{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009338","490:4900008788","490:4900009539","490:4900008122","490:4900008230","490:4900009433","490:4900009835","490:4900009231","490:4900008343","490:4900009535","490:4900009729","490:4900008669","490:4900011152","490:4900010917","490:4900011231","490:4900008123","490:4900010759","490:4900008670","490:4900010421","490:4900009738","490:4900011073","490:4900008672","490:4900010846","490:4900008010","490:4900010848"],"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":[0.1773146812261039,0.17561249518452468,0.1706669691046796,0.09449589430699956,0.054124661553915335,0.047165886462537505,0.04456186501448488,0.041718731906330256,0.03911645753821743,0.03730844389393917,0.03665736832196037,0.03431038763375273,0.02343788846406468,0.023040993525861708,0.022311971762089863,0.0217438645788905,0.020964656504278013,0.020684235997930553,0.01977008257976292,0.018967110300751266,0.01776007047076681,0.016587287326584044,0.015975542768361974,0.014405373632122086,0.01359778764056608],"twin_dists":[0.2415685897937946,0.24224119206508596,0.24422213910192497,0.2821117154248539,0.31366586168731814,0.3209810258643931,0.323951691634037,0.3273664175301766,0.3306682998737224,0.3330735284393554,0.3339638954709995,0.3372891756609392,0.3558372013289784,0.356645856904577,0.3581632211271529,0.3593758085490543,0.361084582758389,0.3617130806398291,0.36381483371957984,0.3657321292073077,0.36875218940343524,0.3718639612563022,0.3735645556879181,0.3782070827454349,0.3807714507509531],"n_dims_used":45,"mean_confidence":0.8932101779513889},"coverage":{"mean_confidence":0.8932101779513889,"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}}