{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006527},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005269","490:4900005396","490:4900001892","490:4900005116","490:4900006644","490:4900006164","490:4900006648","490:4900006770","490:4900006176","490:4900005783","490:4900007514","490:4900005144","490:4900006526","490:4900006303","490:4900007389","490:4900005133","490:4900007386","490:4900004977","490:4900006406","490:4900006407","490:4900006409","490:4900007517","490:4900007504","490:4900005907","490:4900001891"],"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":[0.5314105449000636,0.5243431418758587,0.5153236435044657,0.5151320746586068,0.5041027710224646,0.49900844804678596,0.4967875521342501,0.4882188953854441,0.48043338038410044,0.43788719262964626,0.42306291195746126,0.4216929704796291,0.4190812986675141,0.388552098647709,0.38449546615440366,0.38432401095451685,0.378754808375562,0.3774151301280946,0.37712491624713335,0.37228353367454253,0.35882234609329805,0.34325312581368544,0.33974967377713083,0.33548166726812634,0.3334022160662553],"twin_dists":[0.1460404280899337,0.14757867874598982,0.14954866940632752,0.1495905998839431,0.1520114294052066,0.15313433039712662,0.15362486386390098,0.15552342881436312,0.15725721925195937,0.16690705454956883,0.1703520022524148,0.17067284544637695,0.17128572449862509,0.178578885595411,0.17956746279812222,0.17960935427552344,0.1809749814645173,0.18130492907223766,0.1813764804987356,0.1825741089790109,0.18594542414345047,0.1899266960508181,0.1908356276801781,0.19194974420447966,0.19249534220448056],"n_dims_used":45,"mean_confidence":0.9180558098687066},"coverage":{"mean_confidence":0.9180558098687066,"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}}