{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001121","489:4890001000","489:4890000936","489:4890001057","489:4890000999","489:4890000881","489:4890001058","489:4890000939","489:4890000997","489:4890000765","489:4890000937","489:4890001524","489:4890000879","472:4720002231","489:4890000940","489:4890000878","489:4890000822","489:4890001056","472:4720002229","472:4720002164","489:4890001059","472:4720002230","472:4720002296","470:4700007510","472:4720001791"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,472,472,489,472,472,470,472],"twin_sims":[0.8375931852765004,0.8001838568654742,0.7919990551736252,0.7891345914989474,0.7581221921640274,0.7184385121654763,0.6763484379124542,0.6714658808005333,0.6685268849783826,0.5895028480017819,0.586791840905508,0.5767252919744771,0.5559052977944893,0.5538766675925194,0.5411211035911184,0.5403296852909938,0.5392205534570038,0.534918968645643,0.5198860333594157,0.49581269361871677,0.47802108395697895,0.4681647621629958,0.46331242323119404,0.4480387249610805,0.44019047163453673],"twin_dists":[0.07732120014204207,0.08671760590546047,0.08869487699376379,0.08938127676557489,0.09665152592342478,0.10561841041985072,0.11485588827018614,0.11591500983121392,0.11655157717516651,0.13352155045049763,0.1341025793079793,0.13626170056744324,0.1407395267367405,0.1411770013470598,0.14393376882531428,0.14410518660296312,0.14434549922011236,0.1452784170152294,0.14855116959127135,0.15384037960947056,0.15779621280999986,0.1600077917951011,0.16110234405985085,0.16457466382318728,0.16637603682489424],"n_dims_used":45,"mean_confidence":0.9146465725368924},"coverage":{"mean_confidence":0.9146465725368924,"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}}