{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011292","490:4900011150","490:4900008325","490:4900011498","490:4900011499","490:4900010908","490:4900010312","490:4900009940","490:4900011067","490:4900010987","490:4900011066","490:4900011432","490:4900010133","490:4900011227","490:4900011147","490:4900011889","490:4900007774","490:4900010993","490:4900010994","490:4900011151","490:4900007787","490:4900008107","490:4900010578","490:4900011224","490:4900011887"],"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":[0.6871658536323945,0.5377564157906779,0.4372589031535553,0.43078876290651724,0.3701412282060892,0.32543574653984453,0.3246024545998894,0.2737537205182622,0.27205784549761486,0.2590764037184218,0.25707799555353245,0.2396103490195339,0.23684350263418869,0.22803300479808,0.20982011471622952,0.2089320094944053,0.20525217444215937,0.18281613038017008,0.17201422770918948,0.16665806433370264,0.16242566699850886,0.12780787925368728,0.12369591357078288,0.12262775507924947,0.11811232480432564],"twin_dists":[0.11250153580253065,0.144662874445492,0.16705209650141628,0.16855060908399325,0.1831065063447164,0.19460297453411401,0.19482506964552693,0.20905568341259922,0.20955646501140035,0.21345552688083877,0.21406654750867832,0.2195409966066606,0.2204315320535535,0.22331349926801577,0.22951469311033834,0.22982620929560452,0.23112667055593933,0.2394256081258024,0.24367846423477396,0.24585834476290247,0.2476168607200227,0.26343893428606624,0.26552450859685933,0.26607487952654274,0.2684426923789215],"n_dims_used":45,"mean_confidence":0.8867691887749566},"coverage":{"mean_confidence":0.8867691887749566,"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}}