{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003049","497:4970002954","497:4970003048","497:4970003003","497:4970003179","497:4970003180","497:4970002381","497:4970003095","497:4970002157","497:4970003096","497:4970002380","497:4970002833","497:4970003139","497:4970002376","497:4970002092","497:4970002718","497:4970002378","497:4970003001","497:4970003002","497:4970003301","497:4970003094","497:4970003138","497:4970003340","497:4970003050","497:4970003222"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.9336688717502158,0.7078469241920461,0.6562016543510307,0.537832877877276,0.5157499362159884,0.5129057109808363,0.5075636985039348,0.4966295540039146,0.49476519119406503,0.4520767447892882,0.4389459055835998,0.431498828738381,0.3905935251740026,0.3567932766674146,0.35421705913277374,0.3471312527642988,0.3444784273465529,0.3399437355625082,0.3376347820321495,0.333711955803644,0.33010777599049446,0.31036300635503206,0.3056166337879577,0.2953380187706766,0.2923883804825229],"twin_dists":[0.04811790360575797,0.10796428203308972,0.11921418764351377,0.14464629594833361,0.14945537644209445,0.15007818886290367,0.1512503203573854,0.15365978490127738,0.15407209078279605,0.16365250379511528,0.16666283391976142,0.16838571448633594,0.17808324508489273,0.1864591257959358,0.18711352254137212,0.18892629856215076,0.1896099739080966,0.19078514962112278,0.1913867473397894,0.19241395688540971,0.19336353644314525,0.1986708399287782,0.1999749808755802,0.202840064178511,0.20367303607230747],"n_dims_used":44,"mean_confidence":0.8988401239568536},"coverage":{"mean_confidence":0.8988401239568536,"n_dims_used":44,"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}}