{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000528","477:4770000736","477:4770000683","477:4770000796","477:4770000853","477:4770000580","477:4770001397","477:4770000479","477:4770000745","477:4770000634","477:4770000793","477:4770000806","477:4770000642","477:4770000734","477:4770000588","477:4770000423","477:4770000639","477:4770000695","477:4770000860","477:4770000694","477:4770000750","477:4770000854","477:4770001044","477:4770000584","477:4770000696"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9496269613222713,0.8762370424284266,0.8444855969175389,0.8221640994532481,0.8157983359431561,0.7975105030545557,0.7927338590292095,0.787357653792479,0.7861194383830712,0.7844775986796735,0.7819428898752141,0.772337776684684,0.7660386421799946,0.7654836822698046,0.7613502415449378,0.7606481817919946,0.7530089068357516,0.7523046734787004,0.750182999211704,0.7460675842651747,0.7430248760151331,0.735432722892561,0.7339941040646069,0.7234230701504097,0.7198743257942085],"twin_dists":[0.041756634637619576,0.06676069849940064,0.07551229225837991,0.08127596250086315,0.08287337580300436,0.08736610993484296,0.08851834356976514,0.08980568307405216,0.0901008017780827,0.09049135025488103,0.09109259367482082,0.09335316174473568,0.0948213024849909,0.09495013193174812,0.09590714953097962,0.09606926323040897,0.09782544737427677,0.09798664469546992,0.09847160422202648,0.09940941224529361,0.10010041954134101,0.10181633242208006,0.10214020037581034,0.10450838979439142,0.10529908025401938],"n_dims_used":45,"mean_confidence":0.9207587348090278},"coverage":{"mean_confidence":0.9207587348090278,"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}}