{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008550","490:4900008893","490:4900011217","490:4900008660","491:4910005568","490:4900008658","490:4900010566","490:4900008330","490:4900008113","491:4910005414","490:4900009920","490:4900008323","490:4900008890","490:4900008101","490:4900010225","490:4900008104","490:4900004755","490:4900008780","490:4900010309","490:4900010235","490:4900009922","490:4900008551","490:4900011505","490:4900010663","490:4900007897"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09170765755474289,0.06363228327844124,0.050701035224270774,0.04337782618506869,0.018610442440483304,0.018045979571116425,0.01378389516757111,0.013623386747589204,0.013029439167493701,0.01214968006995308,0.011887090146703824,0.01079445143224016,0.010705438155190558,0.010326762270317525,0.009843639453667749,0.008657939299441775,0.008574942203549095,0.007948138022888518,0.006927538851235205,0.006415349065009585,0.00626675481874194,0.0062471512597080375,0.005635247908193911,0.0055193091284203456,0.005512112081633528],"twin_dists":[0.2838968002896521,0.30483920648768004,0.3171602495824397,0.3253508530910277,0.3666065977845172,0.3680209582440427,0.38016879734039827,0.3806881250612134,0.38265810986678644,0.38572733403834253,0.3866816223509232,0.39086494705647806,0.3912221159459205,0.39277173482486955,0.3948239855089803,0.4002696529092989,0.4006753606877828,0.40385818638185556,0.4095579415610072,0.4127092379862258,0.4136659054419998,0.41379363849810147,0.41797452548306013,0.4188126040391518,0.41886515172812117],"n_dims_used":45,"mean_confidence":0.8871847364637587},"coverage":{"mean_confidence":0.8871847364637587,"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}}