{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000753","493:4930001192","493:4930001592","493:4930001315","493:4930001439","493:4930000207","493:4930000168","493:4930000863","493:4930000244","493:4930000203","493:4930000278","493:4930001612","493:4930000982","493:4930001579","493:4930000171","493:4930000754","493:4930000571","493:4930002866","493:4930000019","493:4930001431","493:4930002535","493:4930003256","493:4930003053","493:4930003033","493:4930001908"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.5524285502647378,0.47812405668368907,0.4608617965110952,0.4608433229312285,0.45383444763071434,0.407113582351642,0.4040210347937532,0.4003768618581259,0.3915714892973777,0.3853888713042342,0.38353034640774025,0.37705420888589714,0.37668822511232647,0.376373631862066,0.36611926261061545,0.3513134530638361,0.3437692114355633,0.34113887710830865,0.3375412106276745,0.33633742757969604,0.3221790370748705,0.3221433544664017,0.3209491516754791,0.31193665245757546,0.3077433958112846],"twin_dists":[0.14148943835655495,0.15777318719748173,0.16165665526295953,0.16166083777831192,0.1632520549171652,0.17411544178739574,0.1748525777672844,0.17572445481734478,0.1778462340932675,0.1793493219099315,0.17980338589041558,0.18139391726580856,0.18148419607205382,0.18156183236109355,0.18411018904999962,0.1878540451542554,0.1897932224771719,0.19047461737716864,0.19141117401017507,0.19172574645305115,0.1954727850298561,0.19548234230614717,0.19580254113983192,0.19824098483317457,0.19938918844996473],"n_dims_used":43,"mean_confidence":0.9236892877623092},"coverage":{"mean_confidence":0.9236892877623092,"n_dims_used":43,"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}}