{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000419","493:4930000418","493:4930000493","493:4930000193","493:4930000203","493:4930000733","493:4930000198","493:4930000230","493:4930000565","493:4930000552","493:4930000229","493:4930000564","493:4930003256","493:4930002886","493:4930000318","493:4930000244","493:4930000945","493:4930000070","493:4930000638","493:4930000949","493:4930000363","493:4930002399","493:4930000154","493:4930002057","493:4930001582"],"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":[0.47517073470716165,0.4603295657427959,0.3934494280919271,0.33339128153316605,0.32137644150846106,0.3136736277982278,0.3025531468248072,0.2927715359384236,0.2848317825398388,0.2740321924343964,0.27138562342433126,0.2656860826244589,0.2566808307972205,0.25423095060188117,0.24756969907219648,0.24467789682017624,0.2437664748480052,0.2412842797475392,0.23663145968871555,0.2346361215525625,0.23206221216097514,0.22887556649310867,0.2266970555806738,0.22646573538101397,0.22464359498260822],"twin_dists":[0.1584342163543217,0.16177717894836233,0.17739188553506652,0.19249821604793826,0.1956878964558097,0.1977679494887096,0.20082294424544134,0.20356455341061222,0.20583008552381488,0.2089736347469005,0.20975549982451164,0.21145543337620218,0.21418833897239598,0.21494225064657302,0.21701580883872243,0.2179271172855525,0.21821577540138448,0.21900546960009887,0.22050005930404556,0.221146880125053,0.22198660018363053,0.22303475448893173,0.22375687235662045,0.22383381834661675,0.22444176432362248],"n_dims_used":45,"mean_confidence":0.9248650444878472},"coverage":{"mean_confidence":0.9248650444878472,"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}}