{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009935},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010215","490:4900011627","490:4900008552","490:4900009426","490:4900009523","490:4900009011","490:4900010227","490:4900012156","490:4900012089","490:4900011628","490:4900010319","490:4900012026","490:4900010320","490:4900010316","491:4910004801","491:4910004799","490:4900011578","490:4900009424","490:4900011074","490:4900011373","490:4900008216","490:4900008122","490:4900010855","490:4900008218","490:4900012041"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.14429331915492613,0.1351050884102226,0.11289873076610217,0.10249304010718889,0.1023148884221456,0.09300391660651441,0.08669303440842246,0.06689866335499059,0.060207011335618836,0.060123323921924196,0.05737199976025643,0.05229463502908383,0.050332776282792875,0.04835008110485432,0.04633688178652637,0.046204359031223774,0.04060997693998296,0.037644594450955096,0.033264551355114115,0.03316652905222586,0.031186506941993222,0.029732888144549705,0.029210105063310014,0.02915828927682116,0.026870451135593568],"twin_dists":[0.25555306947548156,0.25985949835018285,0.2712645017685132,0.2772119370045707,0.2773177712321878,0.28306165647644244,0.2872183456708585,0.302056692307924,0.30788562506347633,0.3079618188628697,0.31051677581983866,0.31551009296000676,0.3175477054380304,0.31967530023112195,0.32191151902515885,0.32206155500193767,0.32875137488364137,0.3326189785885033,0.33883370005898455,0.33898057607125226,0.34202981912828573,0.34437569114491084,0.34524345009644913,0.34533018265410576,0.3492985414496395],"n_dims_used":45,"mean_confidence":0.8868013170030382},"coverage":{"mean_confidence":0.8868013170030382,"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}}