{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006189","490:4900006671","490:4900007287","490:4900005034","490:4900005431","490:4900006921","490:4900006808","490:4900007546","490:4900005694","490:4900007539","490:4900007648","490:4900007039","490:4900007657","490:4900007183","490:4900005945","490:4900004345","490:4900007053","490:4900006429","490:4900005967","490:4900006807","490:4900006458","490:4900002384","490:4900005432","490:4900007549","490:4900007665"],"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":[0.23266711490074218,0.12822256102863155,0.11210140991376082,0.061246412732737135,0.05507406627061212,0.048992792652376015,0.04436811799577105,0.03145084425287202,0.030069797790760112,0.025658446712725037,0.020634182718057264,0.019838254147571475,0.01880326022113094,0.018238160639351356,0.016590885204152896,0.01658369022924624,0.014168435862687517,0.013874307128701562,0.013852880092661921,0.013835323495550734,0.01307609440612555,0.012933113670178863,0.01276978073712501,0.012462503743392465,0.011166773620139054],"twin_dists":[0.22178870725893846,0.26323144651079067,0.27170483810759605,0.3069464743639613,0.3127293698636724,0.31897777338458444,0.3241784863576713,0.34161332787939613,0.3438233709060828,0.35152023909133523,0.3618260432515932,0.36365520549721525,0.36613205123654546,0.3675351222116229,0.37185412356337055,0.37187379868898374,0.37894600728467437,0.37987861532917944,0.3799472352148808,0.38000352995889325,0.38250052137277013,0.3829850566976694,0.38354439738411983,0.3846140722793418,0.389398824719094],"n_dims_used":45,"mean_confidence":0.8969463772243924},"coverage":{"mean_confidence":0.8969463772243924,"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}}