{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003258","489:4890001755","489:4890003182","489:4890002841","489:4890002840","489:4890001839","489:4890002243","489:4890003181","489:4890002838","489:4890002923","489:4890002666","489:4890002834","489:4890002925","489:4890002749","489:4890003253","489:4890002016","489:4890002680","489:4890002745","489:4890002007","489:4890003315","489:4890002101","489:4890002743","489:4890002506","489:4890003585","489:4890002752"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7880939823050587,0.7038858514446368,0.6915525299801879,0.6588151714970646,0.6552770009266912,0.6519678287371707,0.6487900079513396,0.6451914039191698,0.6409090845049236,0.6309736584084166,0.6207021961382497,0.6094570872620042,0.6093378068016866,0.6071248486241333,0.6063922310239621,0.6040368341025957,0.5993072558084155,0.59885312989649,0.5973781198430311,0.5881246746357748,0.5861522698409904,0.5803072412493655,0.5694113966842596,0.5683075193087478,0.5643367609164021],"twin_dists":[0.08962994511514102,0.10883746722529646,0.11154338454521537,0.11865045600927868,0.11941353230956091,0.1201265377964425,0.12081066621566822,0.12158475436182996,0.12250512693220343,0.12463771952111544,0.1268394254505031,0.12924785577971049,0.12927339749811972,0.12974725547315225,0.1299041285985123,0.13040848527963014,0.13142128479638762,0.1315185399583915,0.13183443986960414,0.13381690410865824,0.1342396770012329,0.1354930911145919,0.13783251913253797,0.13806978668119674,0.1389237118484694],"n_dims_used":45,"mean_confidence":0.9177704705132379},"coverage":{"mean_confidence":0.9177704705132379,"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}}