{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002255","490:4900002556","490:4900002406","490:4900003833","490:4900002252","490:4900004112","490:4900002408","490:4900002851","490:4900009994","490:4900002998","490:4900004378","490:4900003967","490:4900001385","490:4900002850","490:4900009047","490:4900002703","490:4900002254","490:4900009688","494:4940008948","494:4940008960","494:4940007546","494:4940007227","494:4940008971","490:4900008943","490:4900001525"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,494,494,494,490,490],"twin_sims":[0.46994425063237943,0.4041883108630954,0.30625278645181164,0.2795601332676469,0.2737373966427242,0.26968214164263343,0.2625563685584605,0.24758528269566396,0.2007220742498812,0.19564391138772755,0.17802991292410014,0.12117533630967178,0.10622265300717314,0.08118920975841301,0.08006092681668925,0.08002944124737892,0.07605043863391144,0.07309656172808593,0.07111790304285542,0.07104168675582521,0.07101112901619992,0.06657025373994681,0.061358177809841145,0.06061579176490834,0.04229295141181748],"twin_dists":[0.15960736539063844,0.17481264170871755,0.19979951391299386,0.20735533557596741,0.20906049465135704,0.2102612410425167,0.21239855532720608,0.21701091647761592,0.2327497237651509,0.23459941927999767,0.2412873428972653,0.26682913153759485,0.2750285318051982,0.2910448098109664,0.29185472397555107,0.29187745611966714,0.29480985067558835,0.2970677803929829,0.298621873174962,0.2986824328736479,0.2987067281437162,0.3023313731733187,0.3068462702749348,0.3075146943357325,0.32666130806986415],"n_dims_used":45,"mean_confidence":0.9206739637586806},"coverage":{"mean_confidence":0.9206739637586806,"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}}