{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001063","490:4900000233","490:4900002760","490:4900000498","490:4900001464","490:4900001084","490:4900000334","490:4900001019","496:4960011551","490:4900002029","490:4900001846","490:4900002914","490:4900001869","490:4900002189","490:4900004460","496:4960007412","490:4900000692","487:4870004553","490:4900000492","490:4900001728","490:4900003749","496:4960006631","490:4900001207","496:4960008677","490:4900001173"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,496,490,487,490,490,490,496,490,496,490],"twin_sims":[0.48685942347616273,0.4674392141564813,0.4406021939057964,0.4405358575613136,0.4345677665416779,0.421768951478029,0.4180552401078685,0.40166613261641004,0.3954261413129798,0.39473227969235286,0.38863942491660497,0.3880054148825086,0.38211900123122733,0.3706043778408842,0.36749732266179647,0.34626301792082687,0.339334339240514,0.33875966421501663,0.3312891161984447,0.32910312080360515,0.32851069093944785,0.32337988728160527,0.3228242818516149,0.31737383310775164,0.313149568250198],"twin_dists":[0.15582555700366593,0.1601712057062265,0.16628122961384362,0.16629650253452036,0.16767428891246014,0.17065503907485688,0.1715269520329365,0.1754155859145611,0.1769147250212976,0.1770820909811833,0.17855765851607014,0.1787118234247647,0.1801489006191041,0.18299127705556864,0.18376567582326853,0.1891497513130362,0.19094371378163674,0.19109338375128196,0.19305167134716708,0.19362924027278966,0.19378613088951285,0.19515149155764389,0.1953000636909799,0.19676519881791277,0.19791051056138506],"n_dims_used":45,"mean_confidence":0.9170799255371094},"coverage":{"mean_confidence":0.9170799255371094,"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}}