{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011150},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010992","490:4900011292","490:4900011498","490:4900010312","490:4900011497","490:4900011224","490:4900011626","490:4900011147","490:4900011227","490:4900011431","490:4900008325","490:4900010912","490:4900010993","490:4900011625","490:4900011561","490:4900011066","490:4900009940","490:4900011564","490:4900011499","490:4900011892","490:4900011293","490:4900011891","490:4900008116","490:4900011691","490:4900007774"],"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":[0.5377564157906779,0.47399313825876177,0.43907149098335796,0.3848547553605562,0.33001742034942555,0.3014847961746594,0.29924877460347876,0.28114883208531255,0.2746079682883234,0.2725532548834209,0.2459957422409669,0.22214036789610944,0.2145608086877008,0.2034852761464675,0.19721240310557475,0.1864782021307358,0.17310175248950554,0.1678030368201136,0.1604730245527845,0.14903462075909707,0.13810876059744734,0.1333641376557441,0.13111323302291186,0.1300311559378306,0.12539376456550339],"twin_dists":[0.144662874445492,0.1586981669232964,0.16663387964531046,0.17947970690418072,0.1933874148450448,0.20111983283490037,0.20174320349005187,0.20689385731545096,0.2088041508845744,0.20940997557520297,0.21751096329243472,0.22528232438530685,0.22786678403972394,0.23175676531726294,0.2340245965385484,0.23802425251987525,0.2432418223988305,0.24538816997923774,0.24843936565586355,0.253410162833062,0.2584282861425563,0.260699993820066,0.26179900291167757,0.26233239613377324,0.2646570802523105],"n_dims_used":45,"mean_confidence":0.8865321689181858},"coverage":{"mean_confidence":0.8865321689181858,"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}}