{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006809","488:4880006326","499:4990000742","499:4990002109","499:4990001475","488:4880000963","499:4990001089","470:4700004732","499:4990002190","499:4990001382","470:4700008351","499:4990002615","500:5000001129","488:4880006431","499:4990003063","489:4890003294","470:4700008985","468:4680005164","472:4720000806","499:4990000401","470:4700006672","488:4880000216","470:4700003701","470:4700003877","488:4880001056"],"twin_admin_codes":[470,488,499,499,499,488,499,470,499,499,470,499,500,488,499,489,470,468,472,499,470,488,470,470,488],"twin_sims":[0.457852067033086,0.4529290969607816,0.4382655191104832,0.4309702388022761,0.41884187505372455,0.41311021841660533,0.40138308894559016,0.3857509548509082,0.37449981177565084,0.3677173851497126,0.35611969602513494,0.3535945707267614,0.3432124182170869,0.3367336990054288,0.3344705186451507,0.3291812300382108,0.3247896577395909,0.3185471695849147,0.318004081333479,0.3095141299007618,0.3065215973756522,0.3055220840424962,0.3041658151996457,0.30252882489502525,0.3023804633879129],"twin_dists":[0.1623388642318468,0.16345824500203165,0.16681975670055876,0.16850845547148893,0.17134199075040954,0.1726931098930405,0.17548335582718094,0.17926098125597245,0.1820249183928877,0.18371072046038756,0.1866299889089958,0.18727201270268465,0.1899372286692643,0.1916221257645556,0.19221481501297874,0.19360856654540448,0.1947751473410716,0.19644860763046665,0.19659506256679202,0.19890323599174717,0.1997254323526359,0.20000107809610665,0.2003759453139016,0.20082969637666864,0.20087089058957916],"n_dims_used":45,"mean_confidence":0.9273744371202257},"coverage":{"mean_confidence":0.9273744371202257,"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}}