{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000006776","500:5000007140","500:5000006509","468:4680001415","500:5000003524","500:5000006325","475:4750010701","500:5000006626","473:4730007276","473:4730007277","500:5000006239","500:5000006486","475:4750010780","475:4750011673","475:4750011736","500:5000007559","500:5000003526","500:5000007424","500:5000006510","478:4780002214","500:5000007541","500:5000006190","475:4750010436","498:4980003197","475:4750011653"],"twin_admin_codes":[500,500,500,468,500,500,475,500,473,473,500,500,475,475,475,500,500,500,500,478,500,500,475,498,475],"twin_sims":[0.4006260583398332,0.208393233164858,0.15440510236720173,0.09936004196818353,0.09523515302221873,0.09275578878250045,0.0833397941498326,0.08171969222328014,0.08144588817762821,0.0806956341548647,0.07823857859929895,0.07810313760050583,0.06722551571558073,0.0671435345838038,0.06671716174459427,0.06527229776079228,0.06347354857350795,0.06262876714243273,0.062315854584289294,0.06052955759087065,0.05956010692763822,0.054152521180575806,0.0529378326137786,0.049678542282749705,0.04918329872362979],"twin_dists":[0.17566472005689235,0.23001563254906318,0.25104275435427065,0.27909451603253094,0.2816454041772596,0.28322080359692486,0.2895256919347942,0.29066712679155776,0.2908618187731253,0.2913979956145592,0.2931824095777511,0.29328207427423697,0.3017844031016032,0.3018525971615764,0.3022083634844122,0.3034279170030702,0.3049773769118113,0.30571751233859995,0.30599374024293313,0.3075927724686111,0.30847688465987994,0.3136381879415467,0.31485588627750377,0.3182419051176939,0.3187724867537005],"n_dims_used":45,"mean_confidence":0.9192830403645833},"coverage":{"mean_confidence":0.9192830403645833,"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}}