{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003640},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002774","470:4700003468","478:4780000427","478:4780001263","489:4890000287","470:4700002775","489:4890000244","478:4780000130","478:4780000132","473:4730001583","478:4780000426","478:4780000131","470:4700002605","470:4700003810","473:4730001494","473:4730001586","478:4780000323","478:4780000706","478:4780000375","484:4840002818","470:4700002947","473:4730001402","484:4840003114","478:4780000869","478:4780000229"],"twin_admin_codes":[470,470,478,478,489,470,489,478,478,473,478,478,470,470,473,473,478,478,478,484,470,473,484,478,478],"twin_sims":[0.7777629788810603,0.6455141655740422,0.5061953003836438,0.4767913254574791,0.46242013030249596,0.46220943508624407,0.44493520774981477,0.43882098606423753,0.4357737880068074,0.4114656866488096,0.41117825750867604,0.39992589877198714,0.3885976260130707,0.386946912743517,0.3752092761009867,0.3632230045536105,0.3601859071924803,0.3590151702426333,0.3553818820747,0.3527137533757895,0.35227230059448644,0.3456887862194751,0.3447204489290341,0.34383781566572963,0.33535051003539934],"twin_dists":[0.09207972109874384,0.12151535151356307,0.15155108571085266,0.15807132175485164,0.16130405343424822,0.16135170258593667,0.16528554151224764,0.16669163790037658,0.16739526700096335,0.17308226776709537,0.17315035389051092,0.17583259786226785,0.17856781862220364,0.17896947243372996,0.18184945192524526,0.18483638255382048,0.18560104583220005,0.1858966842700151,0.18681733708964834,0.1874965230301499,0.18760915400286415,0.18929770081796907,0.18954748576314817,0.1897754876128631,0.1919841023447307],"n_dims_used":43,"mean_confidence":0.9115894228913063},"coverage":{"mean_confidence":0.9115894228913063,"n_dims_used":43,"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}}