{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004002","490:4900004419","490:4900001553","490:4900003175","490:4900001820","490:4900004541","490:4900003572","490:4900001687","490:4900004549","490:4900003438","490:4900003573","490:4900003860","490:4900001542","490:4900003992","490:4900001685","490:4900004280","490:4900004406","490:4900002892","490:4900004399","490:4900003177","490:4900004124","490:4900006393","490:4900006882","490:4900004534","490:4900001683"],"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":[0.7953200804462793,0.7741678627307467,0.6394293012432343,0.6250757625600545,0.6123937797346677,0.563904245629204,0.5508439598317049,0.5326884350341797,0.5280328781600726,0.5140617227328983,0.5086576759968225,0.49282988790151594,0.47855839095223807,0.4632677856253659,0.44579516451942847,0.4447607928481048,0.4287351833028064,0.4247916022739885,0.4246171826449832,0.42386875222298354,0.395585162796546,0.39231234165213147,0.3900933759915713,0.38985755462885485,0.389027201612419],"twin_dists":[0.087895504498136,0.09292454710537776,0.12282298548662554,0.1259022352975573,0.1286189967965883,0.13901677022682832,0.14183146787769668,0.14576275783854922,0.1467750335937953,0.14982494878709168,0.15101002424760615,0.15450056128106737,0.15767608378879946,0.16111243147989532,0.16508837533116372,0.16532554816543518,0.16902812405553994,0.169947759257236,0.1699885149978534,0.17016347612322247,0.176876386630281,0.17766687138326753,0.17820456426056833,0.1782617917922217,0.17846342571534402],"n_dims_used":45,"mean_confidence":0.9161860148111979},"coverage":{"mean_confidence":0.9161860148111979,"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}}