{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003394","490:4900003663","490:4900002843","490:4900003791","490:4900003525","490:4900003384","490:4900003531","490:4900002693","490:4900002546","490:4900004079","490:4900001243","490:4900004220","494:4940006126","490:4900003799","490:4900001242","494:4940006120","490:4900003805","490:4900003382","490:4900004212","490:4900002247","490:4900001232","490:4900004359","490:4900002547","490:4900002398","490:4900002839"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21344228794969952,0.1977963701548817,0.16734607314043964,0.11501786249661479,0.03845017368706774,0.02424611526727014,0.018550013096997352,0.013748389889276699,0.013007150700761866,0.010710328805293257,0.010565565974663776,0.010475996578145267,0.010069496219245105,0.009984807020003972,0.00926901107920169,0.00839528458381627,0.008243555677978012,0.007878913083828142,0.007587799921044275,0.007488608398403863,0.007310396963634559,0.007244895746059792,0.007042765395667616,0.006954801875137106,0.006693875784170953],"twin_dists":[0.22825335262318205,0.23381139223162126,0.24557554089198194,0.2701057034448897,0.3315434968519991,0.35422650934915884,0.36675620620380656,0.38028321334428594,0.3827335704476535,0.39120242356678825,0.39178873283772325,0.3921550919718359,0.3938536537824209,0.3942152022702202,0.3973853111957247,0.40156574396389083,0.4023311020427915,0.404223375504095,0.40579131715057504,0.40633791192400853,0.40733648778765236,0.40770901430268386,0.40887798758277993,0.4093961484556904,0.410968611812271],"n_dims_used":45,"mean_confidence":0.9194610595703125},"coverage":{"mean_confidence":0.9194610595703125,"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}}