{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010815","490:4900010473","490:4900010724","490:4900010723","490:4900010637","490:4900011281","466:4660003549","490:4900008736","490:4900010474","490:4900008623","466:4660003428","466:4660004074","466:4660004725","490:4900010300","490:4900011135","490:4900010301","490:4900010010","490:4900008180","490:4900010388","490:4900009280","490:4900010193","490:4900009893","466:4660003607","490:4900011136","490:4900010106"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,466,466,466,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.8178834057559979,0.6894843558128649,0.6879167076413061,0.5052057465727641,0.4630066459181018,0.4430486288243904,0.432560151651962,0.42161877240219414,0.41775501929391917,0.3658105875618757,0.35650769972577595,0.32979868648871713,0.3200282028510673,0.3104916596594545,0.307468046868835,0.29742428888594147,0.2926524225947557,0.28834984390167717,0.28562908229396405,0.2832496713433754,0.2720897230166775,0.2699445774885898,0.26432018920775685,0.25986789053565,0.2594379938238323],"twin_dists":[0.08235220054590636,0.11199538303841737,0.11233767978519694,0.15176871787106508,0.16117145190643384,0.16571859827957244,0.1681394541298807,0.17069023528852922,0.17159758200436842,0.18418744658452227,0.18653154605197148,0.1934452347911455,0.1960499288981308,0.19863565043444764,0.19946489835029843,0.2022538670363494,0.2035982689022965,0.20482164420783935,0.20560088967077936,0.20628603382050703,0.20954703408797654,0.21018319896649792,0.21186618000284563,0.2132143481618019,0.21334528712748008],"n_dims_used":45,"mean_confidence":0.9185522291395399},"coverage":{"mean_confidence":0.9185522291395399,"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}}