{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010857},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011652","490:4900010599","490:4900011446","490:4900008465","490:4900008680","490:4900009028","490:4900008446","490:4900008591","490:4900009131","490:4900011907","490:4900010418","490:4900009040","490:4900008570","490:4900009321","490:4900009226","490:4900009533","490:4900009224","490:4900008806","490:4900009027","490:4900008569","490:4900008571","490:4900009333","490:4900009320","490:4900009234","490:4900008794"],"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":[0.34868387812748564,0.20505605075685424,0.0759932015271305,0.06017828298907092,0.04903123107957709,0.04438178975961195,0.042172832502949724,0.03545991792194329,0.034021888762253726,0.03313116777326339,0.01984906169680069,0.019261455261533188,0.017593392569695023,0.016122164027894407,0.015009621491894918,0.014088616423200612,0.011726914072734467,0.011125004311326113,0.010928163807962228,0.010404383454879802,0.009667839364196929,0.009135509816982365,0.008526984602149068,0.00852213473065878,0.008255916240506313],"twin_dists":[0.18852744132237934,0.23119642661682185,0.2948529244973121,0.30791177117057006,0.31893629912834887,0.32416245534796,0.3268081375468516,0.3356371024416506,0.3377111873568865,0.33903365210238523,0.3636299428725168,0.3650212201390622,0.3691832502671702,0.37315181434550104,0.3763700729600001,0.3791973922492951,0.3872729482260394,0.3895611199082633,0.39033331471170846,0.39245001757117853,0.395593101818549,0.3980006272512314,0.4009113925868946,0.4009353282034159,0.4022682822845937],"n_dims_used":45,"mean_confidence":0.8888456556532118},"coverage":{"mean_confidence":0.8888456556532118,"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}}