{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000549","477:4770000325","477:4770000234","477:4770000324","477:4770000225","477:4770000086","477:4770000150","477:4770000044","477:4770000084","477:4770000063","477:4770000108","477:4770000272","477:4770000552","477:4770000612","489:4890001876","477:4770000269","477:4770000023","477:4770000274","477:4770000229","477:4770000230","477:4770000227","477:4770000284","477:4770000162","477:4770000061","477:4770000317"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.7883224864409818,0.7656415187759729,0.761099297988822,0.7482801995022688,0.7415621521661419,0.7409195955164025,0.7268219429284001,0.7233474213477287,0.7110641485081608,0.7036990539003013,0.7007123253220697,0.6965855700165331,0.6885778709151553,0.6866232774614223,0.6863368589717381,0.6862476772718945,0.683673992403977,0.6812181827980467,0.67639508240178,0.6739969762271122,0.6689369773642821,0.6676448569188652,0.6638774664511746,0.6630647963706919,0.6630068075075709],"twin_dists":[0.08957537185514307,0.09491349976093572,0.09596510956603534,0.09890567221178989,0.1004319169143126,0.10057740036373139,0.10374911085287813,0.10452526674124826,0.10725346715837035,0.10887859297056439,0.10953553798814847,0.11044137810518616,0.11219334680760955,0.11261990303420166,0.11268237500826447,0.11270182506446762,0.11326277927560648,0.11379742178182567,0.11484576015918956,0.11536622182602463,0.11646279523379499,0.11674248519790066,0.11755724433191629,0.1177328612363787,0.11774539075828312],"n_dims_used":45,"mean_confidence":0.9196273803710937},"coverage":{"mean_confidence":0.9196273803710937,"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}}