{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011585","490:4900011574","490:4900011645","490:4900012042","490:4900012169","490:4900011454","490:4900011978","490:4900011905","490:4900011761","490:4900011707","490:4900012098","490:4900012119","490:4900011838","490:4900011575","490:4900011697","490:4900011768","490:4900011434","490:4900012182","490:4900011770","490:4900011455","490:4900011640","490:4900011701","490:4900011638","490:4900011176","490:4900011174"],"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":[0.37653829691998847,0.35603472294204486,0.3462468821069737,0.33523047260872485,0.28137674681660063,0.27606936636342044,0.2702733396106203,0.26683685309271127,0.2582239016036822,0.2411304021817952,0.23009534086454006,0.22349223040019042,0.2194068698286776,0.19846456376419327,0.17856216584245987,0.17797866763689227,0.1766366107773711,0.17530066656063498,0.16961642961529566,0.165400914411469,0.1602845677686534,0.15557871163304207,0.14103501226077222,0.1249122037821973,0.1201167400832006],"twin_dists":[0.1815211918632247,0.1866515553444623,0.18915390689671044,0.1920155539123319,0.20682778346889488,0.20837495308631226,0.21008549920953803,0.21111039740528242,0.21371581760720165,0.21905459757059206,0.22263241523192928,0.22482760235537924,0.2262074631938148,0.23356797034605156,0.24107856825065177,0.24130746709173875,0.24183596971327084,0.24236491073415992,0.24464821501345188,0.24637727450951954,0.24851913250603827,0.25053347352801614,0.25705616722959823,0.2649021973159859,0.26738322601397846],"n_dims_used":45,"mean_confidence":0.8906050788031684},"coverage":{"mean_confidence":0.8906050788031684,"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}}