{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008799","490:4900001003","494:4940008798","494:4940007484","494:4940007155","494:4940008200","494:4940008841","494:4940007998","494:4940008534","494:4940007266","494:4940006940","494:4940008506","480:4800004433","490:4900000693","494:4940007782","494:4940007990","494:4940007475","490:4900001406","490:4900002739","496:4960009175","494:4940008340","494:4940008673","490:4900001698","494:4940005232","496:4960007542"],"twin_admin_codes":[494,490,494,494,494,494,494,494,494,494,494,494,480,490,494,494,494,490,490,496,494,494,490,494,496],"twin_sims":[0.4743394318409362,0.41018581647375757,0.3776611075454385,0.34951294534674043,0.33682600508579913,0.3043881526656043,0.296796347295583,0.28401418857415645,0.2763142471175264,0.25439728980810705,0.25226072532770316,0.24429675981689322,0.24272977968072168,0.2412472996847483,0.23559110303506345,0.22933295986256924,0.2044428614808966,0.1999403602344377,0.1969304282035054,0.19441718980991773,0.18680422002508187,0.18399506882038077,0.17943020285317787,0.17823486452517792,0.17661829580649258],"twin_dists":[0.15862052508242927,0.17338560333157874,0.18124430499502103,0.18831484285208233,0.19159799819415227,0.20031442587725617,0.20243004980036824,0.2060655166166824,0.20830317020611205,0.21489091702204732,0.21555190851653683,0.21804774333052462,0.2185449575895228,0.21901727424496473,0.2208368605131094,0.22288371898062037,0.231414817056475,0.23303233846558832,0.23412770099120594,0.23505122066609702,0.23790043746429781,0.2389723261763521,0.24073902871434705,0.24120689882920598,0.24184320187830027],"n_dims_used":45,"mean_confidence":0.9183536105685763},"coverage":{"mean_confidence":0.9183536105685763,"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}}