{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003698","477:4770003640","499:4990000517","499:4990001282","477:4770003748","499:4990000588","489:4890002407","499:4990000822","499:4990000599","477:4770003529","477:4770003593","489:4890002488","499:4990000833","489:4890002322","489:4890002238","477:4770003798","477:4770003799","489:4890002904","489:4890002640","499:4990000332","489:4890002981","477:4770003757","477:4770003759","499:4990000748","489:4890003370"],"twin_admin_codes":[477,477,499,499,477,499,489,499,499,477,477,489,499,489,489,477,477,489,489,499,489,477,477,499,489],"twin_sims":[0.854659527170986,0.8411856508252085,0.8241397352081058,0.8189962012348785,0.7777228704768699,0.7711705929251235,0.7301287160241823,0.7023739135283048,0.6973324320986726,0.6911910251917971,0.68091059623431,0.6760378430160204,0.668738924494683,0.6656262586069777,0.6604423158071107,0.6589173962432335,0.650510496224741,0.6482454113678865,0.6480263446758613,0.6474219738273332,0.6433555977757821,0.642442642978916,0.6361654731231645,0.6351854369766176,0.6342028311021657],"twin_dists":[0.07278815685751644,0.07638185548041375,0.08077633124729278,0.08207324349599794,0.09208916737701472,0.09362602480625441,0.10300847192552487,0.10917020681500839,0.11027759419173243,0.11162242554865491,0.11386434345390511,0.11492332407013789,0.11650567385155192,0.11717917094831148,0.11829926109880286,0.11862839743645041,0.12044034302596995,0.12092785469670854,0.12097499007575603,0.12110501667646194,0.12197941256671273,0.12217562138460106,0.12352375686582026,0.12373410289578891,0.12394496733133203],"n_dims_used":45,"mean_confidence":0.9242348564995659},"coverage":{"mean_confidence":0.9242348564995659,"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}}