{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001249","477:4770001482","477:4770001478","485:4850006740","477:4770001536","477:4770000950","477:4770000893","477:4770001362","477:4770000949","477:4770001189","477:4770001010","477:4770001353","477:4770001138","500:5000001628","500:5000001565","485:4850006969","477:4770001134","477:4770003568","477:4770001534","477:4770001304","477:4770001199","477:4770001527","477:4770001481","477:4770000948","500:5000001124"],"twin_admin_codes":[477,477,477,485,477,477,477,477,477,477,477,477,477,500,500,485,477,477,477,477,477,477,477,477,500],"twin_sims":[0.6178156088744725,0.5628631602329345,0.4708289126446052,0.4552502346573604,0.4294536726642975,0.40207605355986503,0.39651162607368395,0.389169166738142,0.3745126735795543,0.3496306066767016,0.34504714298504874,0.340966761495172,0.3392597026465237,0.3332188799522019,0.33238419437564337,0.32244473523225314,0.3211425107634499,0.3207166652774609,0.32012275221657943,0.317441060791216,0.3111779214907853,0.30822617329064106,0.30576533378753074,0.30177748032093726,0.2997657909317725],"twin_dists":[0.12745779670168186,0.13924080368969882,0.1594084868125523,0.16292991713162658,0.16886094914141464,0.1753174756698883,0.17665316713930485,0.1784289381207824,0.18202173592913184,0.18828469229752787,0.1894631727248086,0.19051930201856915,0.19096314464052522,0.19254353388622716,0.19276312208162477,0.19540163867084206,0.195750651042411,0.1958649546798867,0.19602451241978325,0.19674704155097297,0.19844808362536268,0.1992565380983743,0.199933946773488,0.20103843670722693,0.20159882543428403],"n_dims_used":45,"mean_confidence":0.921399180094401},"coverage":{"mean_confidence":0.921399180094401,"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}}