{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009013},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008010","490:4900011154","490:4900008342","490:4900008116","490:4900008345","490:4900011293","490:4900010994","490:4900008117","490:4900010993","490:4900011229","490:4900009014","490:4900008324","490:4900010230","490:4900008107","490:4900010424","490:4900010220","490:4900011300","490:4900011887","490:4900010835","490:4900009015","490:4900010674","490:4900010512","490:4900011437","490:4900007787","490:4900011159"],"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":[0.5275781682179913,0.45341639385686167,0.35723439865088397,0.32163643418659443,0.3201892185782916,0.26831881497375987,0.25112214653447207,0.22128340162882074,0.21324834639172274,0.21119514042192225,0.19951448758260104,0.1974175925718578,0.1913460524068616,0.18399285413264083,0.18107884738545824,0.17339218709344187,0.1689050598306787,0.16504757183897484,0.15886353815261003,0.15324088774210132,0.1485030322564012,0.14848240372880117,0.14710010737807816,0.144429110022971,0.1412561852463587],"twin_dists":[0.146874004979517,0.16334724621144656,0.18634731905620516,0.19561818043945728,0.19600664765168718,0.21066741960490049,0.21590560850102516,0.2255715369710314,0.22832051938767928,0.22903414528643642,0.23318662569091203,0.23394963288342588,0.23619107930816832,0.23897317576409985,0.24009734021300008,0.24312554479503637,0.24493780829577402,0.24652364058373624,0.249122809236333,0.25155076716292213,0.2536478928959526,0.25365713076070245,0.25427832118261917,0.25549097693573836,0.2569533250250637],"n_dims_used":45,"mean_confidence":0.8906436496310763},"coverage":{"mean_confidence":0.8906436496310763,"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}}