{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011832","490:4900011892","490:4900011964","490:4900010999","490:4900011696","490:4900012120","490:4900011367","490:4900011697","490:4900012098","490:4900011177","490:4900011451","490:4900011225","490:4900011441","490:4900011246","490:4900011828","490:4900010941","490:4900011097","490:4900011434","490:4900010829","490:4900011366","490:4900011081","490:4900011498","490:4900011827","490:4900011765","490:4900011017"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4946433671642683,0.4303465751028946,0.3089085194429225,0.29665407291932056,0.24572999467460596,0.1891102541668238,0.18569791877803266,0.14951447576583393,0.14913514546846257,0.1433841570984495,0.13800469521783484,0.13750579811114974,0.1314778198680026,0.12917188204314187,0.11812315099437412,0.11303907475326835,0.11049618769843775,0.10282422350201499,0.10214631805224515,0.10059962668978335,0.09349353372414432,0.09121862883284275,0.09005411311428262,0.08361737961616479,0.08274009688445623],"twin_dists":[0.15409904787359238,0.1686533516487615,0.19906925688493987,0.20246999845077168,0.2175947662372517,0.23702895074733796,0.23832120716706737,0.25319610468269604,0.2533652778194293,0.25596991910074834,0.25847748047007163,0.25871370765922824,0.2616200332079014,0.2627583537983266,0.2684369331904546,0.27118724233241875,0.2725987376463371,0.277015572463078,0.2774180460531086,0.2783441901421378,0.2827486008171857,0.28421429295581446,0.28497579168518783,0.289331903441107,0.2899461205556304],"n_dims_used":45,"mean_confidence":0.8910222371419271},"coverage":{"mean_confidence":0.8910222371419271,"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}}