{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002987","490:4900003124","490:4900004502","490:4900001644","490:4900001373","490:4900001507","490:4900002848","490:4900007173","490:4900004640","490:4900001245","490:4900003119","490:4900003515","490:4900003133","490:4900004348","490:4900001643","490:4900003134","490:4900002986","490:4900003251","490:4900002687","494:4940006143","490:4900001372","490:4900003252","490:4900004500","490:4900004228","490:4900003954"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.24283948792055673,0.08447164533139614,0.048336692139004454,0.014567751332782883,0.010081352266923133,0.0074758741581982015,0.004421642269493786,0.0043534880742766196,0.003056419928211156,0.002484877501395604,0.002291080925925758,0.002092089514939764,0.0018876112477510191,0.0018395334721021852,0.0013990480965210205,0.0012422747322291604,0.0012131958328128883,0.001020794205375378,0.0008342398415512509,0.0008021065138688828,0.0007375237409951765,0.0006005494682754268,0.0005758746501156194,0.0004942596296673794,0.0004920881796300295],"twin_dists":[0.2185100789435238,0.28873872666831835,0.3196899132064171,0.3777068513706856,0.393803255324715,0.406408554094083,0.4276498510727299,0.4282620976204083,0.44197457784583677,0.4498058794463809,0.45284056779894927,0.45621237795667935,0.45999934204199633,0.46094441812787035,0.4708541532853231,0.475092559504835,0.47593275266948465,0.48201369960001816,0.48902494633704896,0.49037789907286455,0.4932568151290301,0.5002331488143141,0.5016458364874543,0.5067585204282776,0.5069050530438983],"n_dims_used":45,"mean_confidence":0.917974344889323},"coverage":{"mean_confidence":0.917974344889323,"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}}