{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001747","490:4900001882","490:4900002507","490:4900002203","490:4900002499","469:4690003572","490:4900001740","490:4900004738","490:4900002047","490:4900001342","490:4900002355","490:4900004729","490:4900002360","490:4900000521","490:4900002654","470:4700001225","490:4900001193","490:4900002656","490:4900001618","490:4900001477","490:4900001450","469:4690003573","490:4900002350","469:4690003274","490:4900006645"],"twin_admin_codes":[490,490,490,490,490,469,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,469,490,469,490],"twin_sims":[0.7510343710336613,0.6373177009477715,0.6015013834950373,0.5873502178751526,0.5788373838895838,0.5165642182929757,0.5151355731242723,0.5097044772509793,0.49722805097150535,0.48462939046943937,0.48122285714449187,0.4803224314012538,0.479235173917003,0.4772311682674743,0.47623307272610926,0.4752471408731903,0.46554349824441976,0.4641093839287396,0.46054761748280926,0.43570269357334324,0.4275833213222978,0.4236528850134178,0.42164763988592074,0.4204852867972313,0.40861476250673645],"twin_dists":[0.09827712577238586,0.1232764093792805,0.1309514149052473,0.1339828938772119,0.1358084414047285,0.14927722549084416,0.14958983410741722,0.1507802165198609,0.15352752071621117,0.15632171773100179,0.15708100944435055,0.15728199023256942,0.1575248329514364,0.15797289826844882,0.15819628429929136,0.1584170978434255,0.16059858598496352,0.16092230021354545,0.16172779514061736,0.16741170667172528,0.16929637398357394,0.1702139635003113,0.17068346944818183,0.17095605151543883,0.17375851962759198],"n_dims_used":45,"mean_confidence":0.9163787841796875},"coverage":{"mean_confidence":0.9163787841796875,"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}}