{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011163","490:4900011382","490:4900010682","490:4900009832","490:4900011010","490:4900011094","490:4900011972","490:4900010679","490:4900010928","490:4900007908","490:4900009630","490:4900009636","490:4900011982","490:4900010680","490:4900008667","490:4900009344","490:4900010735","490:4900011651","490:4900009241","490:4900010419","490:4900011653","490:4900007881","490:4900008668","490:4900011713","490:4900009933"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.27750403386199046,0.2546816352899034,0.16593657996006528,0.1282491552636437,0.11388853256469958,0.1042181409004717,0.10110915394100196,0.09872387756471133,0.09855878563076156,0.09098719980616327,0.07195756608384232,0.07026365449140089,0.06971658839702681,0.06839529693131184,0.06636856157483681,0.06361533680219614,0.06159544648962748,0.05963986221132453,0.05577350663947565,0.05392661485450879,0.0521575241647108,0.051026619422810525,0.050365335564706785,0.047344917685420984,0.043570780266101436],"twin_dists":[0.20795495521312696,0.2148032150176463,0.246155814261618,0.26321815730869086,0.270721186135824,0.2761944611848934,0.2780378682027467,0.27948243972552733,0.27958343050813383,0.2843650134921653,0.2979581548350365,0.29930367372697647,0.2997438449816278,0.30081865152441134,0.30250061608480344,0.3048539440654136,0.3066340403244674,0.3084037050711747,0.31204795328513335,0.3138629279236328,0.31565041392525967,0.31681963912888167,0.31751335393801994,0.32078187558744425,0.3251206710428971],"n_dims_used":45,"mean_confidence":0.8869244045681424},"coverage":{"mean_confidence":0.8869244045681424,"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}}