{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000294","490:4900000191","490:4900000190","490:4900000120","490:4900000166","490:4900000356","490:4900000083","490:4900001885","490:4900000090","490:4900000355","490:4900004599","490:4900000425","490:4900000731","490:4900000498","490:4900000076","490:4900000291","490:4900000244","490:4900000078","490:4900000205","490:4900001196","490:4900000432","490:4900000189","490:4900000620","490:4900000095","490:4900000338"],"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":[0.7315721593879956,0.7171086991798624,0.672250317987121,0.6573088162505758,0.5993905501246518,0.5773369166326701,0.5708055341088077,0.5688991912898226,0.5616495010902516,0.5602533498243981,0.5452690340480374,0.5426669978050291,0.5373475653230637,0.5365955887916642,0.5330393778503985,0.5274395862751408,0.4998262958467374,0.4939753983581593,0.48852702700171396,0.4821090788258888,0.4716246104590996,0.46553601823398827,0.4586039050809893,0.45824956574462383,0.4578648336271644],"twin_dists":[0.10268455809635475,0.10591387419160864,0.11574498697500804,0.118975427100753,0.1314034467572773,0.1361304295247825,0.13753293656214557,0.1379426061219258,0.13950204178296918,0.13980265418442228,0.1430360937717303,0.14359906866457628,0.14475152911027517,0.14491462123844778,0.14568652628626821,0.1469041721815389,0.1529538458283913,0.15424688954053495,0.15545498533033933,0.15688331524973687,0.15922971536090202,0.1606002735057078,0.16216829676860836,0.16224867224811276,0.16233596706917916],"n_dims_used":45,"mean_confidence":0.917303466796875},"coverage":{"mean_confidence":0.917303466796875,"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}}