{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003549","490:4900004518","494:4940008946","490:4900004517","490:4900002721","490:4900003822","490:4900004523","490:4900004099","490:4900002714","490:4900003684","490:4900002107","490:4900003820","490:4900003540","490:4900004516","490:4900003016","490:4900004104","490:4900004239","490:4900002856","490:4900002863","490:4900004394","490:4900004393","490:4900003159","490:4900001957","490:4900004531","490:4900004242"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5566829207451686,0.38408964141506663,0.3443944445007038,0.32939151555846097,0.28639217843328535,0.2601216375834586,0.2450109493851489,0.23258144400499695,0.19661359333322764,0.1782882508239429,0.16925725894403532,0.1409384844625035,0.13239757369482014,0.12164842820253323,0.1145772120249623,0.11103489552529082,0.11093314759360022,0.1057812562097223,0.09904714734702273,0.09745074142973705,0.0957680052395346,0.09448383213582365,0.09311985848423536,0.09119822288214097,0.08498216050103684],"twin_dists":[0.1405718954799949,0.1796666319795615,0.18963166309033963,0.19355292218401227,0.205381885994152,0.21313712521849465,0.2178218086475606,0.2218167137767947,0.23424367404322663,0.2411859553446539,0.24479432138396812,0.2571010888942745,0.26117019671038677,0.26658269794500083,0.2703453016500069,0.27229763592629963,0.2723544196283759,0.2752837927548538,0.2792850705299826,0.2802647047642893,0.28131105502015347,0.28211934782204995,0.2829874072145972,0.2842275703701494,0.2883865210757891],"n_dims_used":45,"mean_confidence":0.9262452867296007},"coverage":{"mean_confidence":0.9262452867296007,"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}}