{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003462},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003594","490:4900004430","490:4900003329","490:4900004444","490:4900004293","490:4900004431","490:4900003603","490:4900004567","490:4900002320","490:4900002319","490:4900003878","490:4900004015","490:4900004295","490:4900002456","490:4900003358","490:4900003338","490:4900002148","490:4900002597","490:4900003072","490:4900004017","490:4900001469","490:4900004408","490:4900002903","490:4900003466","490:4900002902"],"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":[0.7686251926564704,0.7462388254521202,0.7313460523047558,0.7029456834940928,0.6988212861121887,0.6753028257159704,0.6033869956851113,0.5927072568353133,0.5522836236954713,0.5319088506850514,0.5057015937665367,0.48261489903508575,0.42676881674393646,0.41241007752790065,0.40529699829181653,0.3912698281671979,0.37311943169223133,0.372989952698079,0.366207208679134,0.3660786325963089,0.3570266813216006,0.35600342838784804,0.35035226318826684,0.3486121511577762,0.3485167305809425],"twin_dists":[0.09421976925565882,0.09937046421543955,0.1027353225055123,0.1090444098665535,0.10995089110695966,0.11508287557260673,0.13054763613375683,0.13283495853374963,0.14152071387681206,0.14593213571822658,0.15165965220802982,0.15677053054408577,0.16948623828772802,0.17285870682774207,0.17454813666344868,0.17791931256091978,0.18236678596586053,0.18239888489496325,0.1840881832319159,0.1841203563671778,0.18639995821736957,0.18665949866959475,0.18809988498965616,0.1885458468049329,0.18857033526522435],"n_dims_used":45,"mean_confidence":0.9178213331434462},"coverage":{"mean_confidence":0.9178213331434462,"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}}