{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001023","477:4770000844","489:4890001958","477:4770001186","477:4770000961","477:4770001122","489:4890002040","477:4770001308","489:4890001789","489:4890002453","489:4890003108","489:4890002277","477:4770000104","477:4770000895","477:4770000439","489:4890002777","489:4890002361","485:4850004687","489:4890002525","477:4770000509","489:4890001779","489:4890002362","489:4890002278","477:4770000149","489:4890001790"],"twin_admin_codes":[477,477,489,477,477,477,489,477,489,489,489,489,477,477,477,489,489,485,489,477,489,489,489,477,489],"twin_sims":[0.5555747605142398,0.5040975939739274,0.49209070329344407,0.48737851596913284,0.47568288017218546,0.4536270882841228,0.44798613464743997,0.43911614899555546,0.4369717924170633,0.4291284667893637,0.42534560947755573,0.42427699155748716,0.41324924373304256,0.4121067430673961,0.41134372730055324,0.41017829735091527,0.4016916822069113,0.40009941002107674,0.3983671738187079,0.3953299121848107,0.39395183548256646,0.3928624906919415,0.39003746533697287,0.38894425505361135,0.3871508317217487],"twin_dists":[0.14081079077836758,0.15201256895997733,0.15466434445128813,0.15571016397179274,0.15831948934021522,0.16329926683416957,0.16458669434708983,0.1666235843249176,0.1671184040499841,0.16893660241755448,0.1698183533597233,0.17006802576663746,0.1726602422244054,0.17293048931700256,0.1731111549184706,0.17338738662557063,0.17540946956916795,0.1757909825067874,0.17620681534623925,0.17693792829458344,0.17727050402985015,0.1775337805974712,0.17821813081195312,0.17848357866656092,0.17891981081812508],"n_dims_used":45,"mean_confidence":0.9216556972927518},"coverage":{"mean_confidence":0.9216556972927518,"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}}