{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003835},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003836","490:4900003696","490:4900010114","490:4900008523","490:4900010088","490:4900006282","490:4900003690","490:4900011206","490:4900003695","490:4900003559","490:4900008951","466:4660004983","466:4660004809","490:4900008176","490:4900003837","490:4900008961","490:4900007967","490:4900003583","490:4900008406","490:4900009816","490:4900009076","490:4900003979","490:4900003978","490:4900008377","490:4900010094"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,466,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7602820829009499,0.3195435594039099,0.154621525910772,0.10703804865680244,0.09390360626801998,0.09081031300223386,0.08325912190005627,0.05483231310706785,0.04917190527330327,0.048076718736774195,0.04788658555711611,0.04709046563414581,0.044789050270094125,0.04055634175237384,0.037479200713761554,0.03663752215736164,0.03510696980992676,0.03377546243354071,0.03350855995260999,0.032436011097437246,0.0322571617441082,0.03198909240044761,0.03131897082077712,0.029273919716431163,0.02903761895590222],"twin_dists":[0.09615375052846226,0.19618027552488101,0.2509486260803852,0.27455914554852295,0.28248739893837316,0.284480417540538,0.28958210767628384,0.3129665587410893,0.3187847455104844,0.31997432534961645,0.3201831463397351,0.3210651115770188,0.3236868067968017,0.3288191763905757,0.3328421955561225,0.3339912458460376,0.3361394408313365,0.3380740775722768,0.33846967616397855,0.34008700335757264,0.34036112459853224,0.3407744346717229,0.341820732373992,0.34513681439049815,0.3455326823960166],"n_dims_used":45,"mean_confidence":0.9191053602430556},"coverage":{"mean_confidence":0.9191053602430556,"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}}