{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003658},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002690","490:4900001115","490:4900003117","490:4900003666","490:4900003393","490:4900002676","490:4900001929","490:4900002838","490:4900002078","490:4900002542","490:4900002380","490:4900001921","490:4900004351","490:4900003138","490:4900001123","490:4900002528","490:4900004488","490:4900002978","490:4900003516","490:4900003121","490:4900003935","490:4900003668","490:4900001773","490:4900001117","490:4900003931"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3670772520888699,0.329118821124901,0.2703225003872543,0.21896308343493828,0.2127027847862505,0.20155812006734575,0.18769254951756456,0.18694943968683625,0.17026617850599446,0.14753475790012133,0.13888183324641676,0.1384331983102923,0.13076086195364137,0.13042833332189033,0.11895799423693902,0.11652675628613136,0.10633480445516676,0.097837279617417,0.08961539660383791,0.08444642590318861,0.08298345884351167,0.080689770848493,0.07790660100649048,0.07288040794008635,0.07039579246550501],"twin_dists":[0.18387062419648167,0.1936250845402237,0.210070896187452,0.2263583875234213,0.2285096827981542,0.2324483038998563,0.23756383552466914,0.2378453347826566,0.24438446837568165,0.2540825305235622,0.25806369970333354,0.25827509386372743,0.2619723329859893,0.26213622602346287,0.267994035356427,0.26929056782719374,0.2749638056778215,0.28002635684877053,0.2852647000327218,0.2887561695670049,0.2897752146138145,0.2914022015860537,0.2934269437424736,0.2972358844130999,0.29919777241371026],"n_dims_used":45,"mean_confidence":0.9196372138129341},"coverage":{"mean_confidence":0.9196372138129341,"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}}