{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005882","490:4900006399","490:4900006149","490:4900006385","490:4900005107","490:4900006517","490:4900003309","490:4900006985","490:4900001547","490:4900005763","490:4900006627","490:4900006503","490:4900005773","490:4900001155","490:4900012285","490:4900000658","490:4900005487","490:4900004140","490:4900005233","490:4900001419","490:4900005621","490:4900006276","490:4900004415","490:4900004970","490:4900003841"],"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":[0.5437077719277803,0.44937744932841317,0.39124744734012573,0.34016138464678086,0.31584721483307887,0.3139061736593071,0.3127976650559637,0.3127668552189404,0.30114650014734123,0.3000058159447047,0.2782765196193491,0.2776057920655784,0.27208266216970656,0.2568075640509033,0.2540993717635975,0.24851861207179424,0.24277393048190113,0.23798676578059183,0.2357698229885626,0.2255826414440484,0.21913739267032306,0.21582959928856724,0.21468620866940416,0.21363039011295662,0.21331556515427927],"twin_dists":[0.14337382958324396,0.16426859694377502,0.17792473544317797,0.19072855458316754,0.19717810360545812,0.1977047329270997,0.19800631579948919,0.19801470666451337,0.2012139711501235,0.20153184738993407,0.20772935917922256,0.20792521596454513,0.2095491229718887,0.21414946300217488,0.21498287204782945,0.21671826423750098,0.2185309198596042,0.2200627446648609,0.22077893330842735,0.22412804985471163,0.22629908342791105,0.2274299245239964,0.227823529859488,0.22818824760055426,0.22829723518901365],"n_dims_used":45,"mean_confidence":0.9182573954264323},"coverage":{"mean_confidence":0.9182573954264323,"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}}