{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005878","490:4900007599","490:4900009785","490:4900006739","490:4900010628","490:4900005749","490:4900009277","490:4900004665","490:4900009172","490:4900005618","490:4900010188","490:4900009382","490:4900004668","490:4900011546","490:4900004667","490:4900004932","490:4900011805","490:4900007705","490:4900008173","490:4900009990","490:4900004940","490:4900005742","490:4900005879","490:4900005617","490:4900011804"],"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":[0.3290837871777672,0.29299091529758564,0.2482811187849224,0.2344152859389942,0.22545924206965803,0.22253846493528817,0.22125395812946605,0.21763683841241444,0.21052632300093296,0.20862447710217466,0.2062739657460834,0.19130516999486358,0.17176137696135854,0.16533944575235573,0.1576099846736695,0.15064558864568015,0.1497046017662678,0.14931060858335918,0.1482613436773112,0.1456270782889379,0.12871765144264458,0.12634979317088985,0.12235786973589456,0.12176729204339683,0.12014175925243521],"twin_dists":[0.19363435785793928,0.2035024785135737,0.21679266504547468,0.22121868849493606,0.22416922524089916,0.2251482263388885,0.22558148697595518,0.22681064828015363,0.22926761921460082,0.22993429088867584,0.23076398172774315,0.23620633857177709,0.24378026688779347,0.24640272060568605,0.2496586122738884,0.2526935225992561,0.2531114315587822,0.2532869856771535,0.2537561853481782,0.2549450531598377,0.2629843897483794,0.2641725660642106,0.2662145159586516,0.2665208966971182,0.26737008743713153],"n_dims_used":45,"mean_confidence":0.927099100748698},"coverage":{"mean_confidence":0.927099100748698,"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}}