{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000530","490:4900000442","490:4900000739","494:4940007936","494:4940008347","490:4900000983","490:4900000984","494:4940007935","490:4900000445","490:4900000444","490:4900000528","490:4900000740","490:4900000539","494:4940007941","490:4900000535","490:4900000531","490:4900000441","490:4900000534","490:4900000257","494:4940008453","490:4900012373","490:4900000536","494:4940008350","494:4940007943","490:4900012664"],"twin_admin_codes":[490,490,490,494,494,490,490,494,490,490,490,490,490,494,490,490,490,490,490,494,490,490,494,494,490],"twin_sims":[0.458471745666834,0.3693505031110927,0.3066720923063571,0.2323039432629254,0.22546066121442032,0.22009216030962273,0.20399266553468576,0.19637499519240387,0.1632266516583302,0.1598859814759573,0.15468908807250545,0.14392713999119486,0.13880357751496747,0.13814176811098453,0.12008355726397388,0.11892796823717294,0.11161236144210832,0.10338560811374242,0.09533448248717326,0.0944086973761749,0.08133540925551817,0.0794560564948754,0.07558865420176517,0.07456515564750167,0.07063925020358444],"twin_dists":[0.16219827213786964,0.18330340050770386,0.19968397385136014,0.22190747762108678,0.22416875162153616,0.22597480878751178,0.23157544240162856,0.2343310950799985,0.24728153834427985,0.24868806433344007,0.25091926128380876,0.2557207270600252,0.2581005365865318,0.25841268844693577,0.26740065487946924,0.2680099233242011,0.27197612164410995,0.2766838416380524,0.28158296637714864,0.2821669070015988,0.2909405246581491,0.29229269225107607,0.2951581147732247,0.2959361666052164,0.29900307614042243],"n_dims_used":45,"mean_confidence":0.9113785637749566},"coverage":{"mean_confidence":0.9113785637749566,"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}}