{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012243","490:4900012970","490:4900012811","490:4900012450","497:4970001694","490:4900012314","490:4900012379","490:4900012797","490:4900013292","490:4900013257","490:4900013290","490:4900013009","490:4900012371","490:4900012792","490:4900012525","490:4900012667","490:4900012455","490:4900013363","490:4900012232","490:4900012308","490:4900012378","490:4900012519","490:4900012661","490:4900013129","490:4900013122"],"twin_admin_codes":[490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09376945650551018,0.07951706085998224,0.07581066362647225,0.04778478244727042,0.04159747845957608,0.04094773911746803,0.03279416957869078,0.02846665946295851,0.02726899836331857,0.025537309673002058,0.020155134681798664,0.019511758814560888,0.01615508424646093,0.016151744968151145,0.015495774438350741,0.014701517021435573,0.014210423072886226,0.013328551273512134,0.012482017283557023,0.011433402995730228,0.01139719921910868,0.011374436661134038,0.011343599420956313,0.011278348836449625,0.010811778200722898],"twin_dists":[0.28257274845103425,0.2922483997831433,0.2949904684167567,0.3202952403559006,0.32751635459657397,0.3283261295781347,0.33954191506247555,0.3465007373855638,0.3485868407641519,0.3517472417536202,0.36291943241748764,0.3644241076137987,0.3730595970980322,0.373068943669109,0.3749388009042582,0.37729844399861084,0.3788142731711133,0.38165632155125756,0.38454545203701235,0.38837536567299985,0.3885130821465452,0.38859986831517523,0.388717687005967,0.3889679284419997,0.3907957276137605],"n_dims_used":45,"mean_confidence":0.912148200141059},"coverage":{"mean_confidence":0.912148200141059,"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}}