{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760004387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760004333","476:4760004451","476:4760004436","476:4760004365","476:4760003702","476:4760004329","476:4760004442","476:4760003969","476:4760004288","476:4760003754","476:4760003531","476:4760004280","476:4760004353","476:4760004411","476:4760004458","476:4760004026","476:4760004437","476:4760004450","476:4760004199","476:4760003487","476:4760003604","476:4760003872","476:4760004062","476:4760004148","476:4760003970"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.8944390524467972,0.8512034835390146,0.817427845002955,0.793787837405705,0.7585589519686747,0.7205317502992538,0.6856719225330883,0.664262773623882,0.6517492854014534,0.6377119762006213,0.587706052438067,0.5780271859754548,0.5756653675435096,0.5540478919410057,0.5532844281284891,0.5465502224929025,0.5464119669147519,0.5015441292234503,0.4965625413376922,0.48423202880065114,0.4825471663594571,0.477697053386886,0.4714605839983341,0.4546968170047257,0.4489913651467025],"twin_dists":[0.06134655859170768,0.0737211493103294,0.08246623806924129,0.08826480001181203,0.09655096173407506,0.10515275612846653,0.11282737421875019,0.11747396344877094,0.12017360385836093,0.12319175955043186,0.1339066260387077,0.13598229421114819,0.13648921908826112,0.1411400673862753,0.14130476397404027,0.14275907112827246,0.14278895976048336,0.15257501776754684,0.1536745971221384,0.15641020072459458,0.15678563100948847,0.1578686793580553,0.15926655932226963,0.16305579403736706,0.16435683052101757],"n_dims_used":45,"mean_confidence":0.9104487948947483},"coverage":{"mean_confidence":0.9104487948947483,"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}}