{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004225","489:4890004217","489:4890003739","489:4890004569","489:4890004894","489:4890004652","489:4890004521","489:4890003690","489:4890003937","489:4890004008","489:4890003752","489:4890005300","489:4890003997","489:4890003621","489:4890004385","489:4890004564","489:4890003693","479:4790004179","489:4890004121","489:4890003692","489:4890003870","489:4890004704","489:4890004273","489:4890004529","489:4890004120"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489],"twin_sims":[0.8629075123442433,0.8568660623414535,0.8213041268992488,0.7845940582704543,0.7783754900875298,0.7744229441119689,0.7728527487713889,0.7613713656840371,0.7360097439428556,0.7323689271723434,0.7029175836382446,0.6994367756156887,0.6954044563928323,0.6884720709952606,0.6752691382511438,0.6658896215543487,0.6504049251439532,0.6452435415489738,0.6418871774614607,0.6391020657513291,0.635915516485056,0.6323767128320388,0.6282001898864052,0.6250577814469059,0.6245302781584897],"twin_dists":[0.07052741055735,0.07218817478335195,0.08149286261139829,0.09046367640919668,0.09193540326994433,0.09286472948572394,0.09323264962177823,0.09590226979571545,0.10168631965442185,0.10250559669427392,0.10905059320440653,0.10981575255687404,0.11070025472614915,0.11221644625162062,0.11509018702718496,0.1171222147287266,0.12046307099534477,0.12157354363532646,0.12229498215225855,0.12289326404252736,0.12357740848187393,0.12433676302027882,0.12523246547126063,0.12590608917381332,0.1260191453630008],"n_dims_used":45,"mean_confidence":0.9171934339735243},"coverage":{"mean_confidence":0.9171934339735243,"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}}