{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004693","490:4900005755","490:4900012494","490:4900005100","490:4900006764","490:4900005108","490:4900006637","490:4900001554","490:4900012716","490:4900006281","490:4900012564","490:4900003578","490:4900006270","490:4900001829","490:4900007118","490:4900012779","490:4900007609","490:4900006152","490:4900007363","490:4900002599","490:4900006389","490:4900001549","490:4900003711","490:4900004952","490:4900006521"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6671927856177986,0.6261701663756032,0.5796953825392116,0.5324558362958429,0.49438629676368173,0.4907324532867478,0.4738711959148394,0.46239084573357747,0.4534324416519873,0.4243914908629569,0.41916072036173907,0.41906026554732373,0.4129493277655251,0.41186859786067526,0.41102524529899076,0.39234145551227645,0.39201655992574747,0.38007279932037635,0.37943097583401536,0.374927962441652,0.37257442417299397,0.3479556292652641,0.34733014452104305,0.3469024784134979,0.34557393972032724],"twin_dists":[0.11684030918116507,0.12566765904282434,0.1356243541478016,0.1458132884747819,0.154155938450738,0.15496548518322412,0.15872551184737085,0.16131067574188937,0.1633435915159278,0.17004126158470292,0.17126706285467364,0.17129066688369085,0.1727311528533796,0.17298686125681695,0.1731866078637726,0.17765982604977965,0.17773846212864852,0.18065092709190192,0.18080866413748437,0.1819190076303717,0.18250193503412157,0.1887144060552452,0.1888751524357209,0.18898514828281282,0.1893273063598524],"n_dims_used":45,"mean_confidence":0.911580064561632},"coverage":{"mean_confidence":0.911580064561632,"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}}