{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011468","490:4900011735","490:4900011404","490:4900011265","490:4900011597","490:4900011024","490:4900011331","490:4900011254","490:4900011606","490:4900008842","490:4900011402","490:4900011669","490:4900004386","490:4900011596","490:4900011790","490:4900010715","490:4900011604","490:4900011188","490:4900010798","490:4900010358","490:4900008948","490:4900011725","490:4900008833","490:4900009065","490:4900011333"],"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":[0.03504569977880666,0.034799381308688954,0.028157106691826406,0.026235718972314484,0.019366115695863228,0.018762026232356593,0.015139223739191777,0.014610115176453529,0.0097232355118384,0.008238350256695271,0.00750309415916562,0.007278061300796677,0.0064374762784745335,0.00611792871665645,0.005593952702587086,0.005214115587631988,0.004005820798907537,0.003329320744001406,0.003306994111938683,0.003257070931888804,0.0032540812516965527,0.0032359891554993377,0.0031695663814536334,0.00308496456490991,0.0029610558205261455],"twin_dists":[0.33622708148563024,0.33658073632679575,0.3470325769315768,0.3504510157669342,0.3647707275896513,0.36623317396682376,0.37598456832486987,0.3775771515050518,0.3953494096193625,0.4023575826692897,0.40625768434152754,0.4075200146458106,0.4125684919715333,0.4146447855806104,0.41827123160435986,0.42109730352767244,0.43152767101623885,0.4386985234007236,0.4389571548823884,0.4395412780507351,0.4395765173716581,0.4397904013063318,0.4405851237873552,0.44161966954007054,0.4431826537575659],"n_dims_used":45,"mean_confidence":0.8996173434787327},"coverage":{"mean_confidence":0.8996173434787327,"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}}