{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006065","490:4900006429","490:4900005694","490:4900006921","490:4900004881","490:4900006671","490:4900006189","490:4900007172","490:4900007525","490:4900005562","490:4900007183","490:4900007287","490:4900006549","490:4900006080","490:4900007050","490:4900007529","490:4900007054","490:4900007283","490:4900006802","490:4900004345","490:4900007039","490:4900005697","490:4900004879","490:4900006805","490:4900002670"],"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":[0.2374714101673936,0.13565242668581173,0.12521883184540683,0.11315200034351885,0.08115776442414052,0.07998238625875521,0.07013656634635612,0.0685370588669809,0.06297239524315046,0.05725780806065076,0.051267975110076656,0.05087426794751617,0.05013913557968528,0.04954710868726669,0.04858781143056245,0.04663889055575736,0.04425222940258416,0.04260574627281779,0.04099084560183631,0.04002783974211747,0.03736346073129855,0.03557833311002864,0.03557417660482733,0.033020955816716505,0.028165615175346947],"twin_dists":[0.22022884180615596,0.2595969347939251,0.26474603915381073,0.2711251303899794,0.2910672596433144,0.2919114425421138,0.29940568049991534,0.30070253060436497,0.3054154698377494,0.3106249824999799,0.3165683095837626,0.3169787960549673,0.3177523882083599,0.31838228576225686,0.3194163976441433,0.3215709365798263,0.32431453990313114,0.32628059859403064,0.328272071303354,0.3294913476776111,0.33299889650462716,0.3354695187663352,0.33547539310425184,0.3391993870385779,0.347017891552459],"n_dims_used":45,"mean_confidence":0.8928041246202257},"coverage":{"mean_confidence":0.8928041246202257,"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}}