{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000877","491:4910000802","491:4910000747","491:4910000559","491:4910000253","491:4910000868","491:4910000086","491:4910000511","491:4910000365","491:4910000566","491:4910000685","491:4910000127","491:4910000926","491:4910000434","491:4910000486","491:4910000616","491:4910000077","491:4910000485","491:4910000305","492:4920006049","492:4920006800","492:4920005859","491:4910000433","491:4910000078","491:4910000563"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,492,491,491,491],"twin_sims":[0.37436266046195976,0.3055379752625917,0.27846578701190916,0.261413174973553,0.23036437772687654,0.23031297151418686,0.18944260999600426,0.18178346545469734,0.1592479686584937,0.1524261584784863,0.13079251775570533,0.12622545248846073,0.09470196085865286,0.07981628095926825,0.0746422340926147,0.06835390494611428,0.06764445452234764,0.06430975207749878,0.06323063733888515,0.059572118018778465,0.05742722138910542,0.05737967892711739,0.056252157115944175,0.05360140546312124,0.05115859927278517],"twin_dists":[0.1820588578011447,0.1999966915423212,0.2076741439193691,0.21274480287712777,0.22254386374390073,0.22256077844435448,0.2369039629287533,0.23982434831111393,0.2489591104037768,0.25190796558291406,0.2619567472194367,0.2642354240998939,0.28198144425391947,0.2920315438478807,0.2958772733566368,0.30085259371722456,0.30143697280489673,0.3042526565567429,0.3051893673733609,0.3084658587094849,0.31046451220142335,0.3105095055126432,0.3115856981393475,0.31418783239677517,0.3166820830850606],"n_dims_used":45,"mean_confidence":0.8904595269097222},"coverage":{"mean_confidence":0.8904595269097222,"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}}