706,0.11689736291934119,0.11761207755703489,0.11787509658577927,0.11849777923436561,0.11944636216614053,0.11958254869618452],"n_dims_used":45,"mean_confidence":0.9342621697319878},"coverage":{"mean_confidence":0.9342621697319878,"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}}