{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000117","490:4900001088","490:4900000717","490:4900000485","490:4900000211","490:4900000164","490:4900001447","494:4940008616","494:4940008602","496:4960009278","490:4900000516","494:4940008434","490:4900000957","480:4800003425","490:4900000151","496:4960007789","490:4900001623","490:4900000096","490:4900001856","478:4780009077","490:4900000012","490:4900000594","490:4900000135","496:4960006371","496:4960006770"],"twin_admin_codes":[490,490,490,490,490,490,490,494,494,496,490,494,490,480,490,496,490,490,490,478,490,490,490,496,496],"twin_sims":[0.5186743657552102,0.5019745716305403,0.3930238664738863,0.38682891022825333,0.38631306152808625,0.28586549036103825,0.2852477458005043,0.27591079318930034,0.2399054260164821,0.2362042392234576,0.23295518488895414,0.22198896697912493,0.22106417217808336,0.21563794144956547,0.1986450819496646,0.18073569608981058,0.17984301186244778,0.17636163758779635,0.17562760273259456,0.17474017537872344,0.17300062322670934,0.16987827846964848,0.1685265880385415,0.16422999811837038,0.1634903347639272],"twin_dists":[0.14881587741548669,0.15248014995101372,0.17749475738345363,0.17899821595483006,0.17912391722765164,0.2055330045479312,0.20571046253277148,0.2084214570507215,0.21944641904271167,0.22063824873201757,0.2216945844845941,0.2253333655337117,0.22564564364771678,0.22749580332270272,0.23350230503476146,0.240230560272447,0.24057796377726748,0.24194460655837888,0.24223520209080132,0.24258768182624751,0.2432823429683372,0.24454183799319285,0.24509223871812078,0.24686317656971585,0.24717141144885854],"n_dims_used":45,"mean_confidence":0.8980189853244358},"coverage":{"mean_confidence":0.8980189853244358,"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}}