{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002183","490:4900004172","490:4900002334","490:4900002187","490:4900002179","490:4900002331","490:4900004586","490:4900002160","490:4900002487","490:4900003896","490:4900002177","490:4900002785","490:4900001596","490:4900007868","490:4900003895","490:4900001452","490:4900003754","480:4800004208","490:4900002333","490:4900002004","490:4900002178","490:4900006287","490:4900003753","490:4900006292","496:4960012058"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,480,490,490,490,490,490,490,496],"twin_sims":[0.6299804366309529,0.58814269740309,0.5748936998410594,0.5702089829622248,0.5123693033986413,0.48577136952453914,0.47269394910530604,0.4721655206647009,0.4638232606633696,0.42138234296939864,0.4112628801659229,0.41121871618267586,0.40061575039794567,0.3840484166693515,0.3815964120972155,0.37925063870757586,0.3668018328979493,0.3646127504585913,0.3605166679788216,0.3573634200870993,0.3560392443676235,0.3500630277089192,0.3421852995748286,0.3419440005769732,0.34179435081955456],"twin_dists":[0.12485073162580795,0.1338130414315735,0.13665488658873037,0.13766111801537606,0.1501957448151993,0.15606755095020466,0.15898962316825185,0.15910824535710225,0.16098692676639992,0.17074565597673197,0.17313030634160498,0.1731407687945079,0.1756671906341816,0.1796767086437452,0.18027699220072618,0.18085300772150986,0.18393946623974541,0.18448756144109246,0.18551760994861272,0.18631463071954157,0.18665040772557273,0.1881739306579529,0.1902032043330263,0.19026575123489126,0.1903045536599706],"n_dims_used":45,"mean_confidence":0.917164781358507},"coverage":{"mean_confidence":0.917164781358507,"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}}