{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003287},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003420","490:4900002712","490:4900003155","490:4900003154","490:4900003538","490:4900003286","490:4900002414","490:4900003548","490:4900003160","490:4900003144","490:4900003410","490:4900002858","490:4900002570","490:4900002711","490:4900003285","490:4900002859","490:4900004237","490:4900002568","490:4900003161","494:4940008367","490:4900003015","490:4900005197","490:4900011392","490:4900003551","490:4900000534"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.36418129794115894,0.33888212544557883,0.20812772176549296,0.19815256904503212,0.17373238843184258,0.16036916085445205,0.12671297163408138,0.11703909572876228,0.10714325180307742,0.10100606089639762,0.0924498674140194,0.07521916308460935,0.07394251844332302,0.07225734693924374,0.0719466806281452,0.06990603368819105,0.06824543230284638,0.05359562869380938,0.04187283267486876,0.039612116513644414,0.036826308291205055,0.035825409572928055,0.028907856882497997,0.026446993060688827,0.024576485797309425],"twin_dists":[0.18459578242489988,0.19106147816440613,0.2301091038908313,0.23368155892679296,0.2429895195869269,0.24848331892605538,0.2639892363629852,0.26901563446706056,0.27449878728664706,0.27809974898677114,0.2834174824788631,0.2954380116846646,0.29641371577326475,0.2977227104262338,0.2979667190818607,0.29959110020255225,0.3009416226969175,0.3141936185053977,0.32717639177369884,0.3300253696154367,0.33373158352292237,0.33512137215986676,0.3457512471817151,0.35006476424672917,0.3535814803519429],"n_dims_used":45,"mean_confidence":0.9213563707139757},"coverage":{"mean_confidence":0.9213563707139757,"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}}