{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007553","490:4900007309","490:4900005176","490:4900006813","490:4900005308","490:4900005961","490:4900005042","490:4900007675","490:4900006819","490:4900007672","490:4900005972","490:4900007064","490:4900005321","490:4900005307","490:4900004767","490:4900005711","490:4900005177","490:4900007300","490:4900006457","490:4900005967","490:4900006911","490:4900006814","490:4900003128","490:4900004770","490:4900007184"],"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":[0.4514437990891685,0.30341489482023914,0.2718465448582419,0.2088544323762804,0.1795145918349227,0.16927269831460998,0.162231961048572,0.11267262659384455,0.09938214246115931,0.0947610869399523,0.07296902303463275,0.062070724686317975,0.059637952313610965,0.05463353521936326,0.045079895488759465,0.04152846699360376,0.041091467824610706,0.039959561330729226,0.03493196578230592,0.03220154804812463,0.03176100230612111,0.031125657757914253,0.030141181716003464,0.02717430172344956,0.02709537480712117],"twin_dists":[0.16379684557118906,0.20058391350873692,0.20961899525237268,0.22985346338582924,0.2407060814774657,0.2447880362518784,0.24769813321824674,0.2713891280795861,0.2790810745012488,0.2819441071609041,0.29716691923629956,0.3062109275143399,0.3084054565597286,0.3131622330958437,0.32334933853149594,0.3276018559061539,0.32814607098453563,0.3295787329037216,0.3363901127702331,0.3404466280111779,0.3411284422870258,0.3421261209804748,0.34370702778374085,0.3487551284912013,0.34889577784114245],"n_dims_used":45,"mean_confidence":0.9032435099283854},"coverage":{"mean_confidence":0.9032435099283854,"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}}