{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680004669","468:4680001880","468:4680004862","498:4980002690","478:4780001631","500:5000010843","468:4680005063","498:4980000874","498:4980003540","468:4680001175","498:4980002389","468:4680004860","498:4980000875","468:4680001556","468:4680002916","478:4780002030","468:4680002811","498:4980004062","498:4980000127","498:4980002851","484:4840007171","468:4680004769","500:5000010866","478:4780001630","468:4680001396"],"twin_admin_codes":[468,468,468,498,478,500,468,498,498,468,498,468,498,468,468,478,468,498,498,498,484,468,500,478,468],"twin_sims":[0.5962012283826951,0.5345521487118439,0.47324021421566087,0.47254280486858186,0.4528636802001786,0.44515506152320705,0.4318574002389423,0.4285789031978266,0.4264361079881628,0.42499436891375064,0.41908472330186636,0.39401204911673604,0.38834727005921016,0.376839461418394,0.3767525815339914,0.3745859653414393,0.3740337765528654,0.3717287867363775,0.3647648986645823,0.3573661035962008,0.3570190327526794,0.3547840261251017,0.3536255363784608,0.3515098112773185,0.3505121238542975],"twin_dists":[0.13208650865959856,0.145358040554298,0.15886704335371485,0.1590235476773395,0.16347314929019566,0.165235120803196,0.16830248723488556,0.1690645017963717,0.1695638370397928,0.16990038856497838,0.17128491978436633,0.17725596124594525,0.17862868370358115,0.1814468847726099,0.18146831789551573,0.18200360198700938,0.1821402681708328,0.18271182662780802,0.1844494136063687,0.18631395090121097,0.18640189679763192,0.1869692941058717,0.18726412519889601,0.18780386660531465,0.18805897361971038],"n_dims_used":44,"mean_confidence":0.9248661561445757},"coverage":{"mean_confidence":0.9248661561445757,"n_dims_used":44,"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}}