{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001643","490:4900001507","490:4900001644","490:4900002987","490:4900003124","490:4900004640","490:4900002844","490:4900004228","490:4900006804","490:4900007173","490:4900001508","490:4900003669","490:4900001373","490:4900012318","490:4900013023","490:4900000750","490:4900002848","490:4900002985","490:4900001922","490:4900004366","490:4900012935","494:4940006143","490:4900000995","494:4940007427","490:4900003954"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490],"twin_sims":[0.17866121915790822,0.1667272771907824,0.13666460364019226,0.12407530205250605,0.06568644824960299,0.05249845553240675,0.048336692139004454,0.022734185965709437,0.01487426129779118,0.00804089718633763,0.00695013086812301,0.005944598235996699,0.00568181508156469,0.0046818752947883156,0.00369383597992457,0.0035993463229539585,0.0032451415673243784,0.0030413741301836055,0.0028039445458438853,0.0025934554060543335,0.0023447626551907222,0.002082502673710838,0.0018834935040187815,0.0008834384050439646,0.0008747029155714344],"twin_dists":[0.2410397636530232,0.24582985701096602,0.2591134683147318,0.2653298982682628,0.3030761143503185,0.3153020641917501,0.3196899132064171,0.35727928527569425,0.376775848131008,0.4033732899008084,0.409423828125,0.41581228596979825,0.4176422876321155,0.42538827732583817,0.43468545824088334,0.4356898257103599,0.43968206588000713,0.4421628695795965,0.4452527825987718,0.4481992513998896,0.4519770649707768,0.45638216011910643,0.46007941273220637,0.48704453061953595,0.4873885577542646],"n_dims_used":45,"mean_confidence":0.9237770080566406},"coverage":{"mean_confidence":0.9237770080566406,"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}}