{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001662","480:4800001951","480:4800002303","480:4800001721","480:4800002154","480:4800002009","480:4800002122","480:4800001685","480:4800002125","480:4800002010","480:4800002060","480:4800002012","480:4800002209","480:4800002260","480:4800001793","470:4700003499","470:4700003675","480:4800001893","480:4800002162","480:4800001660","470:4700003674","480:4800002215","480:4800001969","480:4800001733","480:4800001514"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,470,480,480,480,470,480,480,480,480],"twin_sims":[0.6377712212760261,0.6279906538219733,0.5403572824317743,0.5310107997525829,0.5099172548306856,0.4867506993196722,0.44521747191322,0.4316295760621361,0.42131050252014524,0.4096621856186057,0.4003922483280947,0.39149163172518436,0.3569306130008483,0.3558385483837161,0.3501599543425944,0.3420979091297085,0.3197710638977142,0.31184885992966555,0.3032235033601088,0.297277183200999,0.29550080662488243,0.29317934458429623,0.28880104931685524,0.2881221352387306,0.2770463691801852],"twin_dists":[0.12317903929105731,0.1252773902585863,0.1440992083916903,0.14612731649979055,0.15073351969317605,0.1558497308792395,0.1652208094969059,0.16835536376706273,0.17076249846832686,0.1735098260565753,0.17572076604610276,0.17786557731145888,0.18642430891891346,0.18670135520768585,0.18814911340871587,0.19022585401309489,0.1961190735472831,0.19826493344158905,0.2006369673496035,0.20229512112676967,0.20279423669659138,0.2034491831417612,0.20469284196245557,0.2048866922540308,0.2080887918937124],"n_dims_used":43,"mean_confidence":0.9205024186954942},"coverage":{"mean_confidence":0.9205024186954942,"n_dims_used":43,"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}}