{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003042","492:4920005115","492:4920003480","492:4920007109","497:4970003039","491:4910002974","492:4920005117","492:4920006921","492:4920003389","492:4920003342","491:4910000607","491:4910000606","491:4910000668","491:4910004254","491:4910001411","491:4910000599","491:4910002925","497:4970003507","492:4920006685","497:4970002991","491:4910004874","491:4910002029","494:4940003043","491:4910000546","492:4920003251"],"twin_admin_codes":[497,492,492,492,497,491,492,492,492,492,491,491,491,491,491,491,491,497,492,497,491,491,494,491,492],"twin_sims":[0.0036568361952222924,0.0025796127681395812,0.002500872620840969,0.002479190723994339,0.0013866253081848139,0.0010402561029126025,0.001039978603733285,0.0009062835932820004,0.0008935023091980351,0.000791071134031703,0.0006233882483272396,0.0005319173712172689,0.0004724520193708844,0.00046210336102965095,0.00036838532224860317,0.0003565559319845216,0.0003373661809266225,0.00032894031261311666,0.000253352088982313,0.00025320284569838703,0.00021539578526759252,0.00020719787962490108,0.00018138048409720606,0.00016277066535446737,0.00014099092913656702],"twin_dists":[0.43507592437510917,0.44840061487964766,0.44956520652407067,0.44989178866439056,0.47117355391921634,0.4813523580020071,0.48136170688522106,0.4861595443787573,0.48665208252790726,0.49085418304995543,0.4989730152552989,0.5043085843004077,0.5082582717987955,0.5089927456007185,0.5164493271582427,0.5175142068801735,0.5193141971440577,0.5201350553897871,0.5285342870830383,0.5285530917243868,0.5336888095970539,0.534913780805239,0.5390937630253855,0.5424703052849402,0.5469185675569059],"n_dims_used":45,"mean_confidence":0.9006654527452257},"coverage":{"mean_confidence":0.9006654527452257,"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}}