{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006310","490:4900005291","490:4900006311","490:4900005028","490:4900007293","490:4900005956","490:4900006440","490:4900006074","490:4900005164","490:4900004745","490:4900005958","490:4900006322","490:4900005029","490:4900005287","490:4900005954","490:4900005429","490:4900003633","490:4900006075","490:4900005556","490:4900005686","490:4900006668","490:4900005171","490:4900005953","490:4900006199","490:4900005300"],"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":[0.801691484034784,0.780978254315078,0.7363827968551017,0.6774666805168432,0.6682084444547524,0.6462955117270012,0.6362365008518609,0.5795897672838279,0.5594430618747256,0.5583068724837714,0.531609928580587,0.5036581840660747,0.48863312620819094,0.4775855233150059,0.4761683127213757,0.4757458141960554,0.46512367270037486,0.4470902536859933,0.4348487598235132,0.43400821769563347,0.4277355540972959,0.42489563624112026,0.4118325093451208,0.40870528896269603,0.4051819233701106],"twin_dists":[0.08635069931697735,0.09132087849273456,0.10160223018715776,0.11461302569425111,0.11662050808932153,0.12134731954555195,0.12350851080696638,0.1356470131149255,0.13997716826077727,0.14022193205308733,0.14599709526407442,0.1521093019486278,0.15543142114992095,0.15789362573768634,0.15821078364354554,0.15830539411899067,0.16069331486439675,0.16479171749814292,0.16760925146165742,0.16780384973789028,0.169260904436639,0.16992345348808857,0.17299540509891315,0.17373701450995854,0.1745755756017561],"n_dims_used":45,"mean_confidence":0.8972568088107639},"coverage":{"mean_confidence":0.8972568088107639,"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}}