{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011079","490:4900010761","490:4900007780","490:4900010981","490:4900010733","490:4900007770","490:4900009008","490:4900010921","490:4900009720","490:4900007896","490:4900010831","490:4900011068","491:4910005365","490:4900011145","490:4900007895","490:4900010591","490:4900010213","490:4900009528","490:4900009624","490:4900010588","491:4910005518","490:4900010132","490:4900010988","490:4900011360","490:4900009936"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.1433649995489319,0.11485509647037603,0.06418885374362095,0.0633162865922531,0.04765441215812697,0.046445210760911335,0.042571856232577206,0.03771152415567615,0.03295173105457907,0.031951366179494185,0.02965942504475261,0.028799587130578997,0.02807665842038164,0.025883764409723793,0.02543890499381399,0.02182468341630082,0.02151281373584973,0.020684802471361865,0.019030756072719365,0.015363255593061181,0.014788499158352236,0.014436535444754246,0.01271616681762437,0.01261297797120705,0.011835833284788188],"twin_dists":[0.25597872389264076,0.27019412309716545,0.30435695814047214,0.3051145446373766,0.3204390810694415,0.32178914073105996,0.32632173305002177,0.3325288858092153,0.3393037276308336,0.3408328384677183,0.34449683685746835,0.3459342571819871,0.34717161710514866,0.3511004590665456,0.3519323311102499,0.3592016382443424,0.35987686276525166,0.3617118035590786,0.3655775976834695,0.3753249826507371,0.37703462816567535,0.37811069934379266,0.3837293816286668,0.3840873665515448,0.3868700752499492],"n_dims_used":45,"mean_confidence":0.8918045043945313},"coverage":{"mean_confidence":0.8918045043945313,"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}}