{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003937","490:4900002545","490:4900002825","490:4900004072","490:4900004363","490:4900002691","490:4900004213","490:4900003385","490:4900003667","490:4900004488","490:4900003380","490:4900004360","490:4900004080","490:4900003938","490:4900003799","490:4900002829","490:4900002679","490:4900004496","490:4900003269","490:4900001103","490:4900003932","490:4900003940","490:4900001361","490:4900002396","490:4900004212"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1298651835930513,0.07763092928760584,0.06878074156395574,0.036419101775045974,0.03609728245171636,0.031060948216455896,0.02717983581019084,0.02672295671161369,0.02488584778497675,0.02273061128147532,0.021903819129389608,0.01701602922264028,0.01666405942175848,0.014815921042454046,0.014595782509532675,0.013015886728154841,0.012292320556099034,0.012151826939351984,0.012104148654559855,0.011830209219773971,0.011787473384971804,0.01074647234986739,0.010670337526519823,0.010574530361597258,0.010461305614160478],"twin_dists":[0.2624145056373198,0.2936306406569815,0.30050337948461825,0.33429308895170035,0.3347406357971775,0.3422287093131014,0.34874527984419224,0.3495642350534191,0.3529842345111779,0.3572867091013825,0.35903163760676726,0.37070462756158906,0.3716544483012522,0.3769517414285044,0.3776209948067527,0.3827039798363669,0.38521659873497255,0.3857196076943063,0.38589148227769265,0.38689079696129497,0.38704854215848317,0.3910571378303986,0.39136368525794457,0.39175221881834527,0.3922154473609523],"n_dims_used":45,"mean_confidence":0.9225989447699653},"coverage":{"mean_confidence":0.9225989447699653,"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}}