{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003615","500:5000003793","485:4850009026","500:5000001063","499:4990002868","500:5000002251","500:5000003607","500:5000004137","500:5000003434","475:4750010190","499:4990002627","500:5000004670","485:4850003278","473:4730006393","499:4990001658","485:4850008057","500:5000005361","500:5000004861","477:4770000301","500:5000006153","499:4990002461","500:5000002134","485:4850002229","485:4850003103","473:4730006838"],"twin_admin_codes":[500,500,485,500,499,500,500,500,500,475,499,500,485,473,499,485,500,500,477,500,499,500,485,485,473],"twin_sims":[0.46804426757680884,0.4006988850897824,0.39061388437782096,0.3703957579442534,0.35264213203285744,0.3357925230855251,0.32031020154995765,0.29169288372617524,0.28516236324171707,0.2851194139207837,0.2840373043051074,0.27691395982217204,0.27362554383073184,0.2712881224865038,0.2662479386127966,0.26608557455285337,0.26413802778456275,0.2639089798018363,0.2623341382780424,0.2621861471722265,0.2617412293928553,0.2601643263253969,0.25892584706488425,0.25570933629309617,0.2522617281764534],"twin_dists":[0.1600349245846985,0.17564726597597552,0.1780783081763332,0.18304317177556703,0.1875147913025914,0.19186834103215666,0.19597413529734378,0.20387016759076862,0.20573500834191033,0.2057473570994607,0.20605885469823967,0.2081275380469552,0.2090934664767522,0.20978439360748907,0.21128685595868923,0.2113355483692145,0.21192105892603377,0.21199009669537913,0.21246578979001027,0.21251058341766882,0.2126453456563494,0.21312413839126892,0.21350145639809484,0.21448675319308855,0.21555159743010655],"n_dims_used":45,"mean_confidence":0.9236690945095486},"coverage":{"mean_confidence":0.9236690945095486,"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}}