{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007440","490:4900005593","490:4900005591","490:4900007684","490:4900007563","490:4900007686","490:4900007199","490:4900007567","490:4900005979","490:4900007204","490:4900005588","490:4900007685","490:4900005982","490:4900005851","490:4900005722","490:4900007565","490:4900006103","490:4900007687","490:4900007198","490:4900007327","490:4900005852","490:4900006231","490:4900005720","490:4900008138","490:4900007444"],"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":[0.05094901954546484,0.010731150856523267,0.009624918854741961,0.005905521122601849,0.0032201034875420508,0.0028956502123262066,0.00243633542041637,0.0015134566277916239,0.0008257850789546736,0.0006786209852998799,0.00035288170806680255,0.0002209143600126124,0.00021455275437123013,0.00012178833860838914,0.00008665479763351195,0.00004991254629899386,0.000048923045463019877,0.000024084734894482442,0.000018674683489683397,0.000018103169709219204,0.000014269929029010814,0.000013371009773262648,0.0000109544659664647,0.000010431424525311159,0.000001605773532741958],"twin_dists":[0.3169006558665479,0.3911186722706543,0.3957827707254657,0.41607973562913947,0.4399791028197192,0.44403194886143926,0.4505450696067298,0.4680298518569846,0.4893761680121386,0.4960949664964554,0.5178517032440955,0.5328886620910849,0.5338127368265012,0.5514155043411553,0.5617301494094286,0.5780578522736112,0.5786418408777744,0.5989434088354099,0.6060657142474462,0.6069301319714102,0.6135069559335629,0.6152932275143639,0.6207338405953184,0.622061856630066,0.6708845112117319],"n_dims_used":45,"mean_confidence":0.9083374871148003},"coverage":{"mean_confidence":0.9083374871148003,"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}}