{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005054},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005573","490:4900006937","490:4900005312","490:4900005707","490:4900005038","490:4900005572","490:4900005442","490:4900005571","490:4900005580","490:4900004916","490:4900005577","490:4900004775","490:4900005174","490:4900007311","490:4900005706","490:4900007429","490:4900004915","490:4900005959","490:4900005705","490:4900005578","490:4900005576","490:4900007552","490:4900005173","490:4900005172","490:4900005574"],"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":[0.6294484661880229,0.47349104719966756,0.43486254173473826,0.40733762011014457,0.39527438588682234,0.3893938644779611,0.34540378212751516,0.30490229731304824,0.2715469634149224,0.27114337396991367,0.24321711589713696,0.23014819798149472,0.2075265670968399,0.19748518597567613,0.18212995360850506,0.16147618762578664,0.15968424756991664,0.13541897073903453,0.12598403839007222,0.11272828232427758,0.11105044413568367,0.09580466710406982,0.08552002835150387,0.07183034893820471,0.0711819533241211],"twin_dists":[0.12496480967969645,0.15881077311836858,0.1676060619942532,0.1740621373893618,0.1769513182726786,0.1783743643759381,0.1893711797719192,0.20017226481933847,0.20970770180001588,0.209827300724368,0.21839010060008526,0.22261501231539033,0.23032103670207657,0.2339249502006242,0.23969038181984653,0.2480159049336852,0.2487736814574555,0.2597088285609036,0.2643576005751772,0.27135843333418486,0.27228896206595155,0.2812881046549558,0.2880172647642572,0.29805830987315574,0.29857102098497446],"n_dims_used":45,"mean_confidence":0.9225133260091146},"coverage":{"mean_confidence":0.9225133260091146,"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}}