{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006853","485:4850007357","485:4850006911","485:4850007088","485:4850006778","500:5000000288","500:5000000026","500:5000000162","500:5000000848","485:4850006919","485:4850006782","500:5000000211","485:4850006757","485:4850007291","485:4850008824","500:5000000293","500:5000000496","500:5000001162","500:5000001159","500:5000000353","500:5000000663","485:4850006774","500:5000000447","500:5000001188","500:5000001136"],"twin_admin_codes":[485,485,485,485,485,500,500,500,500,485,485,500,485,485,485,500,500,500,500,500,500,485,500,500,500],"twin_sims":[0.629531778539205,0.5676570021900802,0.4868390207268208,0.38094949163126124,0.33931399239662113,0.33108672293095515,0.3300015678361812,0.32047875560279293,0.2827459347762857,0.26144279475632237,0.2501004529969369,0.24161252619542165,0.23707953239025492,0.2333791575263795,0.22993255118975015,0.22908452995488396,0.22650220048208686,0.22632280779949543,0.2208267479982104,0.21185134355345855,0.20302656151253803,0.19375104754350406,0.1923522637935185,0.1868889194997544,0.18477395091715698],"twin_dists":[0.1249469443318245,0.1382096336820327,0.15583009325278288,0.18043567552559156,0.190949010642516,0.19310505836576705,0.19339160457923008,0.19592885040891692,0.20643152788204683,0.21273581974689107,0.2162238702119555,0.2189007392995635,0.22035529992488193,0.22155619639211707,0.222686029417036,0.22296572810840584,0.22382168519241175,0.22388138761465307,0.2257259561882211,0.22880556183522677,0.2319209607347955,0.23529739073009018,0.23581622777500283,0.23786829513205218,0.2386739808784145],"n_dims_used":45,"mean_confidence":0.9170692443847657},"coverage":{"mean_confidence":0.9170692443847657,"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}}