{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000114","491:4910000040","491:4910000113","491:4910000095","491:4910000632","491:4910000120","491:4910000009","492:4920006621","491:4910000045","491:4910000025","491:4910000038","491:4910000332","491:4910000100","491:4910000473","491:4910000558","491:4910000419","491:4910000414","491:4910000119","491:4910000333","491:4910000101","491:4910000470","491:4910000080","491:4910000628","491:4910000024","491:4910000406"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.36554806720236677,0.26416606015323946,0.22406776700385705,0.18084837657826805,0.17869482139656934,0.1712606479735794,0.15898919651331658,0.1519553151345224,0.1505513607347563,0.14889482867914453,0.1480111566637206,0.14598200908196196,0.13916446645999134,0.13872784762358673,0.13173782045514432,0.12313259452214373,0.12295467899433864,0.12109967559345616,0.11660489069745276,0.10380577402043056,0.09295247657018933,0.09215682036506918,0.09159784357709612,0.0821759255892306,0.08187261499004837],"twin_dists":[0.18425317796867588,0.21191261220690633,0.22463456717481695,0.2401867951207336,0.24102660328795036,0.24398218735964017,0.24906926948795868,0.2521150349684134,0.2527352841580531,0.25347261813465244,0.2538684229916821,0.25478394735801774,0.2579307862783689,0.2581361992648661,0.2614926315066334,0.26581430701675984,0.26590604499704085,0.26686861126598455,0.26924857921367157,0.27643647690112993,0.28309462211702785,0.2836063671195297,0.28396797814972186,0.2903438726089674,0.2905586161732372],"n_dims_used":45,"mean_confidence":0.8902500576443142},"coverage":{"mean_confidence":0.8902500576443142,"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}}