{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001939","493:4930001618","493:4930002752","493:4930002261","493:4930003262","488:4880002781","481:4810001958","493:4930001338","488:4880001247","493:4930000199","488:4880003397","496:4960005496","488:4880002963","493:4930001932","493:4930002435","470:4700007682","493:4930001212","481:4810001031","470:4700002177","481:4810001038","466:4660005181","493:4930000669","493:4930001777","470:4700001125","470:4700002527"],"twin_admin_codes":[493,493,493,493,493,488,481,493,488,493,488,496,488,493,493,470,493,481,470,481,466,493,493,470,470],"twin_sims":[0.6369634977475159,0.5523173816012771,0.5387164389531339,0.5086415834125377,0.4701456998031416,0.39207660765205143,0.37407409153553567,0.37370324199120974,0.3725580907782039,0.36925274975304734,0.36666393761830757,0.366504521615219,0.36613749704804954,0.3612920319525371,0.35452663921067495,0.3545066341462663,0.35043974990966403,0.3467371037644494,0.3408338738702805,0.3394231601922444,0.33355216947148514,0.32915309549308036,0.3226895563565158,0.31855132047296814,0.3171506958537626],"twin_dists":[0.12335245093687028,0.141513428719759,0.14445475538704647,0.15101355806328484,0.15956206703127293,0.17772392619513294,0.18213028689927324,0.18222212259622148,0.18250598683727398,0.18332775610510563,0.1839739434105512,0.1840138093927302,0.18410562622066168,0.18532217373614263,0.1870347549154687,0.18703984380241542,0.18807749427232662,0.18902770187193596,0.19055381055333512,0.19092059316563068,0.19245593622521687,0.19361601280487448,0.1953361115488608,0.19644748879966326,0.19682548066691885],"n_dims_used":45,"mean_confidence":0.923785909016927},"coverage":{"mean_confidence":0.923785909016927,"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}}