{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012835},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012275","490:4900012273","490:4900012264","490:4900012837","490:4900012538","490:4900012486","490:4900012276","490:4900012417","490:4900012340","490:4900013002","490:4900012890","490:4900013037","490:4900012488","490:4900012415","490:4900012901","490:4900012830","490:4900012959","490:4900012476","490:4900012683","490:4900012489","487:4870000096","487:4870000751","490:4900012410","490:4900012765","490:4900012763"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,487,490,490,490],"twin_sims":[0.44579504144785986,0.4177434864046048,0.41317386220603813,0.37120396934422356,0.3278465499993477,0.31167128393641025,0.29316293069103166,0.27907494615706285,0.24331194375123952,0.2238939121488112,0.21683576967337614,0.2164290162116743,0.202065858546621,0.19278443415090726,0.18847195220649596,0.16403830665049765,0.15225059839274038,0.15005671064352163,0.1456098721791411,0.14480727980265695,0.14428312166501478,0.14087555903006466,0.13419444169394765,0.1341392969553789,0.13069217558485405],"twin_dists":[0.16508840353794973,0.17160029566501497,0.17267806295115604,0.1828422078015596,0.19396219785086222,0.1983133855289582,0.20345382484296332,0.20749658794355355,0.21835999121945804,0.22469284331131964,0.2270847172140831,0.22722414022974063,0.23226566835641055,0.23565564751835755,0.23726942640266985,0.2469429622732489,0.2519851191115804,0.25295482790396906,0.2549528705296173,0.25531828062500816,0.25555773418961775,0.25713038518344855,0.26029811862909746,0.26032475120959697,0.2620061605790256],"n_dims_used":45,"mean_confidence":0.9055940416124132},"coverage":{"mean_confidence":0.9055940416124132,"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}}