{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001083","491:4910001414","491:4910001085","491:4910001641","491:4910001472","491:4910001084","491:4910000442","491:4910001772","492:4920005111","491:4910001584","491:4910001021","491:4910001580","491:4910000722","491:4910000717","491:4910000778","491:4910000844","491:4910000900","492:4920005853","491:4910001473","491:4910000841","492:4920004129","491:4910001637","491:4910001524","492:4920004003","492:4920006642"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,492,491,491,492,491,491,492,492],"twin_sims":[0.49975890701621245,0.4552118781677472,0.4384105409434736,0.43181643689846466,0.4219409197926138,0.41058609153553827,0.4060011137736765,0.3883071749057104,0.3733224123423001,0.3727001371021826,0.3673628169718034,0.351368042052826,0.3375660362095595,0.33729115561741413,0.33503133197329693,0.3281688851496905,0.3259505264869471,0.3229399482636009,0.3129499972733793,0.3068575616378454,0.3049395386083966,0.3023711472979274,0.2936929772318881,0.290412051511554,0.2880463253325797],"twin_dists":[0.15296871422990296,0.16293863965621055,0.16678630116379292,0.16831199373132977,0.17061474277595168,0.17329069166026892,0.1743803200969811,0.17863843312149574,0.18231647640517318,0.18247075253129452,0.1837992735244675,0.18784009368973148,0.19140469297437496,0.19147646842143945,0.19206774516132497,0.19387672071904613,0.19446592919450734,0.19526912207508026,0.19796483599761128,0.19963289670965204,0.20016197299145827,0.2008734776973903,0.20330401015358493,0.2042339388475189,0.20490835519709577],"n_dims_used":44,"mean_confidence":0.8965972553599965},"coverage":{"mean_confidence":0.8965972553599965,"n_dims_used":44,"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}}