{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002634","473:4730002575","487:4870010972","468:4680002786","498:4980002560","474:4740001182","473:4730003046","474:4740001390","468:4680002582","500:5000009658","498:4980002771","484:4840003483","487:4870010846","489:4890002934","487:4870010976","480:4800004615","468:4680006770","500:5000009877","474:4740001496","467:4670001844","478:4780005468","478:4780001793","484:4840004176","468:4680002685","474:4740000675"],"twin_admin_codes":[498,473,487,468,498,474,473,474,468,500,498,484,487,489,487,480,468,500,474,467,478,478,484,468,474],"twin_sims":[0.005647256018946797,0.00039387388722938527,0.00039173108281673506,0.0003747741848165148,0.00027979581475128564,0.00021567873776287,0.00020017150948200936,0.00010379118312922742,0.000078557369954315,0.00007645880037116754,0.00004126173338795348,0.0000406638135457204,0.000039562040621080696,0.00003171206039515657,0.00002679504912556326,0.00001520922153923523,0.000013727898686983335,0.000013255748322779432,0.000009024378392055862,0.000007786878001431648,0.000007744172726292491,0.000006975237156745652,0.000006303627021626946,0.000005396711693895976,0.000004379515066557494],"twin_dists":[0.41788861584996084,0.5142596692820698,0.5144385646419286,0.5158874537353761,0.5253563625125771,0.533647317278043,0.5360005533478855,0.5562853298325875,0.5646682646050225,0.5654765160758054,0.5835853412640295,0.5840070841274665,0.5847998956233373,0.5911447690262365,0.5959326880210233,0.6117518117649451,0.6145706956717094,0.6155305179960147,0.6259783478471883,0.6299400126190141,0.6300872470978182,0.6328805015666904,0.6355730291704766,0.6396821690175589,0.6451657495517596],"n_dims_used":45,"mean_confidence":0.9104617648654514},"coverage":{"mean_confidence":0.9104617648654514,"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}}