{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005194","489:4890005119","489:4890005265","477:4770002345","489:4890005120","489:4890005198","489:4890005162","489:4890005268","489:4890005161","477:4770002915","489:4890005130","489:4890005373","489:4890005156","477:4770002144","477:4770002146","477:4770002209","477:4770003321","489:4890005224","477:4770003234","489:4890005092","489:4890005131","489:4890005283","489:4890005257","477:4770003380","477:4770003375"],"twin_admin_codes":[489,489,489,477,489,489,489,489,489,477,489,489,489,477,477,477,477,489,477,489,489,489,489,477,477],"twin_sims":[0.7644232939823288,0.7560840879650199,0.7218297683921586,0.7157374406685099,0.6902749025016054,0.6575919438288746,0.6549683615293439,0.6440515755498883,0.6341548769484477,0.6256331573530668,0.6021893219808728,0.5913822905050101,0.5902497356105575,0.5824561202900671,0.581739683352625,0.5785488874799074,0.5671722101114561,0.554118838003573,0.5441698336083148,0.5403110692051053,0.5357993402266662,0.5277206327459176,0.5237503809041644,0.5192044449737815,0.5150762161976206],"twin_dists":[0.09519606674108425,0.09712018702400242,0.1048636474006159,0.10621825771352385,0.11182266534336716,0.11891435806060244,0.11948005991956297,0.12182981069019222,0.12395525732818612,0.1257827657999197,0.13080410003439052,0.13311883015505965,0.13336150215164275,0.13503217597375555,0.1351858305120355,0.13587034474024853,0.13831386558679093,0.14112476447350147,0.1432738573981456,0.14410921933189405,0.1450873643360143,0.14684299439858697,0.14770790286555155,0.14870005526455055,0.14960282687406362],"n_dims_used":45,"mean_confidence":0.920509762234158},"coverage":{"mean_confidence":0.920509762234158,"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}}