{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006993","490:4900005630","490:4900005370","490:4900002279","490:4900006512","490:4900005763","490:4900001418","490:4900004969","490:4900012706","490:4900006621","490:4900006508","490:4900001400","490:4900006627","494:4940006913","490:4900012285","490:4900004682","490:4900003840","494:4940007791","490:4900001422","490:4900003705","490:4900001816","490:4900005756","490:4900004140","490:4900007115","490:4900006519"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.5530349273865184,0.5184652910440573,0.4095838852382814,0.4021838731179729,0.3949196295955975,0.39462236147305774,0.39159600758591345,0.3607033522827824,0.3438000379848027,0.3334907732237056,0.3256179286917397,0.31815424116142643,0.31270189509450536,0.299867135677126,0.29260194738510703,0.29033929411404713,0.28899466649061195,0.28890420633200137,0.286617791906095,0.2831560689837894,0.28213035158840494,0.2805069255038665,0.2792358620591216,0.27369607740495233,0.27068747088709416],"twin_dists":[0.14135859460953654,0.14886156792745683,0.17352840751787488,0.175291677698678,0.17703688704294251,0.1771086167536769,0.1778402956069239,0.18547053523437737,0.189785253279982,0.1924720692652632,0.19455446005242957,0.19655455479233988,0.1980323996887496,0.20157054175369807,0.20361255856026667,0.20425463143062214,0.20463760838087763,0.2046634113901202,0.20531720349107746,0.20631305713225875,0.20660953936916132,0.20708012453819427,0.20744972401249148,0.20907267371827454,0.20996253434394582],"n_dims_used":45,"mean_confidence":0.9239818149142796},"coverage":{"mean_confidence":0.9239818149142796,"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}}